Wring Diagram - Gree HLR8Pd/Na-K Owner's Manual

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17 Wring Diagram

17.1 Control Board
(1) Main Board (AP2): HLR8Pd/Na-K , HLR10Pd/Na-K , HLR12Pd/Na-M, HLR14Pd/Na-M
AC-N
PWR1
DC-MOTOR0
DC-MOTOR1
Silk Screen
AC_N Neutral wire input of power supply
AC_L Live wire input of power supply
4V 4-way valve
VA-1 E-heater of chassis
HEAT Electric heating tape
ENTH Solenoid valve
FB To EXV2,pipe electric expansion valve,1-4 pin: driving impulse output; 5 pin: +12V;
FA To EXV1,pipe electric expansion valve,1-4 pin: driving impulse output; 5 pin: +12V;
ENTH-PRESS Signal input of pressure sensor 1 pin: GND; 2 pin: signal input; 3 pin: +5V;
L-PRESS Signal input of pressure sensor 1 pin: GND; 2 pin: signal input; 3 pin: +5V;
H-PRESS Signal input of pressure sensor 1 pin: GND; 2 pin: signal input; 3 pin: +5V;
To the wired controller, communication cable: 1 pin earthed, 2 pin B, 3 pin A, 4
CN8
pin+12power supply;
CN7 Communication between AP1 and AP2;communication cable 2 pin B, 3 pinA
COM-ESPE2 Pin for communication with the drive
HPP High pressure switch
T-SENSOR3 1 hole: +3.3V 2 hole: detection ; suction temperature sensor
T-SENSOR2 1, 2 hole: pipe temperature; 3, 4 hole: environment; 5, 6 hole: exhaust
CN5 Supply 18V DC power to the drive.
DC fan 1 pin: strong power supply; 3 pin: fan GND; 4 pin: +15V; 5 pin: control signal;
DC-MOTOR1
6pin:feedback signal;
DC fan 1 pin: strong power supply; 3 pin: fan GND; 4 pin: +15V; 5 pin: control signal;
DC-MOTOR0
6pin:feedback signal;
PWR1 Supply 310V DC power to the drive.
AC-L 4V VA-1
CN5
22
ENTH
HEAT FB
T-SENSOR2
Specification
Mini Chiller
FA
ENTH-PRESS
L-PRESS
H-PRESS
CN8
COM-ESPE2
CN7
HPP
T-SENSOR3