8. Refrigerant piping system
8.1
Refrigerant piping system diagram
8.2
Freezing cycle
(1)
Refrigeration cycle
– 11 –
Multi-function valve
Motor pack
(Type 2 only)
Accumlator
(Type 2 only)
Refrigeration unit
Discharge hose
Suction hose
To vehicle’s compressor
Condenser
fan motor
Condenser
Dual pressure switch
Defrost electromagnetic
valve (closed)
Strainer
Motor pack
Refrigeration unit
Receiver
Sight glass
Multi-function valve
Heat accumlator
Evaporator
Expansion valve
Evaporator fan motor
Accumlator
Compressor
AC motor
Conpressor (Engine side)
Dryer
Liquid injection electromagnetic valve
(Discharge)
(Discharge)
(Suction)
(Suction)
Engine drive type
Motor drive type
Remarks:
The figure shows an example of Type 2.
Type 1 is not equipped with motor pack
and accumulator.
