Gree U-Match 6 Series

GREE U-Match 6 SERIES UNIT SERVICE MANUAL
53
Model:
GUD140W1/NhA-X
Drive Board:
No. Printing Interface No. Printing Interface
1 X1 Live wire1 2 X2 Live wire2
3 X3 Live wire3 4 X4 Neutral wire
5 U Inverter compressor U phase 6 V Inverter compressor V phase
7 W Inverter compressor W phase 8 CN5 Low power interface
9 X5
Live wire and Neutral wire
Communication Interface
10 X6 Neutral wire
11 X7 Live wire3 12 OFAN External drive DC fan
13 2WAY 2-way valve 14 4WAY 4-way valve
15 HEAT_C Compressive electromechanical heating 16 HEAT_B Chassis electric heating
17 JUMP Jumper cap 18 DRED Dred Communication Interface
19 T_SENSOR2 Temperature sensor group 20 EP
Live wire and Neutral wire Communication
monitoring interface
21 T_SENSOR1 Temperature sensor group 22 T_LAC Low temperature cooling temperature sensor
23 LPP
System low pressure protection
interface
24 HPP System high pressure protection interface
25 EKV1 Solenoid expansion valve1 26 EKV2 Solenoid expansion valve2
27 EKV3 Solenoid expansion valve3 28 CN1 DC bus output interface
29 JTAG Programming — — —