Haier AB422XCBAA Service Manual
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Haier AB422XCBAA manual content summary:
- Haier AB422XCBAA | Service Manual - Page 1
L@KOD>@ GIH>@IHLIF@ DH?IIK NHDM Pa__WcU[S^ a`V[e[a`Wc 4227028 - Haier AB422XCBAA | Service Manual - Page 2
[`eWV V[SYcS_ S`V baced Xf`Ue[a`d 359 3204 LW`dac UZScSUeWc[de[U 375 330 AS[^fcW UaVW S`V ecafT^WdZaae[`Y 378 340 JWcXac_S`UW UfcgWd 392 13. Air volume and external static pressure curves 178 -2- - Haier AB422XCBAA | Service Manual - Page 3
>a__WcU[S^ a`V[e[a`Wc 30BW`WcS^ [`Xac_Se[a` wtw 7SHIP GSHI HIWGVMTXMSR UaVW < L 2; 4 < GSHI ERH QIERMRK w x yr z { | EMV GSRHMXMSRIV TVSHYGX X]TI TVSHYGX WTIGMJMGEXMSR ZSPXEKI GEWWIXXI X]TI . GSSPMRK GETEGMX] XLI ZEPMH RYQFIV QSVI XLER XLSYWERH HMKMXEP wwvsww{@u{vs|v4^ w - Haier AB422XCBAA | Service Manual - Page 4
>a__WcU[S^ a`V[e[a`Wc -.v}xB/.--.v*xB/.--.wxxB/.--.wzxB/.-- -.xwxB/.--.x~xB/.-- -.zxxB/.-- -1v}xB/.--1v*xB/.--1wxxB/.--1wzxB/.--1xwxB/.-- -0x~xB4.--0zxxB4.-- -2v}xB/.--2v*xB/.--2wxxB/.--2wzxB/.-- -=v}xB/.--=v*xB/.--=wxxB/.--=wzxB/.-- wty 9TIVEXMSR XIQTIVEXYVI VERKI JM\IH JVIUYIRG] - Haier AB422XCBAA | Service Manual - Page 5
>a__WcU[S^ a`V[e[a`Wc wtz :VSHYGX JIEXYVIW wtztw 9YXHSSV YRMX Et 7YPXM WTPMX W]WXIQ MW GSQFMRIH [MXL SRI SYXHSSV YRMX ERH QYPXMTPI MRHSSV YRMXWr XLI UYERXMX] GER FI X[Sr XLVII SV JSYVt ALIR ]SY STIVEXI XLI W]WXIQr MX GER VIEPM^I GSSPMRK SV LIEXMRKr SR SV SJJ WMQYPXERISYWP] XS WIZIVEP VSSQWr ERH - Haier AB422XCBAA | Service Manual - Page 6
>a__WcU[S^ a`V[e[a`Wc wtztx 5RHSSV JIEXYVIW wtztxtw HaT^Wde USddWeeW [`Vaac f`[e Et =QEVX YRMX ETTIEVERGIr MHIRXMGEP [MXL XLI GIMPMRK 2SV XLI GEWWIXXI YRMX [MXL GSSPMRK GETEGMX] FIPS[ w~vvv.>?uLr [I HIWMKR XLI GSQTEGX ERH WQEVX TERIP [MXL XLI HMQIRWMSR |vvQQq|vvQQt -JXIV FIMRK MRWXEPPIH YRHIV - Haier AB422XCBAA | Service Manual - Page 7
>a__WcU[S^ a`V[e[a`Wc It @EVMEFPI GSRXVSP QSHI >LI MRHSSV YRMX GER FI GSRXVSPPIH F] VIQSXI GSRXVSPPIV SV [MVIH GSRXVSPPIVt -FSYX XLI GSRRIGXMSR QIXLSHt Jt 2VII WIXXMRK SJ EMV HMWGLEVKMRK HYGX >LI RYQFIV SJ XLI EMVJPS[ SYXPIX ERH MXW MRWXEPPEXMSR TSWMXMSR GER FI JVIIP] WIPIGXIH EGGSVHMRK XS XLI - Haier AB422XCBAA | Service Manual - Page 8
power input W 3800 3800 EER or COP Dehumidifying capacity Power cable W/W 10‐³×m³/h -- 2.50 / / 700+50 / 590+50 Motor output power W 60 Air-flows (H/M/L) m³/h 3800/3000/2000 Heat exchanger Type / Diameter Net / Shipping kg / kg 82/90 Refrigerant Type / Charge g R407C / 1300 × - Haier AB422XCBAA | Service Manual - Page 9
. power input EER or COP Dehumidifying capacity Power cable Communication cable -- 50/720±50/500±50 Motor output power W 60 × 2 Air-flows (H/M/L) m³/h 6000/4000/3000 Heat exchanger Type / Diameter mm Weight Net / Shipping kg / kg 101/121 Refrigerant Type / Charge g R407C / 2450 × 2 - Haier AB422XCBAA | Service Manual - Page 10
1 Speed r/min 850±50/720±50 Motor output power W 600 Heat exchanger Air-flows (H/M/L) Type / Diameter m³/h mm 10000/-/6000 TP2M / 9.52x0.35 Total dB(A) 60/-/- Weight Net / Shipping kg / kg 161 /185 Refrigerant Type / Charge g R407C / 4000*2 No need to recharge Pipe Recharge - Haier AB422XCBAA | Service Manual - Page 11
material, diameter Controller type Refrigerant control Fresh air hole dimension Electricity Heater Noise level H/M/L Weight Refrigerant Pipe Net / Shipping Type Liquid Piping Gas Connecting method Item Function Capacity Capacity Dehumidifying capacity Power cable Communication cable - Haier AB422XCBAA | Service Manual - Page 12
pipe material, diameter Controller type Refrigerant control Fresh air hole dimension Electricity Heater Noise level H/M/L Weight Refrigerant Pipe Net / Shipping Type Liquid Piping Gas Connecting method Item Function Capacity Capacity Dehumidifying capacity Power cable Communication - Haier AB422XCBAA | Service Manual - Page 13
Controller type Refrigerant control Fresh air hole dimension Electricity Heater Noise level H/M/L Weight Net / Shipping Refrigerant Type Pipe Liquid Gas Connecting method Dimension External (L×W×H) Package Weight Net / Shipping Function Capacity Capacity Dehumidifying capacity - Haier AB422XCBAA | Service Manual - Page 14
Controller type Refrigerant control Fresh air hole dimension Electricity Heater -- -- mm -- Noise level SH/H/M/L* dB(A) Weight Refrigerant Net / Shipping Type kg / kg -- Piping Pipe Liquid mm Gas Connecting method Item mm -- Model Function Capacity Capacity Dehumidifying capacity Power - Haier AB422XCBAA | Service Manual - Page 15
℃ Dimension External mm (L×W×H) Package mm Drainage pipe material, diameter mm Controller type -- Refrigerant control -- Fresh air hole dimension mm Electricity Heater -- Noise level H/M/L dB(A) Weight Refrigerant Pipe Net / Shipping Type Liquid kg / kg -- mm Piping Gas mm - Haier AB422XCBAA | Service Manual - Page 16
Dehumidifying capacity 10‐³×m³/h Power cable -- Communication cable -- Power source N, V, Hz Running current Fan Type × Number A -- Speed r/min Motor output power W Air mm Controller type -- Refrigerant control -- Noise level H/M/L dB(A) Weight Refrigerant Pipe Net / Shipping - Haier AB422XCBAA | Service Manual - Page 17
power W Heat exchanger Air-flows (H/M/L) Type / Diameter m³/h mm Total area m² Temp. scope ℃ Dimension External mm (L×W×H) Package mm Drainage pipe material, diameter mm Controller type -- Refrigerant control -- Noise level H/M/L dB(A) Weight Refrigerant Pipe Net / Shipping - Haier AB422XCBAA | Service Manual - Page 18
>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 AB422XCBAA | Service Manual - Page 19
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 AB422XCBAA | Service Manual - Page 20
33. Dimensions 3.1 Outdoorrunit dimensions AU282XHBAA 340 >a__WcU[S^ a`V[e[a`Wc 830 380 431860 416 AU422XIBAA 950 185 580 185 580950 950 1024 1024 18 70 20 >30cm 380 340 Terminal block 185 580 185 screw hole (M10) 380 1250 >10cm 25 >10cm >15cm >60cm -20- - Haier AB422XCBAA | Service Manual - Page 21
.1- AU84NXTBAA 6633- >a__WcU[S^ a`V[e[a`Wc 4333- 4-- 61- ./15 /3 ..2 ./- 160 3/ 52 .2- .23- -21- - Haier AB422XCBAA | Service Manual - Page 22
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) -22- - Haier AB422XCBAA | Service Manual - Page 23
Model: AB42 1340 >a__WcU[S^ a`V[e[a`Wc 1250~1280 (ceiling hole) 1070 (hanging position) 535 950 860-890 780 220 300 160 135 220 20 30 280 50 840 295 120 170 90 260 270 315 Model: AE07~21 + . - /0 615 55 1230 55 155 (mm) , P * CSUVIQQIVPTS LPRMSUPTS> 2FSPV> RR3 EHDB I ?B5;7GA - Haier AB422XCBAA | Service Manual - Page 24
Model: AD28 840 120 170 205 130 >a__WcU[S^ a`V[e[a`Wc 750 60 30 365 185 830 250 250 800 960 Model: AD42 1200 170 270 250 185 365 1105 60 (mm) 45 830 800 1320 (mm) -24- - Haier AB422XCBAA | Service Manual - Page 25
Model: AF07~14 >a__WcU[S^ a`V[e[a`Wc /+* .,* + +*- Model: AS07~14 * :=BAF , DE@AC = > ? 7;.40 - Haier AB422XCBAA | Service Manual - Page 26
60JSced `S_W -.v}xB/.--r-.v*xB/.--r-.wzxB/.-- >a__WcU[S^ a`V[e[a`Wc KYEVHMRK TPEXI EWWIQFP] IPIGXVMG GSRXVSP EWWIQFP] VIQSXI VIGIMZIV -.xwxB/.--r-.x~xB/.-- EMV MRPIX KVMPPI W[MRK PSYZIV EMV JMPXIV oMRWMHI SJ XLI MRPIX KVMPPIp [EXIV TYQT oFYMPX MRp WYWTIRWMSR FVEGOIX HVEMR 4SWI SYXPIX - Haier AB422XCBAA | Service Manual - Page 27
>a__WcU[S^ a`V[e[a`Wc -1v}xB/.--r-1v*xB/.--r-1wzxB/.--r-1xwxB/.-JERoMRWMHIp QSXSVoMRWMHIp KEW TMTI HVEMREKI TMTI PMUYMH TMTI EMV SYXPIX KMPPI IZETSVEXSV -0x~xB4.--r-0zxxB4.-- WYWTIRHMRK TSPI IZETSVEXSVoMRWMHIp KYEVHMRK TPEXI WXST ZEPZI HYGX WYWTIRHMRK FSPX HVEMR TMTI IPIGXVMG FS\ -=v} - Haier AB422XCBAA | Service Manual - Page 28
-2v}xB/.--r-2v*xB/.--r-2wzxB/.-- >a__WcU[S^ a`V[e[a`Wc w x wt9?>61> y xt/98> z zt256>1< o MRWMHI p {t9?>61> { -28- - Haier AB422XCBAA | Service Manual - Page 29
-?x~xB4.-EMV SYXPIX EMV MRPIX >a__WcU[S^ a`V[e[a`Wc IPIGXVMG FS\ LERHPI ZEPZIWoMRWMHIp ZEPZI KYEVHMRK TPEXI -?zxxB5.-- EMV MRPIX EMV SYXPIX KVMPPI XIVQMREP FPSGO QEMRXIRERGI TPEXI ZEPZI GSRRIGXMSR LSPI -29- - Haier AB422XCBAA | Service Manual - Page 30
-?~z8B>.-- >a__WcU[S^ a`V[e[a`Wc EMV SYXPIX KVMPP WMHI TPEXI GSRHIRWIV oMRWMHIp IPIGXVMG GSRXVSP EWWIQFP] oMRWMHIp QEMRXIRERGI TPEXI GSQTVIWWSV oMRWMHIp TMTMRK LSPI FSXXSQ TPEXI -30- - Haier AB422XCBAA | Service Manual - Page 31
>a__WcU[S^ a`V[e[a`Wc Panel application for cassette units panel model function description PB-630IA with elevating function, for 630*630 panel applicable unit R407C&R22 unitary free fixed frequency&inverter AB09~18, R407C&R22 free multi 07~18 PB-630IB PB-630IC PB-630ID PB-950IA R407C& - Haier AB422XCBAA | Service Manual - Page 32
2:=29 A8;4? @4A ?42=C4?F 27429 58:A4? ?4@4A = - Haier AB422XCBAA | Service Manual - Page 33
, the address number will display on "88" [SYS.ADD.]：system address, the address number will display on "88" [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 AB422XCBAA | Service Manual - Page 34
>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.]+"24℃"；[CLOCK]+"12：00". 2) Select MODE: press the MODE button, then you will - Haier AB422XCBAA | Service Manual - Page 35
>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 AB422XCBAA | Service Manual - Page 36
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: [ ] → [VENTILATION][AUTO] → [VENTILATION][RECOVERY - Haier AB422XCBAA | Service Manual - Page 37
>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 AB422XCBAA | Service Manual - Page 38
>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. Failure code: For remote type, - Haier AB422XCBAA | Service Manual - Page 39
>a__WcU[S^ a`V[e[a`Wc sensor abnormal short circuit for more than 2m continuously 13 0D 31D Solenoid valve Solenoid valve act abnormal incorrectly 3 times continuously 14 4C 15D Discharging temp. Sensor broken down or sensor abnormal short circuit for more than 2m continuously - Haier AB422XCBAA | Service Manual - Page 40
>a__WcU[S^ a`V[e[a`Wc 3 OFF OFF ON OFF 4 OFF OFF ON ON 5 OFF ON OFF OFF 6 OFF ON OFF ON 7 OFF ON ON OFF 8 OFF ON ON ON 9 ON OFF OFF OFF 10 ON OFF OFF ON 11 ON OFF ON OFF 12 ON OFF ON ON 13 ON ON OFF OFF 14 ON ON OFF ON 15 ON ON ON - Haier AB422XCBAA | Service Manual - Page 41
>a__WcU[S^ a`V[e[a`Wc 21 21 OFF OFF ON OFF ON OFF OFF 22 22 OFF OFF ON OFF ON OFF ON 23 23 OFF OFF ON OFF ON ON OFF 24 24 OFF OFF ON OFF ON ON ON 25 25 OFF OFF ON ON OFF OFF OFF 26 26 OFF OFF ON ON OFF OFF ON 27 27 OFF OFF ON ON OFF ON OFF 28 28 OFF OFF ON ON OFF ON ON - Haier AB422XCBAA | Service Manual - Page 42
>a__WcU[S^ a`V[e[a`Wc 64 64 OFF ON ON ON ON ON ON 65 65 ON OFF OFF OFF OFF OFF OFF 66 66 ON OFF OFF OFF OFF OFF ON 67 67 ON OFF OFF OFF OFF ON OFF 68 68 ON OFF OFF OFF OFF ON ON 69 69 ON OFF OFF OFF ON OFF OFF 70 70 ON OFF OFF OFF ON OFF ON 71 71 ON OFF OFF OFF ON ON OFF - Haier AB422XCBAA | Service Manual - Page 43
>a__WcU[S^ a`V[e[a`Wc 107 107 ON ON OFF ON OFF ON OFF 108 108 ON ON OFF ON OFF ON ON 109 109 ON ON OFF ON ON OFF OFF 110 110 ON ON OFF ON ON OFF ON 111 111 ON ON OFF ON ON ON OFF 112 112 ON ON OFF ON ON ON ON 113 113 ON ON ON OFF OFF OFF OFF 114 114 ON ON ON OFF OFF OFF - Haier AB422XCBAA | Service Manual - Page 44
>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 AB422XCBAA | Service Manual - Page 45
>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 AB422XCBAA | Service Manual - Page 46
Higg_k]c[f Fck Hih^cmcih_k 5.2 Nh`k[k_^ ]ihmkiff_k ZT=MCA9nl_^ `ik `k__ gnfmc ch^iik nhcml: v| v} v{ wt vz wu vy BA wv vx ww vw wx vv F W wy V R vu RKK wz vt u SEMP u} v ON RUING OFF FAN u| w MODE RLEEP x u{ HEALSH FQERH y uz CLOCK RES z uy { SIMEQ - Haier AB422XCBAA | Service Manual - Page 47
6=3FAN Blkkfe Tj\[ kf j\c\Zk ]Xe jg\\[?LOU1MID1HIGH1ATSO3 6>3SIMEQ OFF D`jgcXp 753CLOCK D`jgcXp 763FILSEQ D`jgcXp 773SEMPEQASTQE D`jgcXp 783ATSO RUING D`jgcXp 793HIGH4RO D`jgcXp 7:3RIGNAL RENDING D`jgcXp 7;3FQERH AIQ D`jgcXp 7 - Haier AB422XCBAA | Service Manual - Page 48
Ijhh`l^d\g Gdl Iji_dndji`l Nfk\? Ik `j i\Zfdd\e[\[ k_Xk k_\ YXkk\i`\j Y\ i\dfm\[ ]ifd k_\ ZfdgXikd\ek `] k_\ i\dfk\ Zfekifcc\i `j efk lj\[ ]fi Xe \ok\e[\[ g\i`f[3 S_\ i\dfk\ Zfekifcc\i `j gif^iXdd\[ ]fi XlkfdXk`Z k\jk f] fg\iXk`fe df[\ X]k\i k_\ YXkk\i`\j Xi\ i\gcXZ\[3 U_\e k_\ k\jk `j Zfe[lZk\[1 - Haier AB422XCBAA | Service Manual - Page 49
A G X W S SEMP w RUING ON OFF yu w FxAN MODE RLEEP vHEALSH FQERH CLOCK RES SIMEQ HIGH4RO FILSEQ QERES CODE LIGHS LOCK Ijhh`l^d\g Gdl Iji_dndji`l S_\e j\c\Zk ATSO ile fi j\c\Zk COOL fg\iXk`fe fi j\c\Zk DQW fg\iXk`fe fi j\c\Zk HEAS fg\iXk`fe 83S\dg\iXkli\ j\kk`e^ Pi\jj SEMP Ylkkfe3 Em - Haier AB422XCBAA | Service Manual - Page 50
A G X W S SEMP ON RUING OFF FAN MODE RLEEP HEALSH FQERH CLOCK SIMEQ RES HIGH4RO FILSEQ QERES CODE LIGHS LOCK Ijhh`l^d\g Gdl Iji_dndji`l Ie COOL fi DQW df[\1 [f efk c\Xm\ k_\ cflm\i `e [fnenXi[ gfj`k`fe ]fi X cfe^ k`d\1 Xj k_\ nXk\i mXgfi Zcfj\ kf k_\ ^i`cc\ dXp Zfe[\ej\ Xe[ nXk\i dXp - Haier AB422XCBAA | Service Manual - Page 51
RLEEP QTN BEGINR RLEEP QTN RSOPR XYflk ; _ij `eZi\Xj\ 6 C 6 _ij `eZi\Xj\ 6 C RESSING SEMP Ie COOL1DQW df[\ RHTS DOUN Ijhh`l^d\g Gdl Iji_dndji`l RESSING SEMP RHTS DOUN 6 _ij [\Zi\Xj\ 7 C 6 _ij [\Zi\Xj\ 7 C 8 _ij XYflk ; _ij `eZi\Xj\ 6C RLEEP QTN BEGINR Ie HEAS df[\ RLEEP QTN RSOPR A - Haier AB422XCBAA | Service Manual - Page 52
A RUING MODE SEMP ON OFF u FAN RLEEP HEALSH FQERH CLOCK SIMEQ v FILSEQ RES w x HIGH4RO QERES CODE LIGHS LOCK Ijhh`l^d\g Gdl Iji_dndji`l H`ekj? A]k\i i\gcXZ`e^ YXkk\i`\j fi `] X gfn\i ]X`cli\ fZZlij1 SIMEQ j\kk`e^ dljk Y\ i\j\k3 Q\dfk\ Zfekifcc\i _Xj d\dfip ]leZk`fe3 U_\e pfl lj\ SIMEQ df - Haier AB422XCBAA | Service Manual - Page 53
Ijhh`l^d\g Gdl Iji_dndji`l - Haier AB422XCBAA | Service Manual - Page 54
A G X W S SEMP ON RUING OFF FAN MODE RLEEP HEALSH FQERH CLOCK SIMEQ FILSEQ RES HIGH4RO u QERES CODE LIGHS LOCK Ijhh`l^d\g Gdl Iji_dndji`l SR Tl`mm nc` NOMN?VS ]onnji ij^` S_\ `e[`ZXk`fe Xgg\Xij fe k_\ [`jgcXp f] k_\ i\dfk\ Zfekifcc\i Xe[ fg\iXk`fe `e +H`^_ Mf[\+ jkXikj3 S_\ ATSO - Haier AB422XCBAA | Service Manual - Page 55
Gonj l`mn\ln aoi^ndji m`nndib Ijhh`l^d\g Gdl Iji_dndji`l A G X W S SEMP ON RUING OFF FAN MODE RLEEP HEALSH FQERH CLOCK SIMEQ RES HIGH4RO FILSEQ QERES CODE LIGHS LOCK A]k\i k_\ gfn\i ]X`cli\ Zfdg\ejXk`fe `j j\k1 `] gfn\i ]X`cli\ jl[[\ecp fZZlij n_`c\ k_\ X`i Zfe[`k`fe\i `j nfib`e^1 - Haier AB422XCBAA | Service Manual - Page 56
5.3 Remote receiver RE-01 Higg_k]c[f Fck Hih^cmcih_k I] k_\ le`k `j n`i\[ kpg\ Xe[ `k `j n`k_flk k_\ i\dfk\ i\Z\`m\i1 pfl ZXe lj\ k_\ i\dfk\ i\Z\`m\i QE256 Xe[ k_\ i\dfk\ Zfekifcc\i WQ2H - Haier AB422XCBAA | Service Manual - Page 57
5.4 Weekly timer >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 this - Haier AB422XCBAA | Service Manual - Page 58
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 with two same model air conditioners by the 4-core screw fixed terminals of air conditioner interface; then accordingly - Haier AB422XCBAA | Service Manual - Page 59
>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 AB422XCBAA | Service Manual - Page 60
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 AB422XCBAA | Service Manual - Page 61
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 AB422XCBAA | Service Manual - Page 62
and wall mounted 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 AB422XCBAA | Service Manual - Page 63
>a__WcU[S^ a`V[e[a`Wc Installation procedure 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 AB422XCBAA | Service Manual - Page 64
>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) -64- - Haier AB422XCBAA | Service Manual - Page 65
6. Refrigerant Circuit AU282XHBAA: outdoor unit air-liquid separator Compressor oil separator voice insulator four-way valve Compressor voice insulator four-way valve indoor unit heat exchanger solenoid valve capillary solenoid valve - Haier AB422XCBAA | Service Manual - Page 66
Compressor A liquid receiver solenoid valve four-way valve oil separator Compressor B oil separator solenoid valve four-way valve air-liquid separator liquid receiver heat exchanger cooling operation heating operation solenoid valve capillary solenoid valve solenoid valve capillary - Haier AB422XCBAA | Service Manual - Page 67
AU84NXTBAA: Compressor A liquid separator outdoor unit solenoid valve oil separator indoor units four-way valve A solenoid valve A1 check valve A heat exchanger A strainer strainer strainer solenoid valve A2 liquid stop valve A1 gas stop valve A liquid stop valve A2 heat exchanger A1 - Haier AB422XCBAA | Service Manual - Page 68
84 :ADE;@@;E?BA ?ADECFEE> ?A=BBC FA?E258G673 Kino\gg\odji ojjgn Uc` dino\gg\odji ojjgn gdno`_ di oc` ajggjrdib nc``o ^\i ]` pn`_ \n m`lpdm`_3 63 T^m`r _mdq`m 73 J\^fn\r 83 Fmdgg rdoc \ _d\h`o`m ja ;5hh 93 Kii`m c`s\bji nk\ii`m1ncdaodib nk\ii`m :3 Tk\ii`m .691 617917 - Haier AB422XCBAA | Service Manual - Page 69
>a__WcU[S^ a`V[e[a`Wc .8/ Kino\gg \ npnk`i_dib ]jgo Uj npkkjmo oc` pido r`dbco 1\i^cjm ]jgo ncjpg_ ]` pn`_ di oc` ^\n` ja \gm`\_t `sdnon ^`dgdib3 Hjr i`r ^`dgdib1 pn` agpnc2di otk` ]jgo1 ]pdgo2di otk` ]jgo jm k\mon km`o\m`_ di oc` ad`g_3 D`ajm` bjdib ji dino\ggdib1 \_epno nk\^` oj ^`dgdib3 Sjja - Haier AB422XCBAA | Service Manual - Page 70
>a__WcU[S^ a`V[e[a`Wc ngjk` jq`m 64655 Vn` oc` _m\di\b` cjn` \i_ ^gdk kmjqd_`_ rdoc pido3 Kin`mo r\o`m kdk` dioj r\o`m kgpb piodg do m`\^c`n oc` rcdo` o\k`3 Udbco`i oc` ^gdk piodg c`\_ ja oc` n^m`r dn g`nn oc\i 9hh amjh cjn`3 Xdi_ oc` __m\di\b` cjn` oj oc` ^gdk pndib n`\g k\_ ajm c`\o dinpg - Haier AB422XCBAA | Service Manual - Page 71
Fm\di cjn` Qdk` Qdk` >a__WcU[S^ a`V[e[a`Wc Fdnkg\t rdi_jr - Haier AB422XCBAA | Service Manual - Page 72
;3 Xdmdib _d\bm\h ]`or``i K3V3,P3V3 CD5 - Haier AB422XCBAA | Service Manual - Page 73
1+- 5BRRFSSF JNEOOQ TNJS}-,*-2*/-~ Kjop]hh]pekj pkkho Uda ejop]hh]pekj pkkho heopa` ej pda bkhhksejc odaap _]j ^a qoa` ]o namqena`3 63 T_nas `neran 73 J]_go]s 83 Fnehh sepd ] `e]iapan kb ;5ii 93 Kjjan dat]ckj ol]jjan1odebpejc ol]jjan :3 Tl]jjan .691 617917 - Haier AB422XCBAA | Service Manual - Page 74
>a__WcU[S^ a`V[e[a`Wc .8/ Kjop]hh ] oqolaj`ejc ^khp Uk oqllknp pda qjep saecdp 1]j_dkn ^khp odkqh` ^a qoa` ej pda _]oa kb ]hna]`u ateopo _aehejc3 Hks jas _aehejc1 qoa bhqod2ej pula ^khp1 ^qehp2ej pula ^khp kn l]npo lnap]na` ej pda beah`3 Dabkna ckejc kj ejop]hhejc1 ]`fqop ol]_a pk _aehejc3 Skkb - Haier AB422XCBAA | Service Manual - Page 75
>a__WcU[S^ a`V[e[a`Wc 1+-+/+ >67>:86>4 - Haier AB422XCBAA | Service Manual - Page 76
A Okpa B >a__WcU[S^ a`V[e[a`Wc Uda ohkla kb s]pan `n]ej]ca dkoa od]hh ^a sepdej - Haier AB422XCBAA | Service Manual - Page 77
Uaniej]h ^hk_g >a__WcU[S^ a`V[e[a`Wc Inkqj`ejc ha]` Sq^^an pq^a C Ekran kb _kjpnkh ^kt.6/ Ekran kb _kjpnkh ^kt.7/ Fkj-p b]eh pk oa]h ep1 kn s]pan i]u _kia ej3 Sq^^an pq^a Okpa? J]ra ep oa]ha`1 ha]rejc jk ol]_a3 Ta]h l]` .oi]hh oeva]^ / .Xej` ]nkqj` sena/ hr iwv Cpp]_d oa]h l]` Heah` - Haier AB422XCBAA | Service Manual - Page 78
>a__WcU[S^ a`V[e[a`Wc Q]np ] kb pda l]` Tsejc bh]l ikpkn .8/Xenejc kj knj]iajp l]jah Ekjja_pejc kb senejc kb pda osejc bh]l ikpkn kj knj]iajp l]jah3 .7 lh]_ao/ .Saban pk Hep 3 65/ Hec3 : Te`a kb knj]iajp l]jah :G DONNFDSJNH JR NOS MBEF* FQQOQ DOEF }41~ BPPFBQR ON QFMOSF DONSQOLLFQ+ ?O* MBKF - Haier AB422XCBAA | Service Manual - Page 79
>a__WcU[S^ a`V[e[a`Wc - Haier AB422XCBAA | Service Manual - Page 80
>a__WcU[S^ a`V[e[a`Wc .|, 4O?N EI@JJL OIEN y15 3211z 6IMN=GG=NEJI MK=?A S_\ `e[ffi le`k j_Xcc Y\ `ejkXcc\[ Xk cfZXk`fej n_\i\ Zfc[ Xe[ _fk X`i Zflc[ \m\ecp Z`iZlcXk\[4 S_\ ]fccfn`e^ cfZXk`fej j_flc[ Y\ Xmf`[\[@ OcXZ\j n`k_ i`Z_ jXck /j\Xj`[\ Xi\X04 OcXZ\j n`k_ gc\ekp f] ^Xj jlc]`[\j /dX`ecp - Haier AB422XCBAA | Service Manual - Page 81
Bl`c[`e^ iff] f] `ejkXccXk`fe >a__WcU[S^ a`V[e[a`Wc X`i i\klie Yfo 746d /lj\ n_`k\ dfkfi gcl^0 ;46d/lj\ i\[ dfkfi gcl^0 + A`i flkc\k ^i`cc\ A`i jlggcp Z\`c`e^ X`i jlggcp le`k X`i i\klie Yfo X`i i\klie S_\i\ j_flc[ Y\ ef fYjkXZc\j n`k_`e 7d le`k X`i i\klie Mfk\@ V_\e Zfee\Zk`e^ k_\ - Haier AB422XCBAA | Service Manual - Page 82
A`i i\klie Yc`e[ A`i i\klie [lZk >a__WcU[S^ a`V[e[a`Wc Ie[ffi le`k i`m\k F`^4 8 9 S_\idXc `ejlcXk`fe f] [lZk A`i3j\e[`e^ [lZk Xe[ X`i i\klie [lZk j_Xcc Y\ k_\idXccp `ejlcXk\[4 F`ijk jk`Zb k_\ ^cl\p eX`c fe k_\ [lZk2 k_\e XkkXZ_ k_\ _\Xk gi\j\imXk`fe Zfkkfe n`k_ X cXp\i f] k`e]f`c gXg\i Xe[ - Haier AB422XCBAA | Service Manual - Page 83
>a__WcU[S^ a`V[e[a`Wc Q\hl`i\d\ekj S_\ `e[ffi [iX`e g`g\ j_Xcc Y\ k_\idXc `ejlcXk\[4 S_\ Zfee\Zk`fe gXik Y\kn\\e k_\ [iX`e g`g\ Xe[ k_\ `e[ffi le`k j_Xcc Y\ `ejlcXk\[ jf Xj kf gi\m\ek [\n ^\e\iXk`fe4 S_\ [iX`e g`g\ j_Xcc Y\ jcXek [fnenXi[j /^i\Xk\i k_Xe 7576604 S_\ d`[[c\ gXik j_Xcc efk Y\ f] R - Haier AB422XCBAA | Service Manual - Page 84
>a__WcU[S^ a`V[e[a`Wc Cfee\Zk`fe f] i\]i`^\iXek g`g\ Cfe[lZk ]cXi\[ Zfee\Zk`fe nfib kf Zfee\Zk Xcc i\]i`^\iXek g`g\j4 S_\ Zfee\Zk`fe f] `e[ffi le`k g`g\j dljk lj\ [flYc\ jgXee\ij4 S_\ `ejkXcc`e^ kfihl\ j_Xcc Y\ Xj ^`m\e `e k_\ ]fccfn`e^ kXYc\4 Cfee\Zk`e^ g`g\ IejkXcc`e^ kfihl\ N4D4/dd0 / - Haier AB422XCBAA | Service Manual - Page 85
;ELEIC @E=CL=H >ANPAAI 6|:|x7|:| AE6=r878WCBAA Xe[ AT8>8WHBAA2AT:88WIBAA@ >a__WcU[S^ a`V[e[a`Wc flk[ffi O P O P O P O P KM kf gfn\i jlggcp `e[ffi O P K M kf gfn\i jlggcp 8ABLECAL=IN KEKA ?JIIA?NEJI Ffi AE878WCBAA2 k_\ Y\cfn XZZ\jjfi`\j Xi\ jlggc`\[ n`k_ k_\ le`k Xj jkXe[Xi[2 n_\e `ejkXccXk - Haier AB422XCBAA | Service Manual - Page 86
and accurately install the lid/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 cycle. Rupture and - Haier AB422XCBAA | Service Manual - Page 87
INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION. FAILURE TO FOLLOW THESE INSTRUCTIONS airflow has no obstacles. When importing outside air, it should be imported directly from outdoors. disturbance and noise caused by the above-mentioned home appliance. (Even if 1m away, if the electromagnetic - Haier AB422XCBAA | Service Manual - Page 88
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 AB422XCBAA | Service Manual - Page 89
AD282XHBAA,AD422XHBAA and AU84NXTBAA: >a__WcU[S^ a`V[e[a`Wc outdoor P Q P Q P Q P Q L1 L2 L3 N to power supply indoor P Q L N to power supply 7. Refrigerant connection caution For AD282XHBAA, the below accessory is supplied with the unit as standard, when installation, the gas pipe will - Haier AB422XCBAA | Service Manual - Page 90
less direct sunlight. Place where cool and warm air could be delivered evently to every corner of causing vibration,where the body can be supported sufficiently. To prevent interference, place it at on the floor.As figure 3 shown. Once refrigerant piping and drain piping connections are complete,fill - Haier AB422XCBAA | Service Manual - Page 91
cracks Spanner Joint Spanner Nut Threads on the pipes may be damaged when tightening if the pipes are not well aligned. (4) Pipe connection process Apply refrigeration oil on the end of the pipe to be connected and on the flared section. Align the pipes to be connected and tighten the nut - Haier AB422XCBAA | Service Manual - Page 92
diagrams for indoor unit and wire connections. Properly apply capping clips on the wires. Replace the air intake screen. Do not link the connecting and signal wire with the same cable, a snug by the same wire. Incorrect wiring may damage air conditioner's control or cause operation failure. -92- - Haier AB422XCBAA | Service Manual - Page 93
(1/2") 1.2 ~2.0 Correct Incorrect Lean Damage of flare Crack Partial Too outside Installation inspection and test run: Please operate unit according to this Manual. Items to be checked during test run. Please made a '' '' in '' '' Are there any gas leakage? How is insulation at piping connection - Haier AB422XCBAA | Service Manual - Page 94
installation manual. Again improper installations can result in water leakage, electric shocks and fires. Please install your air conditioner on the location of the air conditioner, do not mix air etc, or anything other than the designated refrigerant (R407C) within the refrigeration cycle, for such - Haier AB422XCBAA | Service Manual - Page 95
installation, the air conditioner shall be 13. Scraper or File 14. Refrigeration Oil Self-contained Accessories No. be replaced by the manufacturer or its service center or professional person (the power supply INSTRUCTIONS CAREFULLY BEFORE BEGINNING INSTALLATION. FAILURE TO FOLLOW THESE INSTRUCTIONS - Haier AB422XCBAA | Service Manual - Page 96
attached in the bag with this Installation manual. Accessories Delivered with Your Air Conditioner Please check if your unit is delivered Indoor Unit Install the indoor unit where the weight of the unit can be supported. Install the indoor unit where the heat source and steam source are not close - Haier AB422XCBAA | Service Manual - Page 97
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 AB422XCBAA | Service Manual - Page 98
>a__WcU[S^ a`V[e[a`Wc 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/outdoor electric cable, and - Haier AB422XCBAA | Service Manual - Page 99
18 Insulation tube Cord clamp >a__WcU[S^ a`V[e[a`Wc Screw with special washer Screw with Round special washer terminal Terminal board Wire Round terminal Wire Use VW-1, 0.5 to insulating material to preserve the temperature. The airing direction shall be from bottom to top. -99- - Haier AB422XCBAA | Service Manual - Page 100
Wiring connection between I.U&O.U. >a__WcU[S^ a`V[e[a`Wc Outdoor P Q P Q P Q P Q LN Indoor 1 2 34 To power supply To power supply -100- - Haier AB422XCBAA | Service Manual - Page 101
7.7 Installation of outdoor 7.7.1 Capacity combination and outdoor installation ■AU282XHBAA capacity combination The unit capacity and performance mode: >a__WcU[S^ a`V[e[a`Wc (A stands for A system, B stands for B system. For testing result, we will not recommend 12000BTU/h unit to you) - Haier AB422XCBAA | Service Manual - Page 102
AU282XHBAA+09XCBAA*2+14XCBAA*1 A: AF092*1 Performance mode AS092*1 AB092*1 AE092*1 Nominal capacity（BTU/h） 12000 cooling Rated power input（W）： 1550 Rated current（A） 7.5 Nominal capacity（BTU/H） 9000 heating Rated power input（W）： 1800 Rated current（A） 9.0 >a__WcU[S^ a`V[e[a`Wc - Haier AB422XCBAA | Service Manual - Page 103
recharge: Distribute pipes for unit A1、unit A2、unit B1、 unit B2 are supplied 5m as standard, if it is longer than 5m, recharge refrigerant as 35g/m. Communication Wire connection: 1. The indoor unit whose liquid pipe is connected to A1 in A system is called unit A1, its communication wire - Haier AB422XCBAA | Service Manual - Page 104
>a__WcU[S^ a`V[e[a`Wc ky*r{ pnovr nxq pyxxrp}uxs pnovrg jy{ fbbbhlmat ,cehlmat ~xu}|g XW[QY PNOTQ PWVVQPZSVR PNOTQ >/5GC,/3GC,< 6/-54UU1\1 jy{ wy{r }tnx dcbbbhlmat ~xu}|g XW[QY PNOTQ PWVVQPZSVR PNOTQ >/5GC,/3GC,< 6/-54UU1\1 iyxxrp}uxs *u{uxs quns{nwg jy{ pn - Haier AB422XCBAA | Service Manual - Page 105
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 AB422XCBAA | Service Manual - Page 106
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 AB422XCBAA | Service Manual - Page 107
not let the air mix into the system,and must charge the additional refrigerant in liquid condition. Test run CAUTION THIS UNIT WILL BE STARTED INSTANTLY WITHOUT "ON" OPERATION WHEN ELECTRIC POWER IS SUPPLIED.BE SURE TO EXECUTE "OFF" OPERATION BEFORE ELECTRIC POWER IS DISCONNECTED FOR SERVICING. This - Haier AB422XCBAA | Service Manual - Page 108
>a__WcU[S^ a`V[e[a`Wc ■ AU422XIBAA capacity combination The unit capacity and performance mode: (A stands for system A, B stands for system B) Performance data of combination "AU422XIBAA+122X*BAA×4" as followings: Performance mode cooling heating Nominal capacity（W） Rated power input（W） - Haier AB422XCBAA | Service Manual - Page 109
Pipe connections: 1 TO 4 >a__WcU[S^ a`V[e[a`Wc Outdoor unit A1 Indoor units A2 B1 B2 A1 A2 B1 B2 1 TO 3(except for 21000BTU/h units) Outdoor unit Indoor units A2 B1 B2 A1 A2 B1 B2 1 TO 2(except for 21000BTU/h units) Outdoor unit Indoor units A2 B2 A1 A2 B1 B2 -109- - Haier AB422XCBAA | Service Manual - Page 110
>a__WcU[S^ a`V[e[a`Wc Communication Wire connection: 1. The indoor unit whose liquid pipe is connected to A1 in A system is called unit A1, its communication wire of A1(3)、 A1(4) should be connected to A1(P)、A1(Q) respectively. 2. The indoor unit whose liquid pipe is connected to A2 in A system - Haier AB422XCBAA | Service Manual - Page 111
>a__WcU[S^ a`V[e[a`Wc Special Installation Guide to 21000BTU indoor units on Free Multi system Only for outdoor unit AU422XIBAA working with 21000BTU indoor units 1. Special accessory pipes for 21000BTU indoor units: A B - Haier AB422XCBAA | Service Manual - Page 112
>a__WcU[S^ a`V[e[a`Wc ■AU84NXTBAA The following performance data are based on the nominal cooling or heating conditions. (A stands for A system, B stands for B system) AU84NXTBAA+282*4: Performance mode A: AB282*1 AD282*1 cooling heating Nominal capacity（BTU/h） Rated power input（W）： Rated - Haier AB422XCBAA | Service Manual - Page 113
nk ~MK@GL?RGML GLQRPSARGMLQ nf *SM AMK@GL?RGML 3- 4of 9PGM AMK@GL?RGML 33. 4pf 6S?RRPM AMK@GL?RGML 33. 4- 4. -?Q JGLC 1GOSGB JGLC >a__WcU[S^ a`V[e[a`Wc /LBMMP SLGR 2MBCJ -?Q NGNC 1GOSGB NGNC |n qommm}9: nvkmrKK vkroKK }n qommm}9: nvkmrKK vkroKK /LBMMP SLGR 2MBCJ |n |o }n oummm}9: - Haier AB422XCBAA | Service Manual - Page 114
>a__WcU[S^ a`V[e[a`Wc ok 1GKGR?RGMLQ ML RFC NGNGLE UMPI e9?IC ? RPGM AMK@GL?RGML ?Q ?L CV?KNJCf 1n 3- ,6-j}nume-|8f 3. 1o 1p 4- F .h .j 9FC NGNGLE JCLERF GLDMPK?RGMLi NJC?QC PCDCP RFC DMJJMUGLE R?@JCk /RCK :LGR *CQAPGNRGMLQ |nl|o JGOSGB NGNC KK 8GXC MD RFC JGOSGB QGBC AMLLCARGML - Haier AB422XCBAA | Service Manual - Page 115
>a__WcU[S^ a`V[e[a`Wc @IOIGWMRQ RJ MQVWEOOEWMRQ VMWI - Haier AB422XCBAA | Service Manual - Page 116
>a__WcU[S^ a`V[e[a`Wc nnmm 7CDCP RM RFC DMJJMUGLE DGESPC DMP RFC BGQR?LAC @CRUCCL RFC DMSLB?RGML @MJRQk tvm eof - Haier AB422XCBAA | Service Manual - Page 117
>a__WcU[S^ a`V[e[a`Wc eof 5GNGLE QGXC 1GOSGB NGNC |:uq3=9}|| -?Q NGNC ,6-j}num /LJCR NGNC 4SRJCR NGC oummm}9:lF 1GOSGB NGNC /LBMMP SLGR -?Q NGNC qommm}9:lF 1GOSGB NGNC /LBMMP SLGR -?Q NGNC vkroVmkuKK nvkmrVnkmKK nvkmrKK nrkuuKK vkroVmkuKK nrkuuVnkmKK vkroVmkuKK nvkmrVnkmKK }?QC NJ?RC 9S - Haier AB422XCBAA | Service Manual - Page 118
>a__WcU[S^ a`V[e[a`Wc eqf/LQR?JJ?RGML MD RFC K?LGDMJB NGNC e,6-j}nume-|8ff ~|:9/43` 5JC?QC BM LMR @CLB RFC AMLLCARGLE NGNC ?R RFC UCJBGLE NJ?ACk /D RFGQ IGLB MD @CLBGLE KSQR @C R?ICLi NJC?QC JC?TC ?R JC?QR ?L nrmKK QRP?GEFR NGNCe8CC ,GEkfk .MPGXMLR?J ~MLLCARGLE NGNC ,GEk ;CPRGA?J 8RP?GEFR - Haier AB422XCBAA | Service Manual - Page 119
>a__WcU[S^ a`V[e[a`Wc :IENEKI WIVWMQK 1C?I?EC RCQRGLE KSQR @C BMLC ?DRCP RFC AMLLCARGML MD RFC PCDPGECP?LR NGNCQ ?AAMPBGLE RM RFC DMJJMUGLE BG?EP?Kk ~JMQC ?JJ RFC E?Q ?LB JGOSGB T?JTCQk9M NPCTCLR LGRPMECL E?Q DPMK GLT?BGLE RFC MSRBMMP AGPASJ?RGLE QWQRCKiAJMQC RFC T?JTC RGEFRJW @CDMPC NPCQQSPC - Haier AB422XCBAA | Service Manual - Page 120
>a__WcU[S^ a`V[e[a`Wc @WIS -w~F?PEC DMP KMPC RF?L p KGLSRCQ SLBCP mkp25?epkmIEDlAKof @WIS .w~F?PEC DMP KMPC RF?L p KGLSRCQ SLBCP nkr25?enrIEDlAKof jjjjjjjjjjj8CPGMSQ JC?I?EC K?W @C DMSLBk @WIS /w~F?PEC DMP KMPC RF?L oq FMSPQ SLBCP pkm25?epkmIEDlAKof jjjjjjjjjj8K?JJ JC?I?EC K?W @C DMSLBk 5LIGN - Haier AB422XCBAA | Service Manual - Page 121
>a__WcU[S^ a`V[e[a`Wc :QC ? T?ASSK NSKN UGRF FGEF BCEPCC MD [email protected] ?LB J?PEC TMJSKC BGQNJ?ACKCLR e?@MTC qm1lKGLf 9FC NSKNGLE RGKC BCNCLBQ ML RFC JCLERF MD RFC AMLLCARGLE NGNCk-CLCP?JJWiGR R?ICQ ?@MSR ojp FMSPQk2?IC QSPC RF?R RFC >jQF?NCB T?JTCQ ML @MRF RFC E?Q ?LB JGOSGB QGBCQ ? - Haier AB422XCBAA | Service Manual - Page 122
>a__WcU[S^ a`V[e[a`Wc -+5EOGXOEWMRQ RJ UIJUMKIUEQW HIQVMW\ ~?JASJ?RGML UGJJ @C K?BC ?AAMPBGLE RM RFC DMJJMUGLE KCRFMBQw nf 9MR?J PCDPGECP?LR AMLRCLR MD C?AF QWQRCK eIEf yAMLRCLR MD n MSRBMMP QWQRCK h PCDGJJCB PCDPGECP?LR ~MLRCLR MD n MSRBMMP QWQRCKw,?ARMPW DGJJCB PCDPGECP?LR 7CDGJJCB PCDPGECP? - Haier AB422XCBAA | Service Manual - Page 123
+JCARPGA UGPGLE >a__WcU[S^ a`V[e[a`Wc 3MRCw 9FC ?GP AMLBGRGMLCP KSQR SQC QNCAG?J AGPASGRi ?LB UGPGLE @W RFC OS?JGDGCB CJCARPGAG?L ?AAMPBGLE RM RFC UGPGLE PSJCQ QNCAGDGCB GL L?RGML?J QR?LB?PBk 9FC EPMSLBGLE UGPC ?LB RFC LCSRP?J UGPC QF?JJ @C QRPGARJW QCN?P?RCBk ~MLLCAR RFC LCSRP?J UGPC UGRF - Haier AB422XCBAA | Service Manual - Page 124
>a__WcU[S^ a`V[e[a`Wc - Haier AB422XCBAA | Service Manual - Page 125
>a__WcU[S^ a`V[e[a`Wc 3MRCw - Haier AB422XCBAA | Service Manual - Page 126
>a__WcU[S^ a`V[e[a`Wc |DRCP GLQR?JJ?RGMLiNJC?QC DGJJ GL RFC DMJJMUGLE DMPK DMP C?QW B?GJW K?GLRCL?LACw 3Mk 2MBCJ MD GLBMMP SLGR ,?ARMPW 3Mk MD SLGR |n |o }n }o 5LIGN JRU MQVWEOOEWMRQ EQH WIVW UXQ 5JC?QC MNCP?RC RFC ?GP AMLBGRGMLCP ?AAMPBGLE RM RFC MNCP?RGML K?LS?Jk ~FCAI GRCKQ DMP RCQR - Haier AB422XCBAA | Service Manual - Page 127
:±1℃ *Control characteristic: When Tr≤Ts for the first time, the compressor, 4-way valve and outdoor motor will run; indoor motor will run at anti-cold air mode, after the compressor starts up, the -127- - Haier AB422XCBAA | Service Manual - Page 128
mode. When Tr - Haier AB422XCBAA | Service Manual - Page 129
>a__WcU[S^ a`V[e[a`Wc 8.2 Electric funtions of outdoor 8.2.1 Control of the compressor, outdoor motor and 4-way valve 8.2.1.1 Outdoor fan motor control A. When system do not have overheating or over current protection, outdoor fan speed will vary with outdoor ambient temperature, as follows: a. - Haier AB422XCBAA | Service Manual - Page 130
>a__WcU[S^ a`V[e[a`Wc Changing from heating mode to cooling mode, 3 minutes later, it is shut off. E. In heating mode, when indoor temperature has arrived the set one (sensor is OFF), 4-way valve will be shut off 3 minutes later. 8.2.1.4 Solenoid valve control Cooling mode: After the outdoor - Haier AB422XCBAA | Service Manual - Page 131
>a__WcU[S^ a`V[e[a`Wc communication resumes normal, it can enter normal operation and cancel the failure. When all indoor units can not communicate normally, it shows communciation malfunction. 8.2.2.4 Solenoid valve control with single unit in cooling mode If indoor unit sends the "start- - Haier AB422XCBAA | Service Manual - Page 132
;0@^WUec[US^ h[c[`Y V[SYcS_ *tw 9YXHSSV YRMX AU282XHBAA: OUTDOOR WIRING DIAGRAM 0010573503 >a__WcU[S^ a`V[e[a`Wc Gas Piping Sensor A Gas Piping Sensor B Piping Sensor A Piping Sensor B Temp. Sensor To Indoor Unit To Power Supply Capacitor 12 12 12 123 4 1H 2 M CN9 3 L Fan Motor 4 5 COM - Haier AB422XCBAA | Service Manual - Page 133
Black Y:Yellow OR:Orange BL:Blue BR:Brown R:Red Y/G:Yellow/Green NOTE: 1. Parts 1 2 in dashed frames are factory optional . 2. Central controller 3 and fresh air 4 are optional. 3. P16 and P17 are used for room card function B W PIPING TEMP. ROOM SENSOR TEMP. SENSOR B W Y/G 12 3 4 P QL N TO POWER - Haier AB422XCBAA | Service Manual - Page 134
Y:Yellow OR:Orange BL:Blue BR:Brown R:Red Y/G:Yellow/Green NOTE: 1. Parts 1 2 in dashed frames are factory optional . 2. Central controller 3 and fresh air 4 are optional. 3. P16 and P17 are used for room card function B W PIPING TEMP. ROOM SENSOR TEMP. SENSOR B W Y/G 12 PQ 1 2 34 LN TO - Haier AB422XCBAA | Service Manual - Page 135
NC 1 W B 3 FC W B FAN CAP. W:White B:Black Y:Yellow OR:Orange BL:Blue BR:Brown R:Red Y/G:Yellow/Green NOTE: 1. Central controller 1 and fresh air 2 are optional. 2. Dashed part 3 is fan motor speed controller module 3. P16 and P17 are used for room card function M Y/G FAN MOTOR B W PIPING TEMP - Haier AB422XCBAA | Service Manual - Page 136
SW3 1(N) 2(L) W B Y/G R BR Y/G GND TERMINAL BLOCK R BR RECEIVER DISPLAY EMERGENCY SWITCH UP SWING MOTOR DOWN SWING MOTOR ROOM TEMP. SENSOR PIPING TEMP. SENSOR Fresh Air Motor To Power Supply Connect To Outdoor Unit (1PH,220-230V~,50Hz) SW1 and SW3 are used to choose the working state of the - Haier AB422XCBAA | Service Manual - Page 137
>a__WcU[S^ a`V[e[a`Wc 320 @^WUec[U VSeS 10.1 PCB circuit diagram, printed diagram and ports functions AU282XHBAA, AU422XIBAA PCB circuit diagram: -137- - Haier AB422XCBAA | Service Manual - Page 138
AU282XHBAA, AU422XIBAA PCB printed diagram: >a__WcU[S^ a`V[e[a`Wc -138- - Haier AB422XCBAA | Service Manual - Page 139
>a__WcU[S^ a`V[e[a`Wc Ports functions: CN1: communication port between indoor and outdoor of system B CN2: connection port of ambient temp. and system B coil temp. sensor CN3: connection port of system A coil temp. sensor CN4: connection port of system B discharging temp. sensor CN5: connection - Haier AB422XCBAA | Service Manual - Page 140
-140- LH B3P5-VH CN9 D R29 120 C25 0 . 1UF/ 27 5V -wŒ¹C CN12B B2P3-VH -wŒ¹D CN11B B2P3-VH -Ó™cŠeC CN11A B2P3-VH C -Ó™cŠeD CN10A B2P3-VH RL2 RL3 RL9 RL12 åÒŠeC CN10B B2P3-VH åÒŠeD CN13 B2P3-VH ŠeC3 B ŠeC4 CN13B B2P3-VH CN13A B2P3-VH ŠeD3 CN12A B2P3-VH RL4 RL14 RL7 RL13 RL1 FC1 F6. - Haier AB422XCBAA | Service Manual - Page 141
AU84NXTBAA PCB printed diagram: >a__WcU[S^ a`V[e[a`Wc -141- - Haier AB422XCBAA | Service Manual - Page 142
>a__WcU[S^ a`V[e[a`Wc Ports functions: CN1: communication port between indoor and outdoor of system B CN2: connection port of ambient temp. sensor CN3: connection port of system B coil temp.sensor and discharging temp. sensor CN4: connection port of system A coil temp.sensor and discharging - Haier AB422XCBAA | Service Manual - Page 143
AB, AE, AD units PCB circuit diagram: W1 OUT IN 7812 187 1 P2-P6 JQ1AP-A RL6 IC1 1 16 2 15 3 14 4 13 5 2003 12 6 11 7 10 8 9 C32 104 JQ1AP-A RL3 JQ1AP-1 RL1 -143- >a__WcU[S^ a`V[e[a`Wc 4.7uF E6 - Haier AB422XCBAA | Service Manual - Page 144
AB, AE, AD units PCB printed diagram: >a__WcU[S^ a`V[e[a`Wc -144- - Haier AB422XCBAA | Service Manual - Page 145
: DOOR（1-2 short circuit is normal, cut off P8 output） CN12--input 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 AB422XCBAA | Service Manual - Page 146
>a__WcU[S^ a`V[e[a`Wc lamp 0VDC,6. signal output of power lamp 0VDC, 7. signal output of water pump running lamp 0VDC） CN14--control external load, auto elevating function （1. signal of door switch close, 2. output of elevating direction control 0VDC, 3. output of elevating power control 0VDC, - Haier AB422XCBAA | Service Manual - Page 147
-147- 1 2 1 2 2 1 2 1 B2B-XH 2 GND 2 R16 1K TR2 IC1 3021 CN5 C23 1 1.2U/450V 2 3 CN1 2 N 1 CN2 FUSE 2 1 C18 R17 100 0.01U/275V R15 1K L TR1 IC2 3021 CN6 C26 1 1.2U/450V 2 3 C19 R9 0.01U/275V 100 R14 VCC 220 Q1 9014 CN27 VCC R13 220 Q2 R12 9014 5.1K CN7 VCC R7 51K 3 2 1 C20 - Haier AB422XCBAA | Service Manual - Page 148
>a__WcU[S^ a`V[e[a`Wc AF07~142XCBAA power supply board, remote receive board, function selection circuit diagram: -148- 1 2 3 4 5 6 Ñ ¡ +5 R12 10K D SW3 +5 R11 D R7 R4 R5 R6 10K 220 220 220 CN2 5.1K 2 SW2 1 R13 20K LED1 LED2 LED3 LED C B B2P3-VH A CN1 R1 8 7 - Haier AB422XCBAA | Service Manual - Page 149
AF07~142XCBAA PCB printed diagram: >a__WcU[S^ a`V[e[a`Wc -149- - Haier AB422XCBAA | Service Manual - Page 150
>a__WcU[S^ a`V[e[a`Wc Ports functions of main control board: CN1: power supply neutral wire input port CN2: power supply live wire input port CN3, CN4: power supply live wire and neutral wire input of filter board CN5: upper motor control port CN6: lower motor control port CN7: lower motor - Haier AB422XCBAA | Service Manual - Page 151
AS07~142XCBAA PCB circuit diagram: +5 -151- C101 R102LED101 LED102 LED103 LED104 100 4.7U/16V R101 10K CN101 RED BLUE GREEN LED105 TRICOLOR R62 200K E2 2.2uF +5 R37 10K R45 250 IC2 TLP521-1 R1 R3 680 100K/2W D4 1N4007 CN16 1 250 P18 1 250 CN11 RV1 C2 S14K350 0.1uF/275V FUSE1 - Haier AB422XCBAA | Service Manual - Page 152
Ports functions: CN1: to remote receive board CN19, CN20: fresh air function control port CN2: to outdoor communication port SW2: emergency switch control detector CN8: time shorting port CN9: to realize network appliance function (not available) CN10: transformer secondary output CN11: transformer - Haier AB422XCBAA | Service Manual - Page 153
10.2 sensor characteristic model part No. 001A3900153 AU282XHBAA AU422XIBAA 0010450243 0010450398 0010451344 0010451343 0010450243 0010450398 0010451344 AF072~142XCBAA 001A3900059 AE072~142XCBAA AB072~142XCBAA 001A3900006 001A3900006 >a__WcU[S^ a`V[e[a`Wc sub-part No. part name - Haier AB422XCBAA | Service Manual - Page 154
R25=5KΩ±1% R25=5KΩ±1% B25/50=3450K±1% B25/50=3450K±1% T(℃) Rnom(KΩ) T(℃) Rnom(KΩ) -20℃ 47.12 24℃ 5.235 -19℃ 45.17 25℃ 5 -18℃ 43.24 26℃ 4.778 -17℃ 41.35 27℃ 4.567 -16℃ 39.49 28℃ 4.36 -15℃ 37.68 29℃ 4.179 -14℃ 35.92 30℃ 3.993 -13℃ 34.21 31℃ 3.819 -12℃ 32.56 32℃ - Haier AB422XCBAA | Service Manual - Page 155
R80=50KΩ±3% B25/80=4450K±3% R80=50KΩ±3% B25/80=4450K±3% T(℃) Rnom(KΩ) T(℃) Rnom(KΩ) -30 11600 24 536.6 -29 10860 25 511.1 -28 10170 26 486.9 -27 9529 27 464 -26 8932 28 442.3 -25 8375 29 421.7 -24 7856 30 402.1 -23 7372 31 383.6 -22 6920 32 366 -21 6498 33 - Haier AB422XCBAA | Service Manual - Page 156
Failure code and troubleshooting 11.1 Free multi outdoor unit fault code: >a__WcU[S^ a`V[e[a`Wc Outdoor lamp flash times 1 2 3 4 5 6 7 9 10 11 13 15 Fault code Discharging A pipe temp. too high Outdoor coil A temp. sensor failure Outdoor ambient temp. sensor failure Air outlet A temp. sensor - Haier AB422XCBAA | Service Manual - Page 157
⊙ Code on wired Flash times of indoor receiver controller board (YR-E06) F1 Power LED flashes 1 time F2 Power LED flashes 2 times Refrigerant system abnormal F3 Power LED flashes 3 times Indoor coil temp. sensor abnormal (gas pipe) ⊙ F4 Power LED flashes 4 times High pressure abnormal - Haier AB422XCBAA | Service Manual - Page 158
>a__WcU[S^ a`V[e[a`Wc 11.3 For cassette unit and duct unit, the failure code as follow: For remote type, flash times Failure code on wired controller For central control, failure code Failure description Reason 10 08(08H) 21D Drainage system Float switch broken down abnormal for more - Haier AB422XCBAA | Service Manual - Page 159
>a__WcU[S^ a`V[e[a`Wc 2m continuously 13 13(0DH) 31D Solenoid valve Solenoid valve act abnormal incorrectly 3 times continuously 14 76(4CH) 15D Discharging temp. Sensor broken down or sensor abnormal short circuit for more than 2m continuously 15 05(05H) 17D EEPROM abnormal EEPROM - Haier AB422XCBAA | Service Manual - Page 160
Troubleshooting 1) 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 from other appliances, etc - Haier AB422XCBAA | Service Manual - Page 161
2) Sensor failure check if the wiring is correct according to wiring diagram no reconnect >a__WcU[S^ a`V[e[a`Wc if sensor is fixed no well Relocate yes Is sensor short-circuit or open-circuit? yes Replace sensor yes Is sensor resistance no Replace sensor acceptable? yes Is DC - Haier AB422XCBAA | Service Manual - Page 162
4) Communication error between indoor and outdoor units Confirm commumication failure according to the fault code list >a__WcU[S^ a`V[e[a`Wc Confirm the fault indicator is communication failure yes Does indoor communication indicator flash? yes check the other reasons Is communication wire - Haier AB422XCBAA | Service Manual - Page 163
codes >a__WcU[S^ a`V[e[a`Wc Is an external alarm yes Solve problem connected to the system? accordingly no Is ALARM terminal in mainboard too low? no is pipe blocked? yes yes Refrigerant charge is needed. Check if there is refrigerant leak. If yes, replace pipe. dredge piping Replace - Haier AB422XCBAA | Service Manual - Page 164
PCB Are high pressure and no low pressure normal? Are they too low? no If the pipe is blocked? yes Air conditioner is no running in bad condition? yes yes Refrigerant charge is needed replace PCB Does indoor fan motor work properly in heating cycle? Does outdoor fan motor work properly in - Haier AB422XCBAA | Service Manual - Page 165
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 -165- - Haier AB422XCBAA | Service Manual - Page 166
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 -166- - Haier AB422XCBAA | Service Manual - Page 167
11) Fault in drain system 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 ineffective? Clean drain - Haier AB422XCBAA | Service Manual - Page 168
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 AB422XCBAA | Service Manual - Page 169
? yes yes Is there any poor connection? Is front-end voltage of thyristor good? no yes Thyristor or control circuit has a problem. Replace PCB Supply circuit has a problem. Replace PCB no Replace motor no Is there DC voltage feedback from motor during running? yes Signal detecting circuit has - Haier AB422XCBAA | Service Manual - Page 170
>a__WcU[S^ a`V[e[a`Wc 12. Performance curves 12.1 AU282XHBAA: Cooling capacity chart (kW) (change with the temperature) AU282XHBAA Indoor temp. Outdoor temp. D.B. / W.B. 18℃ 20℃ 25℃ 32℃ 35℃/24℃ 40℃ 18/14℃ 7.6 7.5 7.2 6.8 6.4 6.1 20/15℃ 7.9 7.7 7.5 7.2 6.7 6.4 22/16℃ - Haier AB422XCBAA | Service Manual - Page 171
>a__WcU[S^ a`V[e[a`Wc AU282XHBAA+AE142XCBAA*2 performance curves indoor temp. DB/WB 18/12℃ 18/14℃ 20/15℃ 22/16℃ 25/18℃ 27/19℃ 30/22℃ 32/23℃ 32/24℃ 18℃ 7147 7581 7835 8092 8684 9044 10058 10287 10660 cooling capacity-temperature table outdoor temp.（humidity 46%） 20℃ 25℃ 32℃ 35℃ 40℃ 7013 6864 - Haier AB422XCBAA | Service Manual - Page 172
>a__WcU[S^ a`V[e[a`Wc AU282XHBAA+AE142XCBAA*2 performance curves indoor temp. DB/WB 18/12℃ 18/14℃ 20/15℃ 22/16℃ 25/18℃ 27/19℃ 30/22℃ 32/23℃ 32/24℃ 18℃ 2629 2674 2702 2733 2801 2840 2966 3024 3071 power consumption-temp. table outdoor temp.（humidity 46%） 20℃ 25℃ 32℃ 35℃ 40℃ 2703 2754 2996 - Haier AB422XCBAA | Service Manual - Page 173
24℃ 18℃ 7.82 9.32 10.42 11.57 13.65 14.74 17.64 18.81 18.32 air outlet temp.-ambient temp. table outdoor temp.（humidity 46%） 20℃ 25℃ 32℃ 35℃ 40℃ 7.77 8. 9.97 10.87 12.08 13.19 15.25 16.45 19.22 20.5 21.23 air outlet temp.(DB) air outlet temp.-ambient temp. curves 21 19 17 15 13 11 9 7 5 18℃ 20℃ - Haier AB422XCBAA | Service Manual - Page 174
>a__WcU[S^ a`V[e[a`Wc AU282XHBAA+AE142XCBAA*2 performance curves indoor temp. DB/WB 18/12℃ 18/14℃ 20/15℃ 22/16℃ 25/18℃ 27/19℃ 30/22℃ 32/23℃ 32/24℃ 18℃ 6100 5191 5678 6152 6651 7139 7158 7614 7142 sensible cooling value-temperature table outdoor temp.（humidity 46%） 20℃ 25℃ 32℃ 35℃ 40℃ 6064 - Haier AB422XCBAA | Service Manual - Page 175
12.2 AU422XIBAA >a__WcU[S^ a`V[e[a`Wc cooling capacity 16.0 14.0 12.0 10.0 8.0 cooling capacity (KW) changing with indoor/outdoor temperature 18/14℃ 20/15℃ 22/16℃ 25/18℃ 27/19℃ 30/22℃ 32/23℃ indoor D.B./W.B. 18℃ 20℃ 25℃ 32℃ 35℃/24℃ 40℃ 43℃ 46℃ power consumption (kW) power comsumption - Haier AB422XCBAA | Service Manual - Page 176
heating capacity (W) -5℃ 0℃ 5℃ 7℃/6℃ 10℃ 15℃ 24℃ >a__WcU[S^ a`V[e[a`Wc 12.3 Heating performance curves heating capacity and indoor/outdoor temp. curves-AU28 13000 12000 11000 10000 9000 8000 7000 6000 20/15℃ 20/12℃ 20/14.5℃ 27/18℃ heating capacity (W) -5℃ 0℃ 5℃ 7℃/6℃ 10℃ 15℃ 24℃ outdoor - Haier AB422XCBAA | Service Manual - Page 177
power input (W) power input(W) >a__WcU[S^ a`V[e[a`Wc 4100 3900 3700 3500 3300 3100 2900 2700 2500 Heating power input-indoor/outdoor temp curves --AU282XHBAA 15/10℃ 18/13℃ 20/14.5℃ indoor temperature(DB/WB) 27/18℃ -5℃ 0℃ 5℃ 7℃/6℃ 10℃ 15℃ 24℃ Heating power input-indoor/outdoor temp. - Haier AB422XCBAA | Service Manual - Page 178
800 700 600 500 400 300 200 100 0 30Pa 25Pa 20Pa 15Pa 10Pa 5Pa 0Pa External static pressure（Pa) super high high med low Air volume（m3/h) Air volume and external static pressure curves --AE122XCBAA, AE142XCBAA 1000 800 600 400 200 0 30Pa 25Pa 20Pa 15Pa 10Pa 5Pa 0Pa External static pressure（Pa - Haier AB422XCBAA | Service Manual - Page 179
AD282XHBAA: :FDE ;JQ 0.. +0., /3. +/3, 8JIAFOFJI JC NO?IA?MA M?OFID +7FM CGJQ 6 HH7L, 8 7 6 5 4 9R?HKGB JC AP@O >a__WcU[S^ a`V[e[a`Wc O?IA?MA 7FM CGJQ +H1-HFI, 02 03 PKKBM GFHFO - Haier AB422XCBAA | Service Manual - Page 180
MEMO Commercial Air Conditioner - Haier AB422XCBAA | Service Manual - Page 181
>a__WcU[S^ a`V[e[a`Wc Haier Group Haier Industrial Park, No. 1 Haier Road 266001, Qingdao, China Tel: +86-532-8939486/9711 Fax: +86-532-8939715 E-mail: [email protected] Http://www.haier.com All rights reserved and the information in this manual is subject to change without notice in order to
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