Piping Diagrams - Fisher FSPI-180AE1 Service Manual

3. Piping Diagrams

18k, 24k
INDOOR
HEAT
EXCHANGE
(EVAPORATOR)
T2 Evaporator
temp. sensor
Outdoor Units
LIQUID SIDE
2-WAY VALVE
T1 Room temp.
sensor
GAS SIDE
3-WAY VALVE
OUTDOOR
Electronic
CAPILIARY TUBE
expansion valve
T4 Ambient
temp. sensor
Accumulator
Low pressure
switch
Compressor
Piping Diagrams
T3 Condenser
temp. sensor
HEAT
EXCHANGE
(CONDENSER)
4-WAY VALVE
High pressure switch
T5 Discharge
temp. sensor
COOLING
HEATING
13