Gree Versati III GRS-CQ4.0Pd/NhH2-E Owner's Manual page 44

Air-to-water Heat Pump Split Versati
L3
PE
AC-L
HEAT-B
2WAY
Silk screen
AC-L
L3
PE
HEAT-B
HEAT-C
2WAY
4WAY
OFAN
LPS-C
LPS-H
HPS
HPP
FA
FB
T_SENSOR1
T_SENSOR
CN9
HEAT-C
LPS-H
OFAN
LPS-C HPS
4WAY
Live wire input of power supply
Neutral wire input of power supply
To the ground
Bottom band heater
Compressor band heater
Reserved
4-way valve coil
DC motor
Low pressure switch for cooling
Low pressure switch for Heating
High pressure switch
High pressure sensor
Electronic expansion valve coil 1
Electronic expansion valve coil 2
1,2: Discharged; 3,4: Suction; 5,6:Outdoor
1,2: economizer inlet; 3,4: economizer outlet; 5,6:defrosting
485-2 communication without 12V 3-pin
CN2
FB HPP
T-SENSOR2
FA
T-SENSOR1
Introduction
40
SPLIT TYPE