Refrigerant System Diagram - Mitsubishi Electric PKH-2GKLA Technical & Service Manual

REFRIGERANT SYSTEM DIAGRAM

6
PKH-2GKLA / PUH-2VKA
Indoor unit
Indoor
heat
exchanger
Pipe
temperature
Restrictor
thermistor
valve
(RT2)
Distributor
with
strainer
Capillary
tube
PKH-2 (O.D.3.2 I.D.1.8
PKH-2GKLA / PUH-2NKA
Indoor unit
Indoor
heat
exchanger
Pipe
temperature
Restrictor
thermistor
valve
(RT2)
Distributor
with
strainer
Capillary
tube
PKH-2 (O.D.3.2 I.D.1.8
OC231A
PUH-2AKA ·TH-A
2 1
Refrigerant pipe
(option)
15.88mm( 5/8")
(with heat insulator)
Flexible tube
Flared
Strainer
connection
Refrigerant pipe
(option)
9.52mm( 3/8")
(with heat insulator)
500)
1
Refrigerant pipe
(option)
15.88mm( 5/8")
(with heat insulator)
Flexible tube
Flared
Strainer
connection
Refrigerant pipe
Ball valve
(option)
(with Service port)
9.52mm( 3/8")
(with heat insulator)
500)
Refrigerant flow in cooling
Refrigerant flow in heating
Oil separator
Service
4-way valve
port
Ball valve
Strainer
Service
port
Accumulator
Compressor
Ball valve
(with Service port)
PUH-2
Refrigerant flow in cooling
Refrigerant flow in heating
High pressure
control switch
Oil separator
Service
4-way valve
port
Ball valve
Strainer
Service
port
Accumulator
Compressor Capillary
O.D.3.2
18
<4-Way valve solenoid coil>
Heating ON
Cooling OFF
High pressure
control switch
Outdoor unit
Outdoor heat exchanger
Bypass
valve
Restrictor
valve
Strainer
(O.D.4.0 I.D.2.0 430)
<R.V. coil>
Heating ON
Cooling OFF
Outdoor unit
Outdoor heat exchanger
Bypass
valve
Muffler
Restrictor
tube
O.D.4.0
valve
Strainer
I.D.1.2 1250
Unit : mm
Outdoor coil
thermistor
(TH)
Capillary
tube
Unit : mm
Outdoor coil
thermistor
(TH)
Capillary
tube
I.D.2.4 430