Gree Versati III Series Owner's Manual page 43

Air-to-water heat pump split
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SPLIT
TYPE
X30
Reserved
X31
Reserved
X32
Reserved
X33
Reserved
X34
3-way valve signal
CN30
Build-in water pump signal(PWM)
CN31
%DFNXS ZDWHU SXPS VLJQDO 3:0 ¿HOG VXSSO\
CN18
20K temperature sensor (inlet water)
CN19
20K temperature sensor (outlet water)
CN15
20K temperature sensor (refrigerant liquid line)
CN15
20K temperature sensor (outlet water)
CN15
20K temperature sensor (refrigerant liquid line)
CN16
20K temperature sensor (refrigerant vapor line)
CN16
10K temperature sensor (leaving water for the optional electric heater)
CN16
Rreserved
CN8
Water tank temperature sensor
CN9
Remote room temperature sensor
CN7
Rreserved
CN6
Rreserved
CN5
Rreserved
CN20
Thermostat
CN21
Detection to welding protection for the optional electric heater 1
CN22
Detection to welding protection for the optional electric heater 2
CN23
Detection to welding protection for the water tank electric heater
CN24
Gate-control detection
CN25
Flow switch
CN26
Reserved
CN3
Communication with outdoor unit
CN4
Communication with control panel
Air-to-water Heat Pump Split Versati
39

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