AIR-TO-WATER HEAT PUMP INSTALLATION
84
2.2 PCB Outline
(1).
GRS-CQ6.0Pd/Na-K(O)
.GRS-CQ8.0Pd/Na-K(O).GRS-CQ10Pd/Na-K(O)
Silk Screen
Specification
AC-L
Live wire input of power supply, red
N
Neutral wire input of power supply, white
E1
Ground wire, yellow green
L2-2
PFC blue inductive wire
L1-1
PFC brown inductive wire
L2-1 PFC
yellow
inductive
wire
L1-2
PFC white inductive wire
U
U-phase of compressor
V
V-phase of compressor
W W-phase
of
compressor
DC_MOTOR1
DC fan
1 pin
：
strong power supply
；
3 pin
：
fan GND
；
4 pin
：
+15V
；
5 pin
：
control signal
；
6
pin
：
feedback signal;
4V 4V1
4-way valve
HEAT
Electric heating tape
VA-1
E-heater of chassis
HPP High
pressure
switch
LPP
Low pressure switch
OVC-COMP
Overload protection of compressor
T-SENSOR2
1, 2 hole
：
pipe temperature
；
3, 4 hole
：
environment
；
5, 6 hole
：
exhaust
T
－
SENSOR3
1 hole: +3.3V 2 hole: detection ; suction temperature sensor
CN66.CN67
Communication cable 2 pin B
，
3pinA
CN65
Communication cable: 1 pin earthed
，
2 pin B
，
3 pin A
，
4 pin+12power supply;
It can not be used for communication between outdoor unit and indoor unit;
FA
Pipe electric expansion valve
1-4 pin
：
driving impulse output
；
5 pin
：
+12V
；
H-PRESS
Signal input of pressure sensor
1 pin
：
GND
；
2 pin
：
signal input
；
3 pin
：
+5V
Summary of Contents for SXVD200LCJ/A-K
Page 1: ...Air to Water Heat Pump Service Manual T1 R410A 50Hz GREE ELECTRIC APPLIANCES INC OF ZHUHAI...
Page 3: ...GREE COMMERCIAL AIR CONDITIONERS AIR TO WATER HEAT PUMP PRODUCT...
Page 15: ...GREE COMMERCIAL AIR CONDITIONERS AIR TO WATER HEAT PUMP CONTROL...
Page 69: ...GREE COMMERCIAL AIR CONDITIONERS AIR TO WATER HEAT PUMP INSTALLATION...
Page 81: ...AIR TO WATER HEAT PUMP INSTALLATION 76...
Page 107: ...GREE COMMERCIAL AIR CONDITIONERS AIR TO WATER HEAT PUMP MAINTENANCE...
Page 117: ...AIR TO WATERHEATPUMP MAINTENANCE 111 6 Temperature sensor error 7 Communication Malfunction E6...
Page 121: ...AIR TO WATERHEATPUMP MAINTENANCE 115 3 1 3 Trip Fig 3 1 3 Flowchart of trip diagnosis...
Page 148: ...AIR TO WATERHEATPUMP MAINTENANCE 142 Indoor Unit 1 Front panel assy Fig 2 Fig 1 Fig 2...
Page 153: ...AIR TO WATERHEATPUMP MAINTENANCE 147 Exploded View of GRS CQ8 0Pd Na k O and GRS CQ10Pd Na K O...
