Gree GRS-CQ6.0Pd/Na-K Service Manual page 92

AIR-TO-WATER HEAT PUMP
(4). GRS-CQ6.0Pd/Na-K(I).GRS-CQ8.0Pd/Na-K(I).GRS-CQ10Pd/Na-K(I).
GRS-CQ12Pd/Na-K(I).GRS-CQ14Pd/Na-K(I).GRS-CQ16Pd/Na-K(I)
GRS-CQ12Pd/Na-M(I).GRS-CQ14Pd/Na-M(I).GRS-CQ16Pd/Na-M(I)
Silk Screen
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
3V2_OFF
3V2_ON
T-SENSOR1
T-SENSOR2
T-SENSOR3
T-SENSOR4
T-SENSOR5
T-SENSOR6
DOOR-C
OVC-HEAT3
OVC-HEAT1
OVC-HEAT2
IN-SW
COM-MANUAL
COM-OUT
COM-BMS
TR-OUT1
TR-OUT2
TR-IN
CN30
CN31
Location
- live wire of power supply
- Neutral wire of power supply
X13 live wire of indoor water pump
X14 live wire of solar water pump
X15 running indicator
X16 e-heater of water tank
X17 e-heater of indoor unit 1
X18 e-heater of indoor unit 2
X19 error indicator
X5 Electric magnetic 2-way valve1 is normally closed.
X6 Electric magnetic 2-way valve1 is normally open.
X7 Electric magnetic 2-way valve2 is normally closed.
X8 Electric magnetic 2-way valve2 is normally open.
X9 Electric magnetic 3-way valve1 is normally closed.
X10 Electric magnetic 3-way valve1 is normally open.
X11 Electric magnetic 3-way valve2 is normally closed.
X12 Electric magnetic 3-way valve2 is normally open.
CN10 terminal of temperature sensor1
CN11 terminal of temperature sensor2
CN12 terminal of temperature sensor3
CN13 terminal of temperature sensor4
CN14 terminal of temperature sensor5
CN15 terminal of temperature sensor6
CN23 Door detection input
CN28 e-heater of water tank adhesion-proof protection
detector
CN26 e-heater of indoor unit1 adhesion-proof protection
detector
CN27 e-heater of indoor unit2 adhesion-proof protection
detector
CN25 detection input of water flow switch
CN6 connect the wired controller
CN5 connect to outdoor unit
CN7 Building Management System (BMS)
CN2 transformer output 1
CN3 transformer output 2
CN1 220V in put of transformer
CN30 heavy-current interface of end controller
CN31 heavy-current interface of end controller
INSTALLATION
Specification
87