Refrigerant System Diagram - Mitsubishi Electric PLA-RP·BA(2) Technical Data Book

5

REFRIGERANT SYSTEM DIAGRAM

5-1. INDOOR UNIT
PLA-RP·BA(2) PKA-RP·GAL
Heat exchanger
Distributor
with strainer(#50)
Thermistor TH1
(Room temperature)
5-2. OUTDOOR UNIT
PUHZ-HRP71VHA
PUHZ-HRP71VHA2
Ball valve
Refrigerant
GAS pipe
Strainer
connection
#50
(5/8 inch)
Charge plug
(Low pressure)
Strainer
#100
Linear
expansion valve B
Refrigerant
LIQUID pipe
Strainer
connection
#100
(3/8 inch)
Stop valve
(with service port)
PKA-RP·FAL(2)
Strainer(#50)
Thermistor TH5
(Cond./Eva. temperature)
Thermistor TH2
Pipe temperature (Liquid)
Strainer(#50)
PUHZ-HRP100VHA
PUHZ-HRP100VHA2
Solenoid valve
(Four-way valve)
Charge plug
(High pressure)
Low pressure
switch 63L
Strainer
#100
Strainer
#100
Power
receiver
Linear
expansion valve C
PEAD-RP·EA(2)
Refrigerant GAS pipe connection
(Flare)
Refrigerant LIQUID pipe connection
(Flare)
PUHZ-HRP100YHA
PUHZ-HRP100YHA2
High pressure sensor (63HS)
(only for HRP·HA2)
Heat exchanger
Muffler
High pressure
switch 63H
Thermistor
TH32
(Outdoor pipe)
Thermistor TH4
(Discharge)
Linear expansion valve A
Injection port
Compressor
Heat interchange circuit
28
unit : mm
PEAD-RP·GA
Refrigerant flow in cooling
Refrigerant flow in heating
PUHZ-HRP125YHA
PUHZ-HRP125YHA2
Thermistor TH7
(Outdoor)
Thermistor
TH6
(Outdoor
2-phase pipe)
Thermistor TH3
(Outdoor pipe)
Distributor
Thermistor TH33
(Outdoor pipe)
Strainer
#100
Bypass
valve
Replace
filter
Restrictor
Strainer
valve
#100
Refrigerant flow in cooling
Refrigerant flow in heating