Gree Versati II Series - Page 52

49
Air to Water Heat Pump
Service Manual- Versati II Series
INSTALLATION
(2) GRS-CQ12Pd/NaB-K(I), GRS-CQ14Pd/NaB-K(I), GRS-CQ16Pd/NaB-K(I):
AC_L N
PUMP1
PUMP2
RUN
HEAT3-L
HEAT1-L
HEAT2-L
ERR
2V1_OFF
2V1_ON
2V2_OFF
2V2_ON
3V1_OFF
3V1_ON
T-SENSOR 1
DOOR -C
OVC-HEAT3
OVC-HEAT1
OVC-HEAT2
IN-SW
COM- MANUAL
COM-OUT
TR-OUT1
TR-OUT2
CN30
CN31
TR-IN
T-SENSOR 2
T-SENSOR 3
T-SENSOR 4
T-SENSOR 5
LED1
LED2
LED3
T-SENSOR 6
Other _OFF
Other _ON
Silk screen Location Specication
AC-L - live wire of power supply
N - Neutral wire of power supply
PUMP1 X13 live wire of indoor water pump
PUMP2 X14 live wire of solar water pump
RUN X15 running indicator
HEAT3-L X16 e-heater of water tank
HEAT1-L X17 e-heater of indoor unit 1
HEAT2-L X18 e-heater of indoor unit 2
ERR X19 error indicator
2V1_OFF X5 Electric magnetic 2-way valve1 is normally closed.
2V1_ON X6 Electric magnetic 2-way valve1 is normally open.
2V2_OFF X7 Electric magnetic 2-way valve2 is normally closed.
2V2_ON X8 Electric magnetic 2-way valve2 is normally open.
3V1_OFF X9 Electric magnetic 3-way valve1 is normally closed.
3V1_ON X10 Electric magnetic 3-way valve1 is normally open.
Other _OFF X11 Other auxiliary is normally closed.
Other _ON X12 Other auxiliary is normally open.
T-SENSOR1 CN10 terminal of temperature sensor1
T-SENSOR2 CN11 terminal of temperature sensor2