Gree GWHD(18)NK3FO Service Manual page 9

indoor
A heat exchanger
B heat exchanger
C heat exchanger
D heat exchanger
A1:A unit electronic expansion valve B1:B-unit electronic expansion valve
C1:C-unit electronic expansion valve D1:D-unit electronic expansion valve
A2:A-unit gas pipe temperature sensor B2:B-unit gas pipe temperature sensor
C2:C-unit gas pipe temperature sensor D2:D-unit gas pipe temperature sensor
A3:A unit liquid pipe temperature sensor B3:B-unit liquid pipe temperature sensor
C3:C-unit liquid pipe temperature sensor
1
A
A3
A2
filter
1
B
B3
filter B2
1
C
C3
filter
C2
D1
D3
filter
D2
Note: Not available for 14K/18K model
D3:D-unit liquid pipe temperature sensor
outdoor
fan
filter
outdoor heat exchanger
gas -liquid separator
4-way valve
SP
high pressure switch
Note: Not available for 14K/18K
model
discharge silencer
discharge temperature
sensor