Gree Versati III GRS-CQ8.0Pd/NhH-M Owner's Manual page 42

Air-to-water Heat Pump Split Versati
Silk Screen
F1
4V
VA-1
HEAT
DC-MOTORO
DC-MOTORO1
FA
FB
T_SENSOR2
T_SENSOR1
H_PRESS
HPP
LPP
CN2
CN7
CN8
CN9
COM_ESPE1
COM_ESPE2
CN5
(2) GRS-CQ8.0Pd/NhH-M, GRS-CQ10Pd/NhH-M
X1/ X2/X3
X4/ X5/X6
X7/ X8/X9
U/V/W
Fuse
4-way valve
E-heater of chassis
E-heater of cranke
Reserved
Fan motor
EXV 1
EXV 2
1,2: environment; 3,4:discharge; 5,6: suction
1,2: economizer inlet; 3,4: economizer outlet; 5,6:defrost
High pressure sensor
High pressure switch
Low pressure switch for heating
Low pressure switch for cooling
Communication to Indoor unit
Reserved
Reserved
Reserved
Communication to driver board
Reserved
W
V
U
DC-BUS
X7 X8 X9
Three-phase power input
To one end of the reactor (input)
To the other end of the reactor (output)
Connection terminal of the compressor
Introduction
X4 X5 X6
38
SPLIT TYPE
PWR
COMM
X1
X2
X3