Haier AU42NALEAA Service Manual
Haier AU42NALEAA Manual
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Haier AU42NALEAA manual content summary:
- Haier AU42NALEAA | Service Manual - Page 1
L@KOD>@ G - Haier AU42NALEAA | Service Manual - Page 2
>IHM@HML 30 BV^VbR\ Z^W_b]RdZ_^ 303 G_UV\ T_UV UVcTbZ`dZ_^ 304 LVbZVc \Z^V e` 305 I`VbRdZ_^ dV]`VbRdebV bR^XV 306 Jb_UeTdc WVRdebVc 40 L`VTZWZTRdZ_^c 403 L`VTZWZTRdZ_^c W_b Z^fVbdVb e^Zdc 404 L`VTZWZTRdZ_^c W_b WZh WbVaeV^Ti e^Zdc 50?Z]V^cZ_^c 503 IedU__b e^Zd UZ]V^cZ_^ 504 D^U__b e^Zd UZ]V^cZ_^ 60 - Haier AU42NALEAA | Service Manual - Page 3
>_]]VbTZR\ _^UZdZ_^Vb 30BV^VbR\ Z^W_b]RdZ_^ vsv 7SHIP GSHI HIWGVMTXMSR T_UV < L 3: 4 < GSHI ERH QIERMRK v w xq y z { EMV GSRHMXMSRIV TVSHYGX X]TI TVSHYGX WTIGMJMGEXMSR ZSPXEKI GEWWIXXI X]TI , GSSPMRK GETEGMX] XLI ZEPMH RYQFIV QSVI XLER XLSYWERH HMKMXEP vvurvvz@tzur{u2^ v - Haier AU42NALEAA | Service Manual - Page 4
>a__WcU[S^ a`V[e[a`Wc +,v}w+-/++ +,v}w+-/ - Haier AU42NALEAA | Service Manual - Page 5
>a__WcU[S^ a`V[e[a`Wc NS[JWYJW XNSLQJ ZSNYr XZUJW QT\ FRGNJSY YJRUt HTTQNSL .TTQNSL 3JFYNSL 4SITTW TZYITTW 4SITTW TZYITTW /- . B- . /- . B- . /- . B- . /- . B- . =FYJI x} w* y{ xz xv wzt{ } | 8F]NRZR yx xy zy x| x} ss xz w~ 8NSNRZR w~ wz s{ ss w{ ss s} ss wtz ;WTIZHY KJFYZWJX wtztw : - Haier AU42NALEAA | Service Manual - Page 6
>a__WcU[S^ a`V[e[a`Wc vsysw 3RHSSV JIEXYVIW 3060403 H_S\Vcd TRccVddV Z^U__b e^Zd Es 8I[ HIWMKRIH TERIP |uuo|uu [MXL XLI {uuo{uu GEWWIXXI YRMX 8I[ HIWMKRIH W[MRK PSYZIV [MXL XLI RSR WQSSXL WYVJEGIq [LMGL GER LSPH FEGO XLI GSRHIRWERX [EXIVs 8I[ HIWMKRIH JMPXIV PSGOq [LMGL [MPP JM\ XLI JMPXIV QSVI - Haier AU42NALEAA | Service Manual - Page 7
>a__WcU[S^ a`V[e[a`Wc 3060405 @\VXR^d UeTd e^Zd Es =TEGI WEZMRK HIWMKR AMXL XLI QMRMQYQ XLMGORIWW SJ SRP] wwzQQq XLI YRMX EPQSWX GER FI MRWXEPPIH MRXS ER] HYGXIH WTEGIs 3X RIIHW RSX XLI ZIV] FMK WTEGIq ERH [MPP RSX IJJIGX XLI I\XIVMSV HIGSVEXMSRq SRP] PIEZI TISTPI GSQJSVXEFPI EMV RSX JIIPMRK - Haier AU42NALEAA | Service Manual - Page 8
>a__WcU[S^ a`V[e[a`Wc Gt 9JLFYN[J NTS KZSHYNTS ?MJ ZSNY HFS WJFQN_J YMJ SJLFYN[J NTS LJSJWFYNTS KZSHYNTSr WJQJFXNSL YMJ MJFQYM^ SJLFYN[J NTS NSYT YMJ NSITTW WTTRt DTZ \NQQ KJJQ RTWJ HTRKTWYFGQJr OZXY QNPJ NS YMJ SFYZWJt Ht ,ZYTsWJXYFWY KZSHYNTS nTUYNTSFQo ,QQ NSITTW ZSNYX MF[J FZYTsWJXYFWY - Haier AU42NALEAA | Service Manual - Page 9
I.D./O.D.) mm PVC 26/32 Control type (Remote /wired) Remote Fresh air hole dimension mm 95 Outlet distribution hole dimension mm / Electricity Heater kW power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model - Haier AU42NALEAA | Service Manual - Page 10
model (color) AD182AMERA(WHITE) Type × Number cross flow*1 Fan Speed(H-M-L) Fan motor output power r/min kW 1150/1050/860/680R/MIN 0.05 Air-flow(H-M-L) m³/h 850/770/680/600(30PA) Type / Diameter mm inner grooved pipe/ij9.52 Indoor unit Heat exchanger Total Area m² 0.59 Temp. scope - Haier AU42NALEAA | Service Manual - Page 11
r/min Fan motor output power kW Air-flow(H-M-L) m³/h Outdoor unit Type / Diameter mm Heat exchanger Row / Fin pitch Dimension Temp. scope External Package ć ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Drainage pipe (material , I.D./O.D.) mm Refrigerant control method mm/mm Defrosting Volume - Haier AU42NALEAA | Service Manual - Page 12
pipe (material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Noise level (H-M-L) dB(A) Weight (Net / Shipping) Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model (color - Haier AU42NALEAA | Service Manual - Page 13
Max. power input W 3300W 3300W EER or COP W/W 3.22 3.62 Dehumidifying capacity 10ϋ³×m³/h 2.1 Running /Max.Running current A / A 10.5(2.5--14.5)A output power r/min kW 1000±40/940±40/860±40/780±50 0.18 Air-flow(H-M-L) m³/h 1200/1050/850 Type / Diameter mm Inner grooved type /¶7 - Haier AU42NALEAA | Service Manual - Page 14
r/min Fan motor output power kW Air-flow(H-M-L) m³/h Outdoor unit Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Drainage pipe (material , I.D./O.D.) mm Refrigerant control method mm/mm Defrosting Volume - Haier AU42NALEAA | Service Manual - Page 15
input W Max. power input W EER or COP W/W Energy efficiency stage Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) r/min Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp - Haier AU42NALEAA | Service Manual - Page 16
input W Max. power input W EER or COP W/W Energy efficiency stage Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) r/min Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp - Haier AU42NALEAA | Service Manual - Page 17
Type × Number Fan Speed r/min Fan motor output power kW Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Total area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Refrigerant control method mm/mm Defrosting Volume of Accumulator L Noise level - Haier AU42NALEAA | Service Manual - Page 18
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Dimension Temp. scope External Package ć ˄L×W×H˅ mm×mm×mm ˄L×W×H˅ mm×mm - Haier AU42NALEAA | Service Manual - Page 19
Speed Fan motor output power r/min kW Outdoor unit Air-flow(H-M-L) m³/h Heat exchanger Type / Diameter mm Temp. scope ć Dimension External Package ˄L×W×H˅ mm×mm×mm ˄L×W×H˅ mm×mm×mm Drainage pipe (material , I.D./O.D.) mm Refrigerant control method mm/mm Defrosting Noise level dB - Haier AU42NALEAA | Service Manual - Page 20
pipe (material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Electricity Heater kW Noise level (H-M-L) dB(A) Weight Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model ( - Haier AU42NALEAA | Service Manual - Page 21
Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model ( Drainage pipe (material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Noise level (H-M-L) dB(A) Weight (Net / Shipping) - Haier AU42NALEAA | Service Manual - Page 22
Fan Speed Fan motor output power r/min kW Outdoor unit Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Dimension Temp. scope External Package ć ˄L×W×H˅ mm×mm×mm ˄L×W×H˅ mm×mm×mm Refrigerant control method mm/mm Defrosting Volume of Accumulator L Noise level - Haier AU42NALEAA | Service Manual - Page 23
(material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Electricity Heater kW Noise level (H-M-L) dB(A) Weight ratio Total power input W Max. power input W EER or COP W/W Dehumidifying capacity Running /Max.Running current 10ϋ³×m³/h A / A Unit model (color - Haier AU42NALEAA | Service Manual - Page 24
(material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Electricity Heater kW Noise level (H-M-L) dB(A) Static Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model (color - Haier AU42NALEAA | Service Manual - Page 25
source N, V, Hz Model / Manufacture Compressor Oil model Oil charging Type Type × Number Fan Speed Fan motor output power r/min kW Air-flow(H-M-L) m³/h Outdoor unit Type / Diameter mm Heat exchanger Row / Fin pitch Dimension Temp. scope External Package ć ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm - Haier AU42NALEAA | Service Manual - Page 26
(material , I.D./O.D.) mm Control type (Remote /wired) Fresh air hole dimension mm Electricity Heater kW Noise level (H-M-L) dB(A) Weight ratio Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Unit model ( - Haier AU42NALEAA | Service Manual - Page 27
2820 Max. power input W 3500 3500 EER or COP W/W 2.71 3.01 Dehumidifying capacity 10ϋ³×m³/h 1.8 Running /Max.Running current A / A 4.8A/5.6A Fan motor output power r/min kW 1270+30/1130+40/970+50 0.15 Air-flow(H-M-L) m³/h 1470/1300/1100(100 Pa Static pressure˅ Type / Diameter mm - Haier AU42NALEAA | Service Manual - Page 28
Fan Speed Fan motor output power r/min kW Outdoor unit Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Refrigerant control method mm/mm Defrosting Volume of Accumulator L Noise level - Haier AU42NALEAA | Service Manual - Page 29
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm - Haier AU42NALEAA | Service Manual - Page 30
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm - Haier AU42NALEAA | Service Manual - Page 31
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm - Haier AU42NALEAA | Service Manual - Page 32
Type × Number Fan Speed Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Refrigerant control method mm/mm Defrosting Volume of Accumulator L Noise level - Haier AU42NALEAA | Service Manual - Page 33
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm - Haier AU42NALEAA | Service Manual - Page 34
or COP W/W Running /Max.Running current A / A Unit model (color) Type × Number Fan Speed(H-M-L) Fan motor output power r/min kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area m² Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm - Haier AU42NALEAA | Service Manual - Page 35
Fan Speed Fan motor output power r/min kW Outdoor unit Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅mm×mm×mm ˄L×W×H˅mm×mm×mm Refrigerant control method mm/mm Defrosting Volume of Accumulator L Noise level - Haier AU42NALEAA | Service Manual - Page 36
AU42NALEAA/AP422ACEAA Function Capacity BTU/h cooling 42000 heating 47800 Capacity kW 12.3 14.0 Sensible heat ratio 70% Total power input W 4800 5050 Max. power input W 5650 6550 EER or COP W/W 2.55 2.7 Dehumidifying ×625×415 Air sending angle 160 490×930 Refrigerant control - Haier AU42NALEAA | Service Manual - Page 37
heat ratio Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Start Current A Unit model (color) Fan Type × Number Air-flow(H-M-L) m³/h Indoor unit Heat exchanger Type / Diameter mm Temp. scope ć Dimension - Haier AU42NALEAA | Service Manual - Page 38
Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Start Current A Unit model (color) Type × Number Fan Fan motor output power kW Air-flow(H-M-L) m³/h Type / Diameter mm Indoor unit Heat exchanger Total Area - Haier AU42NALEAA | Service Manual - Page 39
power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Start Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅ mm×mm×mm ˄L×W×H˅ mm×mm×mm Refrigerant - Haier AU42NALEAA | Service Manual - Page 40
heat ratio Total power input W Max. power input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current A / A Start Current A Unit model (color) Fan Type × Number Air-flow(H-M-L) m³/h Indoor unit Heat exchanger Type / Diameter mm Temp. scope ć Dimension - Haier AU42NALEAA | Service Manual - Page 41
input W EER or COP W/W Dehumidifying capacity 10ϋ³×m³/h Running /Max.Running current Air-flow(H-M-L) m³/h Type / Diameter mm Heat exchanger Row / Fin pitch Temp. scope ć Dimension External Package ˄L×W×H˅ mm×mm×mm ˄L×W×H˅ mm×mm×mm Drainage pipe (material , I.D./O.D.) mm Refrigerant - Haier AU42NALEAA | Service Manual - Page 42
>a__WcU[S^ a`V[e[a`Wc Installation state: the unit should be placed on the flat floor or be mounted in horizontal direction. Testing method: standing-on-floor unit: If the unit cooling capacity is over 28000W, the noise level should be measured at the front, left, right directions - Haier AU42NALEAA | Service Manual - Page 43
outlet from side: the noise level is the average sound pressure level measured from front, left, right directions. 2.air outlet from top: the noise level is the average sound pressure level measured from front, back, left, right directions. measured point: H ( height to the ground) = (h ( - Haier AU42NALEAA | Service Manual - Page 44
3. Dimension 3.1 Outdoor unit dimension AU182AEAA 23+ >a__WcU[S^ a`V[e[a`Wc 6AF;B 8=B=@< 7;B?=@9> 6AF;B 8=B=@< 4=CDB=:ED=A@ 5A>; 1/+ -0 -2+ 0++ AU242AGEAA, AU242AGERA -44- - Haier AU42NALEAA | Service Manual - Page 45
AU282AHEAA, AU28NAHEAA, AU362AHERA ! >a__WcU[S^ a`V[e[a`Wc 948 Power wiring terminal ! ! ! ! AU42NALEAA ! 25 18 70 340 184 580 840 70 55 380 184 1006 Power wiring terminal 825 20 20 410 ! ! ! ! 60 70 447 (4xM10) 180 646 180 -45- - Haier AU42NALEAA | Service Manual - Page 46
1250 25 >a__WcU[S^ a`V[e[a`Wc AU362AIEAA, AU36NAIEAA, AU48NAIEAA, AU60NAIEAA 948 18 Power wiring Terminal 184 580 70 184 55 340 380 18 30 680 400 150 170 220 AU182AFERA 110 190 75 65 100 100 Screw Hole (4xM10) 480 265 200 810 580 288 -46- - Haier AU42NALEAA | Service Manual - Page 47
hole) 680 (hang position) 860-890 680 180 950 260 160 135 80 180 20 30 240 50 840 295 200 140 260 270 315 air discharge hole 30 345 57 57 85 106 35 85 35 103 155 (mm) -47- - Haier AU42NALEAA | Service Manual - Page 48
Model: AB362ACEAA (Panel: PB-950JA) 950 >a__WcU[S^ a`V[e[a`Wc 860-890(ceiling hole) 690 (Hanging position) 790 860-890 950 85 88 150 60 287 1500 149 35 840 346 ? 80 Wall or barrier over 1500 164 134 840 346 35 149 ”35 ”35 over 1000 below 3000 Barrier Ground over 1500 over - Haier AU42NALEAA | Service Manual - Page 49
Model: AC18, AC24 620 605 600 >a__WcU[S^ a`V[e[a`Wc 880 100 655 199 40 35 35 30 900 990 Model: AC28, AC36, AC48, AC60 1580 570 640 36 55 114 700 598 495 285 240 90 440 300 40 60 D = 47 150 95 D = 47 D = 47 D=200 D = 47 D=25 D=200 224 D = 50 D = 47 D = 47 D = 47 D = 47 155 - Haier AU42NALEAA | Service Manual - Page 50
>a__WcU[S^ a`V[e[a`Wc b fe a gh dc i Unit model a b c d e f AD182ALEAA AD242ALEAA 1002 483.5 131 1105 255 105 AD242ALERA g h i 880 970 220 44 G F HI D M L J K * ; C D E FGH I JK L M 9:/609=;?9 /.40 //02 23. 0/6 26 005 /01 00 75 00. - Haier AU42NALEAA | Service Manual - Page 51
>a__WcU[S^ a`V[e[a`Wc Model: AD242AMEAA, AD282AMEAA, AD362AMEAA, AD242AMERA, AD362AMERA Medium static pressure duct type 35 275 260 10 85 235 R100 165 A gas pipe liquid pipe drainage pipe 120 265 150 100 300 A-A 986 960 890 200 200 170 200 130 635 545 20 70 Model: - Haier AU42NALEAA | Service Manual - Page 52
Model: AD282AHEAA, AD362AHEAA High static pressure 840 120 170 205 130 >a__WcU[S^ a`V[e[a`Wc 750 60 30 250 365 185 830 800 960 Model: AD482AHEAA, AD602AHEAA, AD362AHERA High static pressure 1200 1105 170 270 250 60 45 365 185 830 250 800 1320 (mm) Model: AS182AVERA - Haier AU42NALEAA | Service Manual - Page 53
Model: AP422ACEAA 01- >a__WcU[S^ a`V[e[a`Wc 530 MNPOQ F=@9D 7?B7> F=@9 F=@9 E9F E?99C 4 5@ E9F F9@C 7 F9@C @B89 F9@C BA ?BG @=8 - Haier AU42NALEAA | Service Manual - Page 54
60JSced _S^W AB182ACEAA, AB362ACEAA, AB182ACERA >`^^WcU[S] `_V[e[`_Wc >\NSL QTZ[JW n,NW KQT\ INWJHYNTS HFS GJ FIOZXYJI G^ ZXNSL YMJ >B492 GZYYTS TS YMJ WJRTYJ HTSYWTQQJWo :UJWFYNSL .TSYWTQ ;FSJQ ,NW 4SQJY 2WNQQJ ,NW 1NQYJW n4SXNIJ TK YMJ 4SQJY 2WNQQJo :UJWFYNSL .TSYWTQ ;FSJQ . / 0 12 3 - Haier AU42NALEAA | Service Manual - Page 55
AB482ACEAA, AB602ACEAA, AB362ACERA >`^^WcU[S] `_V[e[`_Wc XZXUJSXNTS GWFHPJY FNW KNQYJW FNW NSQJY LWNQQ X\NSL QTZ[JW nNSXNIJ YMJ LWNQQo AC182ACEAA, AC242ACEAA, AC182ACERA, AC242ACERA, wv ww w ;:B0= :;0= ?480= y .:8; 080= * ~ w :UJWFYNSL .TSYWTQ ;FSJQ e x 0RJWLJSH^ X\NYHM f y = - Haier AU42NALEAA | Service Manual - Page 56
AD182ALEAA, AD242ALEAA, AD242ALERA >`^^WcU[S] `_V[e[`_Wc Electrical components Case Air outlet frame Evaporator AD182AMERA LGToOTYOJKp SUZUXoOTYOJKp Drain pan MGY VOVK JXGOTGMK VOVK ROW[OJ VOVK GOX U[ZRKZ MORRK K\GVUXGZUX AD242AMEAA, AD282AMEAA, AD362AMEAA, AD242AMERA, AD362AMERA FNW - Haier AU42NALEAA | Service Manual - Page 57
FXXJRGQ^ FNW NSQJY AD282AHEAA, AD362AHEAA, AD482AHEAA, AD602AHEAA, AD362AHERA XZXUJSINSL UTQJ J[FUTWFYTWnNSXNIJo LZFWINSL UQFYJ XYTU [FQ[J IZHY XZXUJSINSL GTQY IWFNS UNUJ JQJHYWNH GT] AS182AVERA Display board Air inlet grille Front panel Air inlet grille Louver -57- - Haier AU42NALEAA | Service Manual - Page 58
AP422ACEAA >`^^WcU[S] `_V[e[`_Wc GOX U[ZRKZ MXORRK UVKXGZOUT VGTKR LXUTZ VGTKR GOX OTRKZ MXORRK GOX LORZKX oOTYOJK ZNK [ SLEEP SET HUMI TEMP HEALTH TIMER SLEEP TEMP + TEMP - HEALTH 2 3 Indoor unit 1 Outlet grill 2 Operation panel 4 3 Inlet grill 4 Air filter [inside the unit] -58- - Haier AU42NALEAA | Service Manual - Page 59
LWNQQJ YTU HT[JW KWTSY UFSJQ \NWNSL GT] HT[JW HTRUWJXXTWnNSXNIJ TK ZSNYo XYTU [FQ[J GTYYTR UQFYJ AU182AEEAA, AU282AHEAA, AU28NAHEAA, AU42NALEAA, AU362AHERA FNW NSQJY FNW TZYQJY LWNQQJ HTRUWJXXTWnNSXNIJ TK ZSNYo XYTU [FQ[J AU362AIEAA, AU36NAIEAA, AU48NAIEAA, AU60NAIEAA FNW NSQJY FNW TZYQJY - Haier AU42NALEAA | Service Manual - Page 60
PH) / AU362AIEAA AU36NAIEAA 0010452442E(2 PH) 0010452378E(3 PH) / AU42NALEAA 0010452378E / AU48NAIEAA 0010452378E / AU60NAIEAA 0010452378E / cassette type AB182ACEAA AD482AMEAA 0010451167E 0010451521E 0010451521E 0010452300 AP422ACEAA 0010451432 0010451255 AD482AHEAA AP482AKEAA AC482AFEAA - Haier AU42NALEAA | Service Manual - Page 61
and installation details. Code Type 0010451255 YR-H71 with haier logo 0010451521E YR-E12 0010451451 YR-H71 without haier logo Controller 0010452300 YR-H50 0010451047 YR-H49 with haier logo 0010451874 YR-H49 without haier logo Panel types features: panel model model function description - Haier AU42NALEAA | Service Manual - Page 62
5. Refrigerant Diagram Fixed stop valve For AU242AGEAA, AU282/28NAHEAA, AU362/36NAIEAA, AU42NALEAA, AU48N/60NAIEAA capillary cooling heating 3-way stop valve way valve check valve 1 muffle check valve 2 compressor heater air-liquid segregator 1. high pressure switch : 2. low pressure switch - Haier AU42NALEAA | Service Manual - Page 63
valve check valve 1 evaporator coil temp. sensor discharging temp. sensor suction temp. sensor muffle check valve 2 compressor air-liquid segregator 3-way stop valve (air side) 1. high pressure switch 2. low pressure switch 3. for AU182AFERA, is 2-way stop valve 4. for AU182AFERA, is main - Haier AU42NALEAA | Service Manual - Page 64
>a__WcU[S^ a`V[e[a`Wc 6. Installation instruction 62 J^ l`] kmhhdq [gj\ ak \YeY_]\0 al emkl Z] 6.1 Cassette indoor unit (AB18-AB60) j]hdY[]\ Zq l`] eYfm^Y[lmj]j gj alk k]jna[] Eg fgl \YeY_] Yfq hYjlk g^ l`] Yaj - Haier AU42NALEAA | Service Manual - Page 65
19,24,27mm) 13. Refrigerant oil 6. Pipe cutter 7. air flow. Water drainage is smpoth. Place strong enough to support unit weight. Place where inclination is not evident on ceiling. Enough space for mainenance. Indoor and outdoor unit piping length is within limit. (Refer to Installation Manual - Haier AU42NALEAA | Service Manual - Page 66
to paper pattern for dimension of ceiling hole. Connect all pipings (refrigerant, water drainage), wirings (inter unit cable) to indoor unit, before real estate dealer (3) Install a suspending bolt. (Use a M10 bolt) To support the unit weight, anchor bolt shall be used in the case of already exists - Haier AU42NALEAA | Service Manual - Page 67
horizontal compartor or PVC tube with water. (If unit is tilting against the direction of water drainage, problem may occur on floating switch, causing water leakage.) (5) Remove the washer mounlting 2 , and tighten the nut above. (6) Remove the paper pattern. Nut (Prepare in feild) In the case - Haier AU42NALEAA | Service Manual - Page 68
Manual of outdoor unit.) Outdoor is precharged with refrigerant. Be sure to see the Fig.1, when connecting and removing piping from unit. For the size of the flare nut, please refer to Table 1. Apply refrigerant slope at least 1/100 to prevent air bag from happening. If downward slope can - Haier AU42NALEAA | Service Manual - Page 69
>a__WcU[S^ a`V[e[a`Wc A_a bVaZVb 283 >YVT[ fYVcYVa Z^U__a d^Zc Zb Y_aZi_^cR\ fZcY \VeV\Va _a `_\hcYV^V `Z`V WZ\\VU fZcY fRcVa - R^U TYVT[ cYRc cYV UZ]V^bZ_^ _W cYV TVZ\Z^X _`V^Z^X Zb T_aaVTc/ MR[V _WW cYV \VeVa XRdXV SVW_aV Z^bcR\\ cYV _a^R]V^c `R^V\/ ARbcV^ cYV bTaVfb c_ ]R[V cYV YVZXYc - Haier AU42NALEAA | Service Manual - Page 70
this hole) Inspecting hole 100mm Watering can of plastic pipe should be about 100 mm long Charge water from inspecting hole Charge water from air outlet D 3 2 Terminal block PCB on indoor unit Terminal block Cover of controll box +A_a bVaZVb 353- 383-473 R^U - Haier AU42NALEAA | Service Manual - Page 71
must in appliance with Manual and guide them how to operate unit correctly. Before installation. read also the Installation Manual of indoor unit. With this ornament , 2 or 3 air ' t bend carelessly the swing flap, or, problem may occur. (1) Remove air inlet grill from ornament panel * 1 Push in - Haier AU42NALEAA | Service Manual - Page 72
panel on indoor unit. For indoor unit installation, please refer to Installation Manual. (1) As shown in Fig . 7, match the position of swing Holding 8mm. Ceiling material Seal 5 _ 8mm If screws are not tighten tight, problems in Fig, 8 might occur. Tighten screws properly. Gas leakage. Gas - Haier AU42NALEAA | Service Manual - Page 73
be a danger of electric shock. Is wire size correct? Problem may occur or parts got burned. Are there any obstacles on air inlet and outlet grill of This may cause poor cooling. indoor and outdoor unit? Is record made for piping length and refrigerant charging amount? It is hard to control - Haier AU42NALEAA | Service Manual - Page 74
to the specification to confirm the stop valve diameter and the permitted pipe drop and pipe length. INSTALLATION PROCEDURE Install the room air conditioner as follows: (Fig. 1) Machine screw Tapping screw PREPARING INDOOR UNIT INSTALLATION 1. REMOVE THE INTAKE GRILL Open the intake grill and - Haier AU42NALEAA | Service Manual - Page 75
(Fig. 4) Wall 10cm Indoor unit 6mm outdoor unit For series 14,18,24 when installing set to wall, install the accessory wall bracket at the position shown in Fig.5,and mount the set to it. 2. INSTALLING DRAIN HOSE (Fig. 5) 65.5cm 53cm 4.5cm 6.5cm >a__WcU[S^ a`V[e[a`Wc 99cm 50cm 24.5cm - Haier AU42NALEAA | Service Manual - Page 76
into the anchor bolts with a hammer. (Fig. 13) 3. INSTALLING BRACKETS Install the brackets with nuts, washers and spring washers.(Fig. 14) (Fig. 14) Bracket (Left) Bracket (Right) Spring washer Special nut Bracket 4. INSTALLING INDOOR UNIT Reset the hex bolts as shown in Fig.15. 10 18 - Haier AU42NALEAA | Service Manual - Page 77
(Fig. 15) Indoor unit Hex bolt 8 to 13mm (Fig. 16) >a__WcU[S^ a`V[e[a`Wc Apply the indoor unit to the brackets.(Fig.16) Bolt Bracket Indoor unit Now, securely tighten the hex bolts in both sides. 5. INSTALL THE DRAIN HOSE Select whether the drain hose will be connected to the left or - Haier AU42NALEAA | Service Manual - Page 78
. 19) A. Solid wire B. Strand wire Loop Round terminal Strip 25mm Strip 10mm Wire Insulation Screw with special washer Round terminal Terminal board Wire Screw with special washer Round terminal HOW TO FIXED CONNECTION CORD AND POWER CABLE AT THE CORD CLAMP After passing the connection - Haier AU42NALEAA | Service Manual - Page 79
ELECTRICAL REQUIREMENT Electric wire size and fuse capacity: Type Connection cord (mm2) For series 182 For series 242 0.75 0.75 Power supply cord (mm2) 2.5 4.0 Fuse capacity(A) 30 40 1. INDOOR UNIT SIDE (1) Remove the electric component box. Fig. 21 Electric component box Fig. 22 - Haier AU42NALEAA | Service Manual - Page 80
>a`V[e[a`Wc (2) Air filter removal and cleaning, and how to use air louvers. (3) Give the operating and installation manuals to the customer must be the sum of the room air conditioner current and the current of other electrical appliances. When the current contracted capacity is insufficient - Haier AU42NALEAA | Service Manual - Page 81
the outdoor unit outlet. For authorized service personnel only WARNING (1) For the room air conditioner to operate satisfactorily, install it as outlined in this installation manual. (2) Connect the indoor unit and outdoor unit with the room air conditioner piping and cords available from our - Haier AU42NALEAA | Service Manual - Page 82
it. After installation, explain correct operation to the customer, according to the operating manual. Let the customer keep this installation manual because it will be used when the room air conditioner is serviced or moved. SELECTING THE MOUNTING POSITION WARNING Install at a place that can - Haier AU42NALEAA | Service Manual - Page 83
clamp 6 Drain hose 1 7 Screw cap 1+1 8 Flat washer 8 Remote 9 controller 1 bracket CONNECTION PIPE REQUIREMENT Table This air conditioner can be set up to intake fresh air . For information about how to install for fresh-air intake, refer to page 22 "FRESH-AIR INTAKE". Air filter - Haier AU42NALEAA | Service Manual - Page 84
2) LOCATION OF CEILING SUSPENSION BOLTS Fig. 3 30mm 30mm Suspension bolt pitch 1530mm Dimensions (Space Required for installation) 10mm 155mm INDOOR UNIT (TOP VIEW) 300mm >a__WcU[S^ a`V[e[a`Wc Suspension bolt should extend outward 30 to 50mm. For half-concealed installation Supension- - Haier AU42NALEAA | Service Manual - Page 85
>a__WcU[S^ a`V[e[a`Wc INSTALLING THE INDOOR UNIT (1) Lift unit so that suspension bolts pass through suspension fittings at the sides (four places),and slide the unit back.(See Fig.8.) Fig. 7 Fig. 8 Ceiling Ceiling panel Wall Wall (2) Fasten the indoor unit into place by tightening-up - Haier AU42NALEAA | Service Manual - Page 86
of the drain pipe,be careful to avoid applying pressure to the drain point of the unit. When the pipe is long,install supporters(Fig 11). Do not perform air bleeding. Always heat insulate (8mm or over thick) the indoor side of the drain pipe. Fig. 11 GOOD BAD BAD Bracket 5 to - Haier AU42NALEAA | Service Manual - Page 87
>a__WcU[S^ a`V[e[a`Wc (1) Install insulation for the drain pipe.(See Fig.12 and 13) Cut the included insulation material to an appropriate size and adhere it to the pipe. Fig. 12 Fig. 13 Drain pipe Insulation for Drain pipe (To be obtained locally.Length shoud be at least 8mm) Drain pipe - Haier AU42NALEAA | Service Manual - Page 88
Wc B. Strand wire Loop Round terminal Strip 15/16"(25mm) Strip 15/16"(25mm) Wire Insulation Screw with special washer Round terminal Terminal block Wire Screw with special washer Round terminal HOW TO FIX CONNECTION CORD AND POWER CABLE AT THE CORD CLAMP After passing the connection cord - Haier AU42NALEAA | Service Manual - Page 89
case). (2)When processing the cabinet(iron plate),be careful not to injury yourself with burrs,etc. (2)Fasten the round flange (optional) to the fresh air intake,as shown in Fig.18.(If using half-concealed installation, attach to the top.) Fig. 18 Round duct (option parts) [After completing "INDOOR - Haier AU42NALEAA | Service Manual - Page 90
Fig. 20 For three phase (380-400V, 3N~, 50Hz),outdoor unit. INDOOR UNIT TERMINAL BLOCK 1 2 3 >a__WcU[S^ a`V[e[a`Wc Y/G OUTDOOR UNIT TERMINAL BLOCK R S TN 1 2 3 Y/G POWER SUPPLY: 380-400V, 3N~,50Hz For single phase (1PH, 220-230V~, 50Hz),outdoor unit. INDOOR UNIT 1 2 3 TERMINAL BLOCK - Haier AU42NALEAA | Service Manual - Page 91
>a__WcU[S^ a`V[e[a`Wc 6.4 Ceiling concealed duct indoor unit (AD18-AD24) 9KOP?II?PGLK OM?AC T`] af\ggj mfal k`Ydd Z] afklYdd]\ Yl dg[Ylagfk o`]j] [gd\ Yf\ `gl Yaj [gmd\ ]n]fdq [aj[mdYl]\4 T`] ^gddgoaf_ dg[Ylagfk k`gmd\ Z] Ynga\]\@ PdY[]k oal` ja[` kYdl /k]Yka\] Yj]Y04 PdY[]k oal` hd]flq g^ - Haier AU42NALEAA | Service Manual - Page 92
Bmad\af_ jgg^ g^ afklYddYlagf >a__WcU[S^ a`V[e[a`Wc Yaj j]lmjf Zgp 746e /mk] o`al] eglgj hdm_0 ;46e/mk] j]\ eglgj hdm_0 + Aaj gmld]l _jadd] Aaj kmhhdq []adaf_ Yaj kmhhdq mfal Yaj j]lmjf Zgp Yaj j]lmjf T`]j] k`gmd\ Z] fg gZklY[d]k oal`af 7e mfal Yaj j]lmjf Ngl]@ W`]f [gff][laf_ l`] - Haier AU42NALEAA | Service Manual - Page 93
Aaj j]lmjf Zdaf\ Aaj j]lmjf \m[l >a__WcU[S^ a`V[e[a`Wc If\ggj mfal jan]l Fa_4 8 9 T`]jeYd afkmdYlagf g^ \m[l Aaj3k]f\af_ \m[l Yf\ Yaj j]lmjf \m[l k`Ydd Z] l`]jeYddq afkmdYl]\4 Fajkl kla[c l`] _dm]q fYad gf l`] \m[l2 l`]f YllY[` l`] `]Yl hj]k]jnYlagf [gllgf oal` Y dYq]j g^ laf^gad hYh]j Yf\ - Haier AU42NALEAA | Service Manual - Page 94
seamless pipe (TP2M) for air conditioner Pipe size Gas side (mm) Liquid side 12.70 6.35 For series 242 Pipe size Gas side (mm) Liquid side 15.88 9.52 Supplementary refrigerant The refrigerant supplementation shall be as specified in the installation instructions attached with the outdoor unit - Haier AU42NALEAA | Service Manual - Page 95
>a__WcU[S^ a`V[e[a`Wc The notch upward(Attached detail view) . Indoor unit Field piping side Subsidiary insulation tube Electric wiring WARNING DANGER OF BODILY INJURY OR DEATH TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE MAKING ANY ELECTRIC CONNECTIONS. GROUND - Haier AU42NALEAA | Service Manual - Page 96
support instructions service panel. Its improper installation can also result in heat generation or fire. When setting up or moving the location of the air conditioner, do not mix air etc. or anything other than the designated refrigerant (R407C) within the refrigeration the installation manual to - Haier AU42NALEAA | Service Manual - Page 97
SURE TO READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION. FAI-LURE TO FOLLOW THESE INSTRUCTIONS COULD CAUSE SERIOUS client users to install air circulators. (b) Places where perfect drainage can be prepared and sufficient drainage. (c) Places free from air disturbances to the suction - Haier AU42NALEAA | Service Manual - Page 98
unit Hanging bolt M10 M10 nut Hanging bolt M10 washer Fix the indoor unit to the hanger bolts. Main unit M10 spring washer Note When the dimensions of main unit and ceiling more Inproper piping Avoid riding across an elevation Air vent Keep free from traps Do not pipe under water -98- - Haier AU42NALEAA | Service Manual - Page 99
insulation to hard PVC pipes of indoor placement. (f) Do not ever provide an air vent. (g) The height of the drain head can be elevated up to a point Procedures 1 Supply about 1000 cc of water to the unit through the air outlet using a feed water pump. 2 Check the drain while cooling operation. - Haier AU42NALEAA | Service Manual - Page 100
work for air outlet ducts Air conditioner main unit >a__WcU[S^ a`V[e[a`Wc Ceiling surface Heat insulation inlet duct (optional or marketat item) Suction panel (Silent panel) B Special blowout A Blowout duct C special inlet (option) (Option) (Optional or marketed item) (with air filter - Haier AU42NALEAA | Service Manual - Page 101
>a__WcU[S^ a`V[e[a`Wc Select wire sizes and circuit protection from table below. (This table shows 20 m length wires with less than 2% voltage drop.) Item Model Circuit breaker Phase Switch breaker Overcurrent (A) protector Power Earth leakage breaker source wire size Switch Leak ( - Haier AU42NALEAA | Service Manual - Page 102
distribution. The passage of airflow has no obstacles. When importing outside air, it should be imported directly from outdoors. (if the pipe can is to avoid the image disturbance and noise caused by the above-mentioned home appliance. (Even if 1m away, if the electromagnetic wave is too strong, - Haier AU42NALEAA | Service Manual - Page 103
preparation work of all the pipes (refrigerant, drainage) and wire (wire controller bolts. Main unit Note Hanging bolt M10 washer M10 spring washer When the dimensions of main unit and ceiling 2m Inproper piping Avoid riding across an elevation Air vent Keep free from traps Heat A downhill - Haier AU42NALEAA | Service Manual - Page 104
Enlarging chart of profile chart A Vibration resistance hook Air outlet Air conditioner main unit Ceiling Air suction grille with air filter Checking meatus Please consult the after-sales service worker of Haier Air Conditioner for the choosing and installation of suction inlet, suction - Haier AU42NALEAA | Service Manual - Page 105
/m, when the dimension of one side of the air duct is fixed as 250mm, as shown below: B A A Air conditioner A Static pressure box Equipped with air filter (bought) AD362AHEAA AD482AHEAA AD602AHEAA AD282AHEAA Air volume Duct(mmxmm) Air volume Duct(mmxmm) A 2400m3/h (40m3/min) B 600m3/h (10m3 - Haier AU42NALEAA | Service Manual - Page 106
number setting: No. 1 ~ No. 8) Once the fan controller has trouble, this linker can perform emergency assistant control. When this linker is connected to “The characteristic chart of air volume”, the capacity number of fan controller is No. 4. 11. Refrigerant pipe [The air side pipe, liquid side - Haier AU42NALEAA | Service Manual - Page 107
leaks, then do heat insulation treatment, as below figure shown. Only use seal cushion to bind the joint part of air pipe and heat insulation parts. Paste the refrigerant oil here Middle size seal cushion (accessory) (Use seal cushion to bind the pipe joint) Torque spanner Clamp Spanner Pipe - Haier AU42NALEAA | Service Manual - Page 108
>a__WcU[S^ a`V[e[a`Wc Item Model Circuit breaker PhaseSwitch breaker Overcurrent (A) protector AD282AHEAA AD362AHEAA 3 30 20 AD482AHEAA AD602AHEAA 3 30 20 AD282AHEAA AD362AHEAA 1 40 30 Power source Earth leakage breaker wire size (minimum) (mm2) Switch Leak breaker(A) - Haier AU42NALEAA | Service Manual - Page 109
unit set up vertically,fix the fitting metal to the unit with screws, then fix the fitting metal to the wall with cement nail and washer, as shown below: Cement nail Fitting metal 330 2- 10 hole Screw Moreover, if want to fix the unit more firmly, you should fix the bottom - Haier AU42NALEAA | Service Manual - Page 110
fheYTVX TaW g[X Tag\0YT__ c_TgX1 >a__WcU[S^ a`V[e[a`Wc *8 - Haier AU42NALEAA | Service Manual - Page 111
>a__WcU[S^ a`V[e[a`Wc >eeTaZX g[X c\c\aZ Tf cXe g[X jT__ [b_X TaW U\aW WeT\a [bfX VbaaXVg\aZ X_XVge\V VTU_X TaW c\c\aZ gbZXg[Xe j\g[ cb_lXg[l_XaX gTcX1 FafXeg g[X UbhaW c\c\aZ VbaaXVg\aZ X_XVge\V VTU_X TaW WeT\a [bfX g[ebhZ[ jT__ [b_X gb VbaaXVg j\g[ bhgWbbe ha\g1 >eeTaZX`Xag bY WeT\a [bfX AeT - Haier AU42NALEAA | Service Manual - Page 112
(AS182AVERA) INSTRUCTIONS TO INSTALLATION Please manual. Again improper installations can result in water leakage, electric shocks and fires. Please install your air conditioner air conditioner, do not mix air etc, or anything other than the designated refrigerant (R407C) within the refrigeration - Haier AU42NALEAA | Service Manual - Page 113
INSTRUCTIONS of the installation, the air conditioner shall be electrified to check Measuring Tape 13. Scraper or File 14. Refrigeration Oil Self-contained Accessories No. A B , it must be replaced by the manufacturer or its service center or professional person (the power supply wire shall - Haier AU42NALEAA | Service Manual - Page 114
AND/OR PROPERTY DAMAGE. BE SURE TO READ INSTALLATION MANUAL FOR INDOOR UNIT WITH THIS MANUAL. 1.Accessories Confirm accessories shown below are attached in the bag with this Installation manual. Accessories Delivered with Your Air Conditioner Please check if your unit is delivered with the - Haier AU42NALEAA | Service Manual - Page 115
front side, then connect them. c. Coat the flaring seal face with refrigerant oil and connect pipes. Cover the connection part with heat insulation materials closely material Drain hose Lid for left piping Piping Pipe supporting plate Indoor/Outdoor Electric cable Fix with adhesive tape Indoor/outdoor - Haier AU42NALEAA | Service Manual - Page 116
>a__WcU[S^ a`V[e[a`Wc INSTALLATION PROCEDURE Other direction piping Cut away, with a nipper, the lid for piping according to the piping direction and then bend the pipe according to the position of wall hole. When bending, be careful not to crash pipes. Connect beforehand the indoor/ - Haier AU42NALEAA | Service Manual - Page 117
a__WcU[S^ a`V[e[a`Wc Screw with special washer Screw with Round special washer terminal Terminal board Wire Round terminal Wire also be wound up with insulating material to preserve the temperature. The airing direction shall be from bottom to top. KQWQTP NQLPWLS MOY[OOT HGJGFIGJG - Haier AU42NALEAA | Service Manual - Page 118
INSTRUCTIONS: These information can ensure the correct operation of the machine. Be sure to conform with the following important Safety Cautions. The Safety Cautions should be at hand so that they can be checked at any time when needed. If the conditioner is transferred to the new user, this manual - Haier AU42NALEAA | Service Manual - Page 119
unit. The falling of goods and people may cause accidents. Don't operate the air-conditioner with damp hands. Otherwise will be shocked. Call the dealer to take measures to prevent the refrigerant from leaking. If conditioner is installed in a small room be sure to take every measure in order to - Haier AU42NALEAA | Service Manual - Page 120
Note : (1). Fix the parts with screws 500 (2).Don't intake the strong wind directly to the Air inlet (Servicing space) outlet air-flow hole. (3).A one meter distance should be kept from the Air outlet unit top L1 (4).Don't block the surroundings of the unit with sundries Case Distance L1 - Haier AU42NALEAA | Service Manual - Page 121
>a__WcU[S^ a`V[e[a`Wc ig jpstkooktnqp qm qutlqqr upnt ehf jpstkooktnqp ?Ta ]SP ^WT] TW L Y[XYP[ `Lb LNNX[OTWR ]X ]SP NXWOT]TXW XQ L YULNP `SP[P T] T\ TW\]LUUPO Mb [PQP[[TWR ]X ]SP QXUUX`TWR 0 - Haier AU42NALEAA | Service Manual - Page 122
50 HPQ[TRP[LW] YTYTWR +2, F^]UTWP YTYTWR - Haier AU42NALEAA | Service Manual - Page 123
torque 14.2-17.2N.m 32.7-39.9N.m 49.5-60.3N.m 61.8-75.4N.m 97.2-118.6N.m Air discharging method After finishing connection of refrigerant pipe, it shall perform air tightness test. The air tightness test adopts nitrogen tank to give pressure according to the pipe connection mode as the following - Haier AU42NALEAA | Service Manual - Page 124
again. Piping and indoor unit vacuumizing Use vacuum pump to perform vacuumizing. It is strictly forbidden to use the refrigerant to remove the air inside the system. After air tightness test and discharging all the nitrogen, connect the vacuum pump as the following figure shown. Indoor Outdoor - Haier AU42NALEAA | Service Manual - Page 125
nozzle of low pressure vavle. Be carefull when charging refrigerant, do not let the air mix into the system,and must charge the additional refrigerant in liquid condition. Electric wiring WARNING DANGER OF with the indoor units, see the corresponding indoor operation and instruction manual. -125- - Haier AU42NALEAA | Service Manual - Page 126
BE SURE TO EXECUTE "OFF" OPERATION BEFORE ELECTRIC POWER IS DISCONNECTED FOR SERVICING. This unit has a function of automatic restart system after recovering power , and check the following. Suction pressure at check joint of service valve for gas pipe. Discharge pressure at check joint on the - Haier AU42NALEAA | Service Manual - Page 127
control functions 7.1 Fixed frequency unit 7.1.1 Control Features The brief introduction includes those for each item of various types of air conditioners and their electric control functions. 1) Brief introduction of electric control (1) Automatic run a. Cooling-heating type After the machine - Haier AU42NALEAA | Service Manual - Page 128
program In the following, Tr means room temperature while Ts means setting temperature. a. After the system entering dehumidifying program, the compressor, outdoor and indoor blowing fans run according to the following rules: (1) Tr > Ts + 2 , the compressor and outdoor blowing fan run continuously - Haier AU42NALEAA | Service Manual - Page 129
and outdoor blowing fan stop working while indoor blowing fan runs at low wind speed. This working area is defined as area C. a. After dehumidifying program starting, the system converts between A, B and C areas according to variations of room temperature with running mode being shown as the chart - Haier AU42NALEAA | Service Manual - Page 130
>a__WcU[S^ a`V[e[a`Wc setting wind speed. (6) Afterheat blowing during heating program During heating program, the compressor will stop running (except overheat protection or frost removal) while the indoor blowing fan will firstly run for 50 seconds at low speed then stop. (7) Frost removal - Haier AU42NALEAA | Service Manual - Page 131
mode) and dehumidifying modes, the air conditioner is connected to remote control detector (made by Haier) with 2-core cables for wire communication, to execute instructions sent from computer or centralized controller via remote control detector and meanwhile send present running status and trouble - Haier AU42NALEAA | Service Manual - Page 132
7.1.2 Defrost operation flow chart >a__WcU[S^ a`V[e[a`Wc Come to defrost Compressor ON Open outdoor fun Condition for compressor OFF OFF compressor E-Heat off for 30s? Compressor off or 55s? Return Operation indoor fun motor Turn off compressor outdoor fun Return 4-way value ON - Haier AU42NALEAA | Service Manual - Page 133
, the unit will stop and alarm. z When compressor starts up, the unit will adjust automatically in 3 minutes according to the outdoor air inlet temperature, and 3 minutes later, the unit will adjust according to the outdoor ambient temperature and compressor running frequency. Fan speed chart - Haier AU42NALEAA | Service Manual - Page 134
frequency: Compressor frequency in cooling Tao Over 28ć Below 28ć Fa__WcU[S^ a`V[e[a`Wc 25HzİF - Haier AU42NALEAA | Service Manual - Page 135
>a__WcU[S^ a`V[e[a`Wc 0 12 34 567 ķ ĸ Ĺ ĺ pulse 7.2.3.2 Retentive open angle in 2 minutes after compressor starts up: z Cool, dry Outdoor temp. ~22ć 22ć~ Compressor frquency ~30 30~60 60~ ~30 30~60 PMV open angle 230 220 240 260 250 z Heat Outdoor temp. ~6ć 6ć~ - Haier AU42NALEAA | Service Manual - Page 136
>a__WcU[S^ a`V[e[a`Wc TD 55ć, +1 degree / 2 minutes, and plus to 0 degree gradually Heating Td 35ćˈ+1 degree / 2 minutes Max. +5 35ć Td 40ć, keep the angle TD˚40ć, -1 degree / 2 minutes, and reduce to 0 degree gradually 7.2.4 4-way valve control z The 4-way valve control in defrosting: - Haier AU42NALEAA | Service Manual - Page 137
>a__WcU[S^ a`V[e[a`Wc (3): Defrost operation for 9 minutes contineously. E. If the quit condition can be met, the unit will perform: Compressor stops, and outdoor motor runs. 50 seconds later the 4-way valve is close, then 60 seconds later, compressor will perform as startup procedure. F. - Haier AU42NALEAA | Service Manual - Page 138
>a__WcU[S^ a`V[e[a`Wc overhigh protection. If it is below 48ć, the unit will resume to be normal. TC P reduce slowly 55 Q remaining 52 48 R rise slowly P: reduce at the speed of 1Hz/10s Q: remain the previous value R: rise at the speed of 1Hz/10s 7.2.9.4 Overcurrent protection(realised by - Haier AU42NALEAA | Service Manual - Page 139
operation. In rated operation period, the frequency can be adjusted by manual. Once being adjusted by manual, the unit will not receive the indoor frequency. 7.2.9.8 Outdoor pressure switch will be shielded. 7.2.9.11 Failure code and troubleshooting z Alarm lamp is off when no failure -139- - Haier AU42NALEAA | Service Manual - Page 140
>a__WcU[S^ a`V[e[a`Wc Ensure that alarm indicating time is over 2 minutes and 50 seconds. (1): Resumable alarm, and will be sent to indoor unit. (2): Resumable alarm, but if in 30 minutes it occurs 3 times, it can be resumed only when being electrified after being powered off. Failure - Haier AU42NALEAA | Service Manual - Page 141
. 5) Oxygen bar: start after receive indoor oxygen bar signal, the outdoor motor should run at 1-class speed when compressor stop. 6) Manual defrosting When receiving the manual defrosting signal from indoor, the unit will enter the defrosting operation immediately. The interval between two - Haier AU42NALEAA | Service Manual - Page 142
>a__WcU[S^ a`V[e[a`Wc 8 Electrical wiring diagram and PCB photo 8.1 Inverter outdoor unit AU182AFERA, AU242AGERA T3.15A - 250VAC Note: the PCB code for AU182AFERA and AU242AGERA is 0010452040. -142- WIRING DIAGRAM OF OUTDOOR UNIT 0010576606 63'8 DC COMPRESSOR 02'8/( R MU VW U V W B W - Haier AU42NALEAA | Service Manual - Page 143
>a__WcU[S^ a`V[e[a`Wc Outdoor main control board 0010452040 CN3 CN6 CN7 CN27 CN26 CN9 CN8 SW3 SW1 CN10 SW2 CN11 CN12 CN13 CN14 CN16 CN15 CN17 SW4 Outdoor filter board 0010403645 CN8 CN2 CN25 CN19 CN21 CN1 CN2 Outdoor indicator board 010452047 CN25 LED1 CN1 CN5 CN4 SW05 CN3 LED2 - Haier AU42NALEAA | Service Manual - Page 144
>a__WcU[S^ a`V[e[a`Wc AU362AHERA CIRCUIT DIAGRAM OF OUTDOOR UNIT CRANKCASE 4-WAY AC FAN 1 MOTOR AC FAN 2 MOTOR SV2 HEATER VALVE SV1 M capacitor M capacitor REACTOR 0150500546 CAPACITOR -+ BL OR DC FAN MOTOR M N LM H CN18 N LM H CN17 CN19 CN20 CN22 CN23 TO ISPM CN13 SPDU - Haier AU42NALEAA | Service Manual - Page 145
>a__WcU[S^ a`V[e[a`Wc 8.2 Fixed frequency outdoor unit AU182AEEAA CIRCUIT DIAGRAM OF OUTDOOR UNIT 0010573313 TRANS. HIGH PRESSURE SWITCH P P LOW PRESSURE SWITCH 1 OUTDOOR AMBINENT SENSOR OUTDOOR PIPING SENSOR COMPRESSOR VENT SENSOR CN1 CN2 CN10 CN3 CN12 CN11 S CIRCUIT DETECTOR CN4 FAN - Haier AU42NALEAA | Service Manual - Page 146
AU242AGEAA >a__WcU[S^ a`V[e[a`Wc CIRCUIT DIAGRAM OF OUTDOOR UNIT TRANS. HIGH PRESSURE SWITCH LOW PRESSURE SWITCH 1 OUTDOOR AMBINENT SENSOR OUTDOOR PIPING SENSOR DISCHARGE SENSOR RB W CN2 CN1 CN10 CN3 CN12 CN11 S L1 FUSE CN4 N T3.15A/250VAC CT CN9 CN5 7 5 3 1 RELAY 3 - Haier AU42NALEAA | Service Manual - Page 147
>a__WcU[S^ a`V[e[a`Wc AU362AIEAA CIRCUIT DIAGRAM OF OUTDOOR UNIT TRANS. HIGH PRESSURE SWITCH LOW PRESSURE SWITCH 1 OUTDOOR AMBINENT SENSOR OUTDOOR PIPING SENSOR DISCHARGE SENSOR RB W CN2 CN1 CN10 CN3 CN12 CN11 S L1 FUSE CN4 N T3.15A/250VAC CT CN9 CN5 4-WAY VAVLE - Haier AU42NALEAA | Service Manual - Page 148
TEMP. COOLING, AND THERE IS NO FAN MOTOR SPEED CONTRLLER IN NORMAL TYPE 4. DASHED PARTS 5 6 ARE NOT AVAILABLE IN SOME TYPE AU42NALEAA CIRCUIT DIAGRAM OF OUTDOOR UNIT 0150500023 HIGH PRESSURE SWITCH 4 LOW PRESSURE SWITCH OUTDOOR AMBIENT SENSOR 1 OUTDOOR PIPING SENSOR COMPRESSOR VENT SENSOR R BL - Haier AU42NALEAA | Service Manual - Page 149
0010452378E CN1 CN2 CN10 CN3 CN12 CN11 LED S L3 L2 L1 N >a__WcU[S^ a`V[e[a`Wc CN8 CT1 CN9 CN7 CN6 CN5 CN4 -149- - Haier AU42NALEAA | Service Manual - Page 150
BL W FAN M MOTOR Y/G MOTOR CAPACITOR RECEIVE FLOAT BOARD SWITCH REMOTE CENTRALIZED CONTROLLER NOTE: 1.THE PARTS IN DASHED FRAME ARE OPTIONAL 2.REFER TO OPERATION MANUAL TO SET BM3 AND BM4 3.USER SHOULD NOT TO SET BM1 AND BM2 W:WHITE B:BLACK BR:BROWN BL:BLUE R:RED Y:YELLOW Y/G:YELLOW/GREED TEMP - Haier AU42NALEAA | Service Manual - Page 151
CAPACITOR POWER SUPPLY TO OUTDOOR UNIT RECEIVE BOARD FLOAT SWITCH REMOTE CENTRALIZED CONTROLLER NOTE: 1.THE PARTS IN DASHED FRAME ARE OPTIONAL 2.REFER TO OPERATION MANUAL TO SET BM3 AND BM4 3.USER SHOULD NOT TO SET BM1 AND BM2 W:WHITE B:BLACK BR:BROWN BL:BLUE R:RED Y:YELLOW Y/G:YELLOW/GREEN TEMP - Haier AU42NALEAA | Service Manual - Page 152
h h h hshows no network 3 h Ĝ h h h h h home appliance 4 Ĝ Ĝ h h h h h 5 h h Ĝ h h h h 6 Ĝ h Ĝ h h h h ĂĂ ĂĂ ĂĂ ĂĂ ĂĂ ĂĂ ĂĂ Ĝwith network home 126 Ĝ h Ĝ Ĝ Ĝ Ĝ Ĝ appliance 127 h Ĝ Ĝ Ĝ Ĝ Ĝ Ĝ 128 Ĝ Ĝ Ĝ Ĝ Ĝ Ĝ Ĝ BM1(1) * * h Ĝ h Ĝ BM2 - Haier AU42NALEAA | Service Manual - Page 153
AND THE FUSE TYPE IS T3.15A/250VAC 7.ABOUT THE TERMINAL BLOCK,MARK "BL" IS EQUAL "B" AND THE "BR" IS EQUAL "W".REFER TO OPERATION MANUAL TO SET SW1-SW5 AB242/362ACERA, AB242/282/482/602ACEAA, AC282/362/482/602AFEAA, AD242ALERA, AD242ALEAA, AD242/282/362/482AMEAA, AD242/362AMERA, AB362ACERA CIRCUIT - Haier AU42NALEAA | Service Manual - Page 154
OR ******ERA TYPE, THE FUSE TYPE IS T3.15A/250VAC 8. REFER TO OPERATION MANUAL TO SET SW1-SW4 AD282/362/482/602AHEAA 7 WIRED CONTROLLER WB R TRANS. CN1 10 AND CONNECTED DASHED LINES ONLY AVAILABLE IN AD88NAHBEA 5. REFER TO OPERATION MANUAL TO SET SW1-SW5 Note: for the above indoor units, the PCB - Haier AU42NALEAA | Service Manual - Page 155
Fan speed control board 001A3300352E >a__WcU[S^ a`V[e[a`Wc K1 LNF Fan speed adjusting board test method Connect the test device with fan speed adjusting board, dial power switch ON, then revolve P1 slowly to place 1, place 2, place 3... until place 8, the indicate lamp of port F(voltage - Haier AU42NALEAA | Service Manual - Page 156
0010451690E CN12 CN16 CN13 LED1 CN14 CN17 CN20 CN19 LED5 LED4 CN7 CN5 CN4 CN1 >a__WcU[S^ a`V[e[a`Wc CN11 CN15 SW5 CN21 SW4 SW3 SW2 SW1 CN8 CN6 P4 P3 P2 -156- P16 P17 P15 P14 P13 P12 P11 P10 P6 P9 P8 P5 P7 P1 - Haier AU42NALEAA | Service Manual - Page 157
0010451167E CN12 CN16 CN13 LED1 CN14 CN17 CN20 CN19 LED5 LED4 CN7 CN5 CN4 CN1 >a__WcU[S^ a`V[e[a`Wc CN11 CN15 SW5 CN21 SW4 SW3 SW2 SW1 CN8 CN6 P4 P3 P2 P16 P17 LED3 P15 P14 P13 P12 P11 P10 P6 P9 P8 P5 P7 P1 -157- - Haier AU42NALEAA | Service Manual - Page 158
: DOOR˄1-2 short circuit is normal, cut off P8 output˅ CN12üüinput signal, external alarm input: ALARM˄1-3 short circuit is normal, if cut off, air conditioner stops work.˅ Note: For convertible type, cassette type, duct type units, CN11 and CN12 must be in short circuit, or PCB will display failure - Haier AU42NALEAA | Service Manual - Page 159
>a__WcU[S^ a`V[e[a`Wc CN15üüinput signal, detecting water level of float switch ˄1-3 short circuit is normal, cut off shows that level exceeds the limitation˅.If float switch cuts off or occurs other failure, LED1 will flash 10 times. CN16üüinput control, wiring port of central controller: - Haier AU42NALEAA | Service Manual - Page 160
unit, and install according to installation manual. When control multi indoor units, take care the requirements of dip switch and wiring, there is no other special request. When only use central control type, please firstly install according to air conditioner requests and set the dipswitch, there - Haier AU42NALEAA | Service Manual - Page 161
AP422ACEAA >a__WcU[S^ a`V[e[a`Wc CIRCUIT DARGRMA OF INDOOR UNIT 5(680$%/( 3527(&725 21(2))3527(&725 +($7(5 TRANS. '(7(&725 :%5 TERMINAL BLOCK - Haier AU42NALEAA | Service Manual - Page 162
AP482AKEAA >a__WcU[S^ a`V[e[a`Wc CIRCUIT DIAGRAM OF INDOOR UNIT TRANSFORMER 0010578100 B TO OUTDOOR UNIT 12 3 Y/G CN24 CN4 CN5 CN6 R CN25 T3.15A/250VAC ROOM TEMP. SENSOR W CN3 FUSE CN7 PIPING TEMP. SENSOR CN23 BM1 BM2 BM3 BM4 CONTROL PANEL CN22 CN11 CN12 CN13 CN2 CN10 ONE- - Haier AU42NALEAA | Service Manual - Page 163
0010452322 CN4 >a__WcU[S^ a`V[e[a`Wc CN22 CN13 CN12 CN20 CN11 CN19 CN3 CN5 CN25 LED BM1 CN2 BM4 -163- CN6 CN7 BM2 BM3 CN10 - Haier AU42NALEAA | Service Manual - Page 164
AS182AVERA >a__WcU[S^ a`V[e[a`Wc WIRING DIAGRAM OF WALL MOUNTED UNIT RECEIVER SWING SWING SWING SWING MOTOR 1 MOTOR 2 MOTOR 3MOTOR 4 M M MM 0010576611 PIPING TEMP. NEGATIVE ION SENSOR GENERATOR CN5 CN4 CON3 R-MOTOR CN3 CN2 L-MOTOR UP DOWN CN6 ROOM TEMP. SENSOR ON 1 2 3 4 - Haier AU42NALEAA | Service Manual - Page 165
8.4 sensor characteristic >a__WcU[S^ a`V[e[a`Wc model name code sub-part code characteristic outdoor ambient temperature sensor 0010450192 001A3800082 mid-condenser temperature sensor 0010450195 AU242AGERA oil temperature sensor 0010451305 001A3800093 001A3800093 discharging - Haier AU42NALEAA | Service Manual - Page 166
coil temperature sensor 001A3900005 001A3900003 001A3900006 001A3900004 AS182AVERA coil temperature sensor 001A3900059 ambient temperature sensor AP422ACEAA coil temperature sensor ambient temperature sensor AD282AHEAA AD362AHEAA coil temperature sensor 001A3800127 001A3900003 0010401922 - Haier AU42NALEAA | Service Manual - Page 167
>a__WcU[S^ a`V[e[a`Wc 9. Failure code and troubleshooting 9.1 Failure code For the inverter unit with new wired controller YR-E12 (0010451521E) -167- , compressor, pressure Wiring, circuit, pressure switch, refrigeration system Wiring, control board, power supply Wiring, circuit - Haier AU42NALEAA | Service Manual - Page 168
16 54 26 Fault with low Low pressure switch is Restorable after repair. To prevent refrigerant leak. Wiring, circuit, pressure pressure activated. switch, refrigeration system 17 50 15 Compressor overheat Detected temperature of Restorable when lower To prevent overload Temperature - Haier AU42NALEAA | Service Manual - Page 169
Functions and notes for dip switch (Ĝ shows ON, h shows OFF ) (for 0010451690E) >a__WcU[S^ a`V[e[a`Wc -169- Short-circuit -ON-Ĝ Open-circuit -OFF-h Function description Note SW1-1 Bit0 Address code Ā1ā Address code "0ā Central control indoor address Bit0/wired control indoor address - Haier AU42NALEAA | Service Manual - Page 170
>a__WcU[S^ a`V[e[a`Wc Failure code for wall mounted unit(AS182AVERA) ---- displayed on the indoor LCD: Failure description Remark code E1 Indoor room temperature sensor failure Indoor room temp. sensor in short circuit, or open circuit, it can resume due to the signal. E2 Indoor coil - Haier AU42NALEAA | Service Manual - Page 171
>a__WcU[S^ a`V[e[a`Wc Failure code for AP422ACEAA Number of flashes 1 Central -ized control readout 01D 2 02D 3 11D 4 12D 5 10D 6 14D 9 05D 14 15D 6 26D Panel display E1 E2 E3 E4 E5 E6 - Haier AU42NALEAA | Service Manual - Page 172
for inverter units Outdoor troubleshooting: Below the indication on indicator board sequence is LED5-LED4-LED3- radiator is good no yes if the total load is too big no yes if the refrigerant is normal improve the ventilation stop the unit, restart up until power condition module temperature - Haier AU42NALEAA | Service Manual - Page 173
3) Outdoor DC motor abnormal Outdoor indicator displays 00010. Alarm condition:outdoor DC motor is blocked rotor or broken, abnormal. This fault is only used when indoor unit is with DC fan motor. outdoor indicator shows 00010 >a__WcU[S^ a`V[e[a`Wc Check if the outdoor unit fan yes blade is - Haier AU42NALEAA | Service Manual - Page 174
: Within half an hour after compressor is running, compressor discharging temperature is over 120degree for 3 times continously. outdoor indicator shows check if refrigerant is too yes much or too less no check if the system yes piping is blocked no check if discharging temp. no sensor - Haier AU42NALEAA | Service Manual - Page 175
failure indicator shows 00101 check if the refrigerant is yes too much or too less adjust refrigerant no check if the piping is yes blocked as standard, which will affect the normal communication and cause air conditioner bad operation. outdoor indicator shows 01010 check if the wiring between - Haier AU42NALEAA | Service Manual - Page 176
compressor starting up, no unit stops abnormally and can not start up normally eliminate other troubles yes Re-electrified after power off, no check if compressor can start up normally yes replace PCB eliminate other failures adjust wiring no if problem is solved replace module -176- - Haier AU42NALEAA | Service Manual - Page 177
check if high no pressure is low,too yes Lack of refrigerant, charge additional refrigerant and check if piping leaks, if yes, replace piping check if piping is blocked yes dredge piping Indoor troubleshooting: 1) Sensor failure Alarm condition: ambient temperature sensor is in short circuit - Haier AU42NALEAA | Service Manual - Page 178
2) EEPROM failure Alarm condition: before being electrified, EEPROM is faulty or the data is missing. outdoor failure indicator shows 01110 >a__WcU[S^ a`V[e[a`Wc check the EEPROM welded point on outdoor no PCB is normal modify the welded point yes EEPROM data is missing, replace PCB The - Haier AU42NALEAA | Service Manual - Page 179
>a__WcU[S^ a`V[e[a`Wc 4) Indoor DC motor abnormal Alarm condition:outdoor DC motor is blocked rotor or broken, abnormal. This fault is only used when indoor unit is with DC fan motor. LCD of wall mounted unit display F2 Check if the indoor unit fan blade yes is blocked by some objects no yes - Haier AU42NALEAA | Service Manual - Page 180
9.3 Troubleshooting for fixed frequency units 1) Pressure protection Confirm the fault according to yes Is high pressure too low? no yes yes is pipe blocked? yes Refrigerant charge is needed. Check if there is refrigerant leak. If yes, replace pipe. dredge piping Replace PCB Note: The - Haier AU42NALEAA | Service Manual - Page 181
or heat exchanger dirty? yes Cleaning no Measure equalized pressure and time to reach equalization to see if the system has leakage. Lack of refrigerant? Is capillary blocked? yes Conduct leak test. Evacuate and recharge no Bad operation codition, such as ultra low outdoor temperature -181- - Haier AU42NALEAA | Service Manual - Page 182
equalized pressure in halt. no Is reading of discharging pressure no gage oscillatory? Bad operation codition, such as ultra low outdoor temperature yes There is air in system. Evacuate and recharge -182- - Haier AU42NALEAA | Service Manual - Page 183
>a__WcU[S^ a`V[e[a`Wc 5) Communication error between indoor and outdoor units - Wired controller shows 06 Confirm commumication failure according to the fault code list Confirm the fault indicator is communication failure yes Does indoor communication indicator flash? yes check the other - Haier AU42NALEAA | Service Manual - Page 184
valve in system shut off; 2. Is piping clogged; 3. Is system overfed; is there air in system; 4. (Cooling cycle) Is condenser dirty? Does outdoor fan motor run at low the list of fault codes Is an external alarm yes Solve problem connected to the system? accordingly no Is ALARM terminal in - Haier AU42NALEAA | Service Manual - Page 185
no replace running capacitor yes Is pressure normal? no Check: 1. Is a valve in system shut off; 2. Is piping clogged; 3. Is system overfed; is there air in system; 4. (Cooling cycle) Is condenser dirty? Does outdoor fan motor run at low speed or stop? 5. (Heating cycle) Is evaporator or filter - Haier AU42NALEAA | Service Manual - Page 186
PCB Does four-way valve work properly? yes no Replace four-way valve Is indoor unit malfunction caused by lack of refrigerant? yes no charge refrigerant Is heat exchange effect adversely affected by heavy dust in indoor and outdoor units? no cleaning yes Are indoor sensors for ambient - Haier AU42NALEAA | Service Manual - Page 187
11) Fault in drain system- Wired controller shows 08 confirm the malfunction according to the fault code list >a__WcU[S^ a`V[e[a`Wc yes Is drain pipe clogged? no Unclog pipe and water pump Is pump motor in yes good condition? Replace water pump yes Is drain pan dirty and yes float switch - Haier AU42NALEAA | Service Manual - Page 188
Troubleshooting (before replacement of PCB) Service call >a__WcU[S^ a`V[e[a`Wc Fault confirmation For example: no cooling, etc. Confirm operating conditions Is the feature not yes available for present product? no Switch on air conditioner interference from other appliances, etc.) - Haier AU42NALEAA | Service Manual - Page 189
12. Performance curves >a__WcU[S^ a`V[e[a`Wc heating capacity(W)/power input(W) 7000 6500 6000 5500 5000 4500 4000 3500 3000 2500 2000 1500 16/10 Heating performance curves-AB182ACERA 18/12 20/14.5 21/15 indoor WB/DB 22/16 24/17 -10/-11 heating capacity -10/-11 power input -5/-6 - Haier AU42NALEAA | Service Manual - Page 190
heating capacity(W) /power input(W) >a__WcU[S^ a`V[e[a`Wc Heating performance curves-AC182ACERA 8700 8200 7700 7200 6700 6200 5700 5200 4700 4200 3700 3200 2700 2200 1700 1200 16/10 18/12 20/14.5 21/15 indoor WB/DB 22/16 24/17 15 heating capacity 15 power input -7 heating capacity -7 - Haier AU42NALEAA | Service Manual - Page 191
>a__WcU[S^ a`V[e[a`Wc AU182AFERA+AS182AVERA: performance curves in cooling mode cooling capacity(KW) 6800 6600 6400 6200 6000 5800 5600 5400 5200 5000 4800 4600 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 2000 1800 1600 1400 1200 1000 800 600 400 200 0 12/18 14/20 16/22 - Haier AU42NALEAA | Service Manual - Page 192
AU182AFERA+AD182AMERA: >a__WcU[S^ a`V[e[a`Wc performance curves in cooling mode cooling capacity(KW) 7600 7400 7200 7000 6800 6600 6400 6200 6000 5800 5600 5400 5200 5000 4800 4600 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 2000 1800 1600 1400 1200 1000 800 600 400 200 0 - Haier AU42NALEAA | Service Manual - Page 193
0Pa cooling capacity 0Pa power input 0Pa air flow 10Pa cooling capacity 10Pa power input 10Pa air flow 20Pa cooling capacity 20Pa power input 20Pa air flow 30Pa cooling capacity 30Pa power input 30Pa air flow 40Pa cooling capacity 40Pa power input 40Pa air flow 50Pa cooling capacity 50Pa power input - Haier AU42NALEAA | Service Manual - Page 194
AC362AFERA 13000 12500 12000 11500 11000 10500 10000 9500 9000 8500 8000 7500 7000 6500 6000 5500 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 0 16/10 42 >a__WcU[S^ a`V[e[a`Wc AC362AFERA heating capacity curves 18/12 20/14.5 21/15 indoor WB/DB 22/16 24/17 26/18 -6/-7 heating - Haier AU42NALEAA | Service Manual - Page 195
indoor: 20/14.5 outdoor: 7/6 (FQY: 90HZ) heating 0pa cooling capacity 0pa power input 0pa EER COP 10pa cooling capacity 10pa air flow 10pa EER COP 20pa power input 20pa air flow 30pa cooling capacity 30pa power input 30pa EER COP 40pa cooling capacity 40pa aier flow 40pa EER COP 50pa power input - Haier AU42NALEAA | Service Manual - Page 196
AU182AEEAA Heating capacity (W) 8000 7500 7000 6500 6000 5500 5000 4500 4000 3500 3000 16/10 >a__WcU[S^ a`V[e[a`Wc Heating capacity curves -7 -5 0 7 10 15 18/12 20/14.5 22/16 indoor DB/WB 24/17 26/18 COP 4.5 4.0 3.5 3.0 2.5 16/10 Power input curves in heating mode 18/12 20/14.5 - Haier AU42NALEAA | Service Manual - Page 197
AU242AGEAA Heating capacity (W) 10000 9000 8000 7000 6000 5000 4000 16/10 >a__WcU[S^ a`V[e[a`Wc Heating capacity curves 18/12 20/14.5 21/15 indoor DB/WB 22/16 24/17 26/18 -6/-7 -4/-5 -1/-2 1/0 6/5 7/6 12/10 16/15 Cooling capacity (W) Power input (W) 2900 2700 2500 2300 2100 1900 - Haier AU42NALEAA | Service Manual - Page 198
AU282AHEAA Heating capacity (W) 12000 11000 10000 9000 8000 7000 6000 5000 4000 16/10 >a__WcU[S^ a`V[e[a`Wc Heating capacity curves 18/12 20/14.5 21/15 indoor DB/WB 22/16 24/17 26/18 -6/-7 -4/-5 -1/-2 1/0 6/5 7/6 12/10 16/15 Power input (W) 3700 3500 3300 3100 2900 2700 2500 2300 - Haier AU42NALEAA | Service Manual - Page 199
AU362AIEAA Heating capacity (W) 13000 12500 12000 11500 11000 10500 10000 9500 9000 8500 8000 16/10 >a__WcU[S^ a`V[e[a`Wc Heating capacity curves 18/12 20/14.5 21/15 indoor DB/WB 22/16 24/17 26/18 -6/-7 -4/-5 -1/-2 1/0 6/5 7/6 12/10 16/15 Cooling capacity (W) Cooling capacity - Haier AU42NALEAA | Service Manual - Page 200
AU42NALEAA Heating capacity curves 15500 15000 14500 14000 13500 13000 12500 12000 11500 11000 10500 10000 16/10 18/12 20/14.5 21/15 >a__WcU[S^ a`V[e[a`Wc - Haier AU42NALEAA | Service Manual - Page 201
13. Noise level Sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 112126006854321121500030010052068000500050000000000000000000000 000000000000000 1/3 octave band noise level-AB182ACERA 60.0 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10 - Haier AU42NALEAA | Service Manual - Page 202
sound pressure level DB sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -202- 1/3 octave band noise level-AU182AFERA 65.0 60.0 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.01000.01250.01600. - Haier AU42NALEAA | Service Manual - Page 203
sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 211106208654321121005003001506208000050005000000000000000000000 000000000000000 1/3 octave band noise level-AU182AFERA 65.0 60.0 55.0 50.0 cooling high 45.0 cooling med 40.0 35.0 - Haier AU42NALEAA | Service Manual - Page 204
Sound pressure level DB sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -204- 1/3 octave band noise level-AU242AGERA 56.0 51.0 46.0 41.0 36.0 31.0 26.0 21.0 16.0 11.0 6.0 1.0 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 - Haier AU42NALEAA | Service Manual - Page 205
Sound pressure level DB sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -205- 1/3 octave band noise level-AU242AGERA 65.0 60.0 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 - Haier AU42NALEAA | Service Manual - Page 206
Sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000.0 2500.0 3150.0 4000.0 5000.0 6300.0 111280260005000000000000.....00000 sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 - Haier AU42NALEAA | Service Manual - Page 207
Sound pressure level DB sound pressure level DB >a__WcU[S^ a`V[e[a`Wc 48 -207- 1/3 octave band noise level-AU362AHERA 70 65 60 55 50 45 40 35 30 25 20 15 10 5 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000 - Haier AU42NALEAA | Service Manual - Page 208
Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -208- Noise level-AC362AFERA 63 59 55 51 47 43 39 35 31 27 23 19 15 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 Third octave band frequency Hz 2000 2500 3150 4000 5000 6300 8000 10000 - Haier AU42NALEAA | Service Manual - Page 209
>a__WcU[S^ a`V[e[a`Wc -209- cooling high cooling med cooling low fan high fan med fan low heating high heating med heating low cooling high cooling med cooling low fan high fan med fan low heating high heating med heating low 1/3 octave band noise level-AC182ACEAA third octave band frequency - Haier AU42NALEAA | Service Manual - Page 210
sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000.0 2500.0 3150.0 4000.0 5000.0 6300.0 8000.0 10000.0 12500.0 16000.0 20000.0 Sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 - Haier AU42NALEAA | Service Manual - Page 211
Sound pressure level DB Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -211- Noise level-AD282AHEAA 60 57 54 51 48 45 42 39 36 33 30 27 24 21 18 15 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 Third octave band frequency Hz 2000 2500 3150 4000 - Haier AU42NALEAA | Service Manual - Page 212
Sound pressure level DB Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -212- Noise level-AU28NAHEAA 71 67 63 59 55 51 47 43 39 35 31 27 23 19 15 11 7 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 6300 1211680200005000000000000 Third - Haier AU42NALEAA | Service Manual - Page 213
Sound pressure level DB Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -213- Noise level-AD362AHEAA 63 59 55 51 47 43 39 35 31 27 23 19 15 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 Third octave band frequency Hz 2000 2500 3150 4000 - Haier AU42NALEAA | Service Manual - Page 214
Sound pressure level DB Sound pressure level DB 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 6300 8000 10000 11620500000 20000 25 31.5 40 50 63 80 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 6300 - Haier AU42NALEAA | Service Manual - Page 215
Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc 30 -215- Noise level-AU42NALEAA 74 70 66 62 58 54 50 46 42 38 34 30 26 2000 Third octave band frequency Hz 2500 3150 4000 5000 6300 8000 10000 12500160000 20000 Noise level-AP422ACEAA 56 52 48 44 40 36 32 28 24 20 16 12 8 25 31.5 40 50 - Haier AU42NALEAA | Service Manual - Page 216
Sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000.0 2500.0 3150.0 4000.0 5000.0 6300.0 111280260005000000000000.....00000 1/3 octave band noise level-AB482ACEAA 53.0 48.0 43.0 38.0 33.0 28.0 23.0 18.0 13.0 - Haier AU42NALEAA | Service Manual - Page 217
>a__WcU[S^ a`V[e[a`Wc -217- cooling high cooling med cooling low fan high fan med fan low heating high heating med heating low 69 64 59 54 49 44 39 34 29 24 19 14 9 4 third octave band frequency Hz sound pressure level DB 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400 - Haier AU42NALEAA | Service Manual - Page 218
sound pressure level DB Sound pressure level DB >a__WcU[S^ a`V[e[a`Wc -218- 1/3 octave band noise level-AD602AHEAA 58.0 53.0 48.0 43.0 38.0 33.0 28.0 23.0 18.0 13.0 8.0 25.0 31.5 40.0 50.0 63.0 80.0 100.0 125.0 160.0 200.0 250.0 315.0 400.0 500.0 630.0 800.0 1000.0 1250.0 1600.0 2000.0 2500 - Haier AU42NALEAA | Service Manual - Page 219
13. Air velocity distribution 18000BTU/h indoor uni 1) Cassette type (AB182*****) a. Cooling / Air Velocity Distribution Cooling Blowy angle:40 - Haier AU42NALEAA | Service Manual - Page 220
/ Temperature Distribution Cooling Blowy angle:25 Temperature Distribution c. Heating / Air Velocity Distribution Heating Blowy angle:5 Air velocity Distribution PV PV PV d. Heating / Temperature Distribution Heating Blowy angle:5 Temperature - Haier AU42NALEAA | Service Manual - Page 221
>a__WcU[S^ a`V[e[a`Wc b) Ceiling a. Cooling / Air Velocity Distribution Cooling Blowy angle:25 Air Velocity Distribution PV PV PV b. Cooling / Temperature Distribution Cooling Blowy angle:25 - Haier AU42NALEAA | Service Manual - Page 222
3)Duct type (AD182*****) cooling air discharge angle Air Velocity distribution cooling air discharge angle 5 Temperature distribution heating air discharge angle 45 Air Velocity distribution heating air discharge angle 45 Temperature distribution - Haier AU42NALEAA | Service Manual - Page 223
24000~28000BTU/h indoor units Model: AC282***** a. Cooling / Air Velocity Distribution Cooling Blowy angle:25 Air Velocity Distribution 1.5m/s >a__WcU[S^ a`V[e[a`Wc 1.0m/s 0.5m/s b. Cooling / Temperature Distribution Cooling Blowy angle:25 - Haier AU42NALEAA | Service Manual - Page 224
AD282***** cooling air discharge angle 5 Air Velocity distribution cooling air discharge angle 5 Temperature distribution >a__WcU[S^ a`V[e[a`Wc -224- - Haier AU42NALEAA | Service Manual - Page 225
36000~42000BTU/h indoor units 1)AB362***** a. Cooling / Air Velocity Distribution Cooling Blowy angle:40 - Haier AU42NALEAA | Service Manual - Page 226
Ahh]f\ao 2Cgfkigdd]ij If^iYi]\ [gfkigdd]ij? WP2H Uai]\ [gfkigdd]ij? WP2E67 C]fkiYd [gfkigdd]i? WCX2A556 U]]cdp kae]i? WCQ2A556 CRZVb >_]]VbTZR\ _^UZdZ_^Vb - Haier AU42NALEAA | Service Manual - Page 227
Cgee]i[aYd Aai Cgf\akagf]i 6 If^iYi]\ [gfkigdd]i 636 If^iYi]\ [gfkigdd]i WP2HC< D;; ;6C |. ~ BD9: GA::E * |- =:6AH= ;F:G= + |, 8AD8@ G:H , |+ - H>B:F => - Haier AU42NALEAA | Service Manual - Page 228
Cgee]i[aYd Aai Cgf\akagf]i *1|;6C 7edd_^ IcUT d_ cU\USd VQ^ c`UUT3ADKzB>9z=>B:F D;; 9Yc`\Qi +~|8AD8@ 9Yc`\Qi +*|;>AH:F 9Yc`\Qi ++|H:BE:F6HIF: 9Yc`\Qi +,|6IHD GK>C< 9Yc`\Qi +-|=>C< 9Yc`\Qi +/|;F:G= 6>F 9Yc`\Qi +0|:A:8HF>86A =:6H>C< 9Yc`\Qi +1|G_]U _dXUb - Haier AU42NALEAA | Service Manual - Page 229
Cgee]i[aYd Aai Cgf\akagf]i C_dU3 >d Yc bUS_]]U^TUT dXQd dXU RQddUbYUc RU bU]_fUT Vb_] dXU S_]`Qbd]U^d YV dXU bU]_dU S_^db_\\Ub Yc ^_d ecUT V_b Q^ UhdU^TUT `UbY_T| HXU bU]_dU S_^db_\\Ub Yc `b_WbQ]]UT V_b Qed_]QdYS dUcd _V _`UbQdY_^ ]_TU QVdUb dXU RQddUbYUc QbU bU`\QSUT| KXU^ dXU dUcd Yc S_^TeSdUTz - Haier AU42NALEAA | Service Manual - Page 230
6 A S R N H:BE ~ GK>C< DC D;; +| ~ ;*6C BD9: GA::E }=:6AH= ;F:G= 8AD8@ G:H H>B:F =>AH:F F:G:H 8D9: A> - Haier AU42NALEAA | Service Manual - Page 231
6 A S R N H:BE DC GK>C< D;; ;6C BD9: GA::E =:6AH= ;F:G= 8AD8@ H>B:F G:H =>AH:F F:G:H 8D9: A>^ 8DDA _b 9FM ]_TUz T_ ^_d \UQfU dXU \_efUb Y^ T_g^gQbT `_cYdY_^ V_b Q \_^W dY]Uz Qc dXU gQdUb fQ`_b S\_cU d_ dXU WbY\\U ]Qi S_^TU^cU Q^T gQdUb ]Qi - Haier AU42NALEAA | Service Manual - Page 232
Cgee]i[aYd Aai Cgf\akagf]i GA::E FIC 7:CG GA::E FIC GHDEG QR_ed / Xbc Y^SbUQcU * 8 * Xbc Y^SbUQcU * 8 G:HH>C< H:BE >^ 8DDAz9FM ]_TU G=IH 9DKC G:HH>C< H:BE G=IH 9DKC * Xbc TUSbUQcU + 8 * Xbc TUSbUQcU + 8 , Xbc QR_ed , Xbc Y^SbUQcU *8 GA::E FIC 7:CG >^ =:6H ]_TU GA::E FIC GHDEG - Haier AU42NALEAA | Service Manual - Page 233
6 GK>C< BD9: H:BE DC D;; | ;6C GA::E =:6AH= ;F:G= 8AD8@ H>B:F } ;>AH:F G:H ~ * =>B:F cUddY^W ]ecd RU bUcUd| FU]_dU S_^db_\\Ub XQc ]U]_bi Ve^SdY_^| KXU^ i_e ecU H>B:F ] - Haier AU42NALEAA | Service Manual - Page 234
Cgee]i[aYd Aai Cgf\akagf]i 0|8Q^U\ H>B:F ]_TU ?ecd `bUcc H>B:F Redd_^ cUfUbQ\ dY]Uc e^dY\ H>B:F ]_TU TYcQ``UQbc| 6SS_bTY^W d_ dXU dY]U cUddY^W cUaeU^SU _V H>B:F DC Q^T H>B:F D;;z UYdXUb cdQbd{cd_`c _b cd_`c{cdQbd SQ^ RU bUQ\YjUT| >V dXU dY]U cUddY^W _V H>B:F DC Yc dXU cQ]U Qc H>B:F D;;z H>B:F DC - Haier AU42NALEAA | Service Manual - Page 235
6 A S R N H:BE DC GK>C< D;; ;6C BD9: GA::E =:6AH= ;F:G= 8AD8@ H>B:F ;>AH:F G:H => - Haier AU42NALEAA | Service Manual - Page 236
Alkg i]jkYik ^lf[kagf j]kkaf_ Cgee]i[aYd Aai Cgf\akagf]i 6 A S R N H:BE DC GK>C< D;; ;6C BD9: GA::E =:6AH= ;F:G= 8AD8@ H>B:F G:H =>AH:F F:G:H 8D9: A> - Haier AU42NALEAA | Service Manual - Page 237
Cgee]i[aYd Aai Cgf\akagf]i >^cdQ\\QdY_^ _V bUSUYfU TYc`\Qi 7USQecU _V dXU dU]`UbQdebU cU^cYdYfU TUfYSUz T_ ^_d Y^cdQ\\ dXU bUSUYfU TYc`\Qi Qd cdbQYWXd ce^\YWXd `\QSUz UYdXUb Y^ Vb_^d _V QYb _ed\Ud WbY\\z V_b Yd Yc UVVUSdUT WbUQd\i Vb_] S__\ QYb Q^T XUQd QYbz dXU bUSUYfU TYc`\Qi Yc Qd \UQcd +~]] - Haier AU42NALEAA | Service Manual - Page 238
Cgee]i[aYd Aai Cgf\akagf]i 637 If^iYi]\ [gfkigdd]i WP2H:5 }{ 76 |/ |. |}* }~ |, |+ H:BE || DC =:6AH= D;; ;6C | BD9: } GA::E GK>C< . 8AD8@ G:H ~ H>B:F EDK:F}GD;H * =:6H - F:G:H A>C - Haier AU42NALEAA | Service Manual - Page 239
638 If^iYi]\ [gfkigdd]i WP2H9> HXU ]QY^ Ve^SdY_^c _V MF{=-2 QbU cQ]U gYdX MF{=.~z `\UQcU bUVUbU^SU MF{=0* Q^T MF{=.~ ]Q^eQ\c| Cgee]i[aYd Aai Cgf\akagf]i 76 H:BE DC =:6AH= D;; ;6C BD9: GA::E 8AD8@ H>B:F GK>C< G:H =:6H F:G:H A> - Haier AU42NALEAA | Service Manual - Page 240
2:=29 A8;4? @4A ?42=C4?F 27429 58:A4? ?4@4A = - Haier AU42NALEAA | Service Manual - Page 241
, the address number will display on "88ā [SYS.ADD.]˖system address, the address number will display on "88ā [CHECK]˖auto-diagnostic, trouble shooting [DEMAND]˖compulsory operation function, when it works, [CENTRAL] will flash [SWING]˖swing mode [ROOM TEMP.]˖indoor ambient temperature [SET TEMP - Haier AU42NALEAA | Service Manual - Page 242
>a__WcU[S^ a`V[e[a`Wc AUTO operation, COOLING, HEATING and DEHUMIDIFICATION operation 1) Start up operation: press the button of ON/OFF, the system will start up, and will display [MODE][AUTO]˗[FAN][AUTO]˗[ROOM TEMP.]+Ā24ćā˗[CLOCK]+"12˖00". 2) Select MODE: press the MODE button, then you will - Haier AU42NALEAA | Service Manual - Page 243
>a__WcU[S^ a`V[e[a`Wc TIMER ON, press [TIMER]. [TIMER][ON] will be constant on. Then [TIMER] [OFF] flashes, press the clock +/- button to adjust the time of TIMER OFF, press [SET]. The time sequence of timer on and timer off will determine the mode is [TIMER] [ON] »[OFF] or [TIMER] [OFF] »[ON]. - Haier AU42NALEAA | Service Manual - Page 244
mode, the buttons in the wired controller except for [CHECK] will be invalid. VENTILATION mode (only for the unit with fresh air function or heat recovery function) Press [RECOVERY] button, then the unit will switch over the ventilation mode: [ ] ė [VENTILATION][AUTO] ė [VENTILATION][RECOVERY - Haier AU42NALEAA | Service Manual - Page 245
>a__WcU[S^ a`V[e[a`Wc g Preset ̣̣̣ H Outdoor total capacity Actual value, decimal In check mode, press [CHECK] to quit the check mode, and go into normal running mode. How to change the function switches? No. Type State of Function description switch J01 Changeover of Wired - Haier AU42NALEAA | Service Manual - Page 246
>a__WcU[S^ a`V[e[a`Wc There is no lock function only in the wired controller. But when it is connected with a central controller, if the central controller is set to "central", the buttons in the wired controller will be invalid, or the buttons will be valid. Setting address method: The - Haier AU42NALEAA | Service Manual - Page 247
>a__WcU[S^ a`V[e[a`Wc 7 7 OFF OFF OFF OFF ON ON OFF 8 8 OFF OFF OFF OFF ON ON ON 9 9 OFF OFF OFF ON OFF OFF OFF 10 10 OFF OFF OFF ON OFF OFF ON 11 11 OFF OFF OFF ON OFF ON OFF 12 12 OFF OFF OFF ON OFF ON ON 13 13 OFF OFF OFF ON ON OFF OFF 14 14 OFF OFF OFF ON ON OFF ON - Haier AU42NALEAA | Service Manual - Page 248
>a__WcU[S^ a`V[e[a`Wc 51 51 OFF ON ON OFF OFF ON OFF 52 52 OFF ON ON OFF OFF ON ON 53 53 OFF ON ON OFF ON OFF OFF 54 54 OFF ON ON OFF ON OFF ON 55 55 OFF ON ON OFF ON ON OFF 56 56 OFF ON ON OFF ON ON ON 57 57 OFF ON ON ON OFF OFF OFF 58 58 OFF ON ON ON OFF OFF ON 59 59 - Haier AU42NALEAA | Service Manual - Page 249
>a__WcU[S^ a`V[e[a`Wc 95 95 ON OFF ON ON ON ON OFF 96 96 ON OFF ON ON ON ON ON 97 97 ON ON OFF OFF OFF OFF OFF 98 98 ON ON OFF OFF OFF OFF ON 99 99 ON ON OFF OFF OFF ON OFF 100 100 ON ON OFF OFF OFF ON ON 101 101 ON ON OFF OFF ON OFF OFF 102 102 ON ON OFF OFF ON OFF ON - Haier AU42NALEAA | Service Manual - Page 250
>a__WcU[S^ a`V[e[a`Wc Electrical functions of wired controller: 1.Function difference between master wired controller and slave one: Contrastive items Function Master wired controller All of functions Slave wired controller Only with below functions: ON/OFF, MODE, FAN SPEED, SET TEMP., - Haier AU42NALEAA | Service Manual - Page 251
>a__WcU[S^ a`V[e[a`Wc connected with indoor unit is called master one, the other is called slave one. Master wired controller and indoor unit; master and slave wired controllers are all connected through 3 pieces of polar wire. 3. Communication wiring: The wired controller is equipped with - Haier AU42NALEAA | Service Manual - Page 252
3. Weekly timer YCS-A001 >a__WcU[S^ a`V[e[a`Wc 2 1 Instruction: 1 - PROGRAM-the display shows the weekly 3 timer timing 6 - Unit number trouble code display area-when the air conditioner in the control network has trouble, the corresponding unit number and the trouble code will display in - Haier AU42NALEAA | Service Manual - Page 253
NO. CEN.ADD. SYS.ADD. CHECK DEMAND SWING MANUAL C ROOM TEMP. SET TEMP. F TIMER CLOCK UP SAT SUN ON ON ON ON ON ON ON Haier R Program Holiday Number Hour Cancel MON TUE WED connected with one air conditioner by the 4-core screw fixed terminals A+ and A- of air conditioner interface, then - Haier AU42NALEAA | Service Manual - Page 254
>a__WcU[S^ a`V[e[a`Wc PROGRAM NO. 1 2 34 5 6 7 SET 1 ON OFF SET 2 ON OFF 1 2 34 5 6 7 NO. Program Holiday Number Hour Cancel Min. Confirm Time Week ON/OFF Installation dimensions RS-485 B A 12VDC PROGRAM NO. OFF OFF OFF OFF OFF OFF OFF 1 2 3 4 567 MON TUE WED THU FRI SAT SUN - Haier AU42NALEAA | Service Manual - Page 255
central or remote control method. FAN SPEED key To select the fan speed. CONFIRM key Used to confirm the function settings and send to the air conditioner corresponding to the selected unit number. TIMER key To select timer mode: TIMER ON/TIMER OFF /blank CLOCK key Used to unitarily set the clock - Haier AU42NALEAA | Service Manual - Page 256
number setting function: To enrich the control functions of Haier commercial air conditioner remote monitoring system, multiple controllers could be set to DEFROST FILTER HEALTH UNIT NO. CEN.ADD. SYS.ADD. CHECK DEMAND SWING MANUAL C ROOM TEMP. SET TEMP. F TIMER CLOCK UP DOWN VENTILATION ON OFF - Haier AU42NALEAA | Service Manual - Page 257
except for cabinet type. OFF OFF OFF OFF OFF OFF OFF MON TUE WED THU FRI SAT SUN ON ON ON ON ON ON ON Haier R Program Holiday Number Hour Cancel MON TUE WED THU FRI SAT SUN Min. Confirm Time Week 8. Realizing group control function with the central controller, for - Haier AU42NALEAA | Service Manual - Page 258
Installation procedure >a__WcU[S^ a`V[e[a`Wc 1. Wire connecting Power supply1PH , 220-240V~, 50Hz To connect the process control monitor/ detector To connect the computer or MODEM RS - 485 RS - 232 A B 2. Installation method A wiring box cover must be used. The central controller shall be - Haier AU42NALEAA | Service Manual - Page 259
>a__WcU[S^ a`V[e[a`Wc As illustrated: (Figure 1 is the front view and Figure 2 is the side view) The central controller is 180mm long, 120mm wide and 64.4 mm thick. 64.4mm (Fig.2)
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