Piping Diagrams - Pioneer LISAS-B-1403 Service Manual

Piping Diagrams

3. Piping Diagrams
YN012GMFI16RUD YN018GMFI16RUD
INDOOR
HEAT
EXCHANGE
(EVAPORATOR)
T2 Evaporator
temp. sensor
YN024GMFI16RUD YN036GMFI16RUD YN048GMFI16RUD
INDOOR
HEAT
EXCHANGE
(EVAPORATOR)
T2 Evaporator
temp. sensor
middle
T2B Evaporator
temp. sensor
outlet
For YN024GLFI16RUD, there are no high pressure switch and low pressure switch.
64
LIQUID SIDE
2-WAY VALVE
T1 Room temp.
sensor
GAS SIDE
3-WAY VALVE
LIQUID SIDE
2-WAY VALVE
T1 Room temp.
sensor
GAS SIDE
3-WAY VALVE
Low pressure
switch
OUTDOOR
CHECK VALVE
(Heating Model only)
CAPILIARY TUBE
T4 Ambient
temp. sensor
4-WAY VALVE
Accumulator
Compressor T5 Discharge temp. sensor
OUTDOOR
Electronic
CAPILIARY TUBE
expansion valve
T4 Ambient
temp. sensor
4-WAY VALVE
Accumulator
T5 Discharge
temp. sensor
Compressor
T3 Condenser
temp. sensor
HEAT
EXCHANGE
(CONDENSER)
COOLING
HEATING
T3 Condenser
temp. sensor
HEAT
EXCHANGE
(CONDENSER)
High pressure
switch
COOLING
HEATING
Outdoor Units