Refrigerant System Diagram - York DHM42CMB21S Service Manual

DHM18CMB21S DHM24CMB21S
Indoor
A heat exchanger
B heat exchanger
C heat exchanger
D heat exchanger
A1:A－unit electronic expansion valve
C1:C-unit electronic expansion valve
A2:A-unit gas pipe temperature sensor
C2:C-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
DHM30CMB21S
1
A
A3
A2
filter
1
B
B3
filter
B2
C 1
C3
filter
C2
D1
D3
filter
D2
Note: Not available for 14K/18K model
B1:B-unit electronic expansion valve
D1:D-unit electronic expansion valve
B2:B-unit gas pipe temperature sensor
D2:D-unit gas pipe temperature sensor
D3:D-unit liquid pipe temperature sensor
Outdoor
filter
outdoor heat exchanger
gas - liquid separator
fan
Four-way valve
SP
high pressure switch
Note: Not available for 14K/18K
model
discharge silencer
discharge temperature
sensor
6