13
5-1. INDOOR UNIT
PLA-A·BA PKA-A·GA PKA-A·GAL
PKA-A·FA
PKA-A·FAL
Thermistor TH2
Pipe temperature (Liquid)
Distributor
with strainer(#50)
Thermistor TH5
(Cond./Eva. temperature)
Thermistor TH1
(Room temperature)
Refrigerant flow in cooling
Refrigerant flow in heating
Strainer(#50)
Strainer(#50)
Heat exchanger
Refrigerant GAS pipe connection
(Flare)
Refrigerant LIQUID pipe connection
(Flare)
5
REFRIGERANT SYSTEM DIAGRAM
5-2. OUTDOOR UNIT
PUZ-HA30NHA PUZ-HA36NHA
unit : mm (inch)
Distributor
Thermistor TH7
(Outdoor)
Heat exchanger
Refrigerant
GAS pipe
connection
:
15.88 (5/8)
Refrigerant
LIQUID pipe
connection
:
9.52
(3/8)
Stop valve
(with service port)
Strainer
#100
Power
receiver
Electronic
expansion valve B
Electronic
expansion valve C
Electronic expansion valve A
Strainer
#100
Replace
filter
Strainer
#100
Strainer
#100
Thermistor
TH6
(Outdoor
2-phase pipe)
Thermistor TH3
(Outdoor pipe)
Charge plug
(Low pressure)
Charge plug
(High pressure)
Heat inter change circuit
Bypass
valve
Thermistor TH4
(Discharge)
Compressor
Injection port
Strainer
#50
Solenoid valve
(Four-way valve)
Strainer
#100
Strainer
#100
Muffler
Ball valve
Restrictor
valve
Thermistor TH33
(Outdoor pipe)
Thermistor
TH32
(Outdoor pipe)
Low pressure
switch 63L
High pressure
switch 63H
Refrigerant flow in cooling
Refrigerant flow in heating