Haier AB072XCEAA Service Manual - Page 69

Chff^j\bZe Abj Chg]blbhg^j 9.5.1. Wiring Diagram Outdoor unit: AU282XHEAA, AU422XIEAA Outdoor wiring diagram Capacitor 0010573511 Gas Piping Sensor A Gas Piping Sensor B Piping Sensor A Piping Sensor B Temp. Sensor To Indoor Unit To Power Supply Capacitor H CN5 CN4 CN3 CN2 M CN9 L Fan Motor 5p 3p COM CN25 Valve A1 LED3 ERR T3.15A/250VAC CN19 A1 CN6A2 1 2 3 4 LED6 1 P Q P Q P CN1B1 2 3 Q P CN26 B2 4 Q Valve A2 FUSE CN27 B Y/G Valve B1 B CN28 Valve B2 CN29 Unloading Valve A W BR W CTA W BR B CTB B B CN11 4-Way Valve A CN23 Unloading Valve B COM RL7 NO CP1 N CN12 4-Way Valve B CN24 W BR COM RL8 NO CN31 12 123 CN8 12 3 B W BR BR RW S HeaterA CMR Heater B R CMS R CompressorA CompressorB Transformer W:White BR:Brown B:Black BL:Blue R:Red Y/G:Yellow/Green Note: 1.The communication terminal block to indoor cannot be connected to high voltage eletricity, or PCB will be damaged. 2.Heater is optional according to different outdoor unit. 3.LED3 flashing shows that failure occurs. 4.CN19 is used to select outdooor capacity:on 5P side,LED6 will be off, and the cooling capacity is 42000BTU/h; on 3P side,LED6 will be on,the cooling capacity is 24000-30000BTU/h. z 67 z