Wring Diagram; Control Board - Gree Versati GRS-CQ4.0PdG/NhH-E Owner's Manual

SPLIT TYPE

18. Wring Diagram

18.1 Control Board

(1) GRS-CQ4.0PdG/NhH-E GRS-CQ6.0PdG/NhH-E
Silk Screen
AC-L Live wire of power supply
N Neutral wire of power supply
X3 To the ground
X20 E-heater of water tank
X21 E-heater 1
X22 E-heater 2
X23 Other thermal by 220VAC
X24 Reserved
X25 Reserved
X26 Reserved
X27 2-way valve 1 is normally open
X28 2-way valve 1 is normally closed
X29 Reserved
X30 Reserved
X31 Reserved
X32 Reserved
X33 Reserved
X34 3-way valve signal
CN18 Build-in water pump signal(PWM)
CN19 %DFNXS ZDWHU SXPS VLJQDO 3:0 ¿HOG VXSSO\
CN15 20K temperature sensor (inlet water)
Air-to-water Heat Pump All in One Versati
Introduction
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