Refrigeration Diagrams - GE ASH220NCDWA Service Manual

ASH220NCDWA
4-way valve coil:
Refrigerant flow in cooling
OFF
ON
Refrigerant flow in heating
Indoor
heat
exchanger
temp.
sensor
FAN-IN
Indoor
ambient
temperature
sensor
Indoor unit A
Indoor unit B
ASH324NCDWA
4-way valve coil:
Refrigerant flow in cooling
OFF
ON
Refrigerant flow in heating
Indoor
heat
exchanger
temp.
sensor
FAN-IN
Indoor
ambient
temperature
sensor
Indoor unit A
Indoor unit B
Indoor unit C
I-10

Refrigeration Diagrams

Unit A gas pipe temp. sensor TC1
Indoor unit A
Unit B gas pipe temp. sensorTC1
Indoor unit B
Unit A liquid pipe temp. sensor TC2 Strainer
Unit B liquid pipe temp. sensor TC2
Strainer
Unit A gas pipe temp. sensor Tc1
Indoor unit A
Unit B gas pipe temp. sensor Tc1
Indoor unit B
Unit C gas pipe temp. sensor Tc1
Indoor unit C
Unit A liquid pipe temp. sensor Tc2 Strainer
Unit B liquid pipe temp. sensorTc2 Strainer
Unit C liquid pipe temp. sensor Tc2 Strainer
TROUBLESHOOTING & REFERENCES
Comp-
ressor
Oil
separator
High pressure
switch
Gas service valve
5/8
EEV A
EEV B
Liquid service valve
3/8
Receiver
Comp-
ressor
Oil
separator
High pressure
switch
Gas service valve
5/8
EEV A
EEV B
Liquid service valve
EEV C
3/8
Receiver
Low pressure
Suction temp.
switch
sensor
Discharge temp.
sensor
Accumulator
Capillary tube
Ø2.7*Ø1.0*1400
Pipe sensor
4-way valve
Toci
Outdoor
heat
exchanger
temp.
sensor
EEV O
Strainer
Low pressure
Suction temp.
switch
sensor Ts
Discharge temp.
sensor
Accumulator
Capillary tube
Ø2.7*Ø1.0*1400
Pipe sensor
4-way valve
Toci
Outdoor
heat
exchanger
temp.
sensor
EEV O
Strainer
FAN-OUT
Outdoor
ambient
temperature
sensor
Defrost
sensor
Distributor
FAN-OUT
Outdoor
ambient
temperature
sensor Ta
Defrost
sensor Td
Distributor