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REFRIGERANT SYSTEM DIAGRAM
6
Indoor unit Outdoor unit
Indoor unit
Outdoor unit
Indoor unit
Outdoor unit
Indoor coil
thermistor
RT2
Distributor
Restrictor
valve
Capillary
tube
({0.126x{0.071x15.7)
({0.126x{0.071x9.8)
PKH30FK({0.157x{0.079x11.4)
PKH36FK({0.157x{0.079x11.4)
Capillary tubesize:(ODxIDxLength)
The symbol { indicates diameter.
Capillary
tube
({0.157x{0.079
x33.5)
Refrigerant pipe
(option)
{3/8"
(with heat insulator)
Refrigerant pipe
(option)
{5/8"
(with heat insulator)
Ball valve
(with service port)
Ball valve
Strainer
Strainer
Strainer
Flared
connection
Accumulator
Muffler
Flexible tube
Compressor
Service
port
(check)
Service
port
(check)
Fusible
plug
Bypass
valve
Oil separator
4-way valve
Control
high pressure
switch
Protect
high pressure
switch
Outdoor coil
thermistor
RT
Restrictor
valve
Indoor coil
thermistor
RT2
Distributor
Restrictor
valve
Capillary
tube
Capillary
tube
({0.126x{0.063
x17.3)x2
Refrigerant pipe
(option)
{3/8"
(with heat insulator)
Refrigerant pipe
(option)
{5/8"
(with heat insulator)
Ball valve
(with service port)
Ball valve
Strainer
Strainer
Strainer
Flared
connection
Accumulator
Muffler
Flexible tube
Compressor
Service
port
(check)
Service
port
(check)
Fusible
plug
Bypass
valve
Oil separator
4-way valve
Control
high pressure
switch
Protect
high pressure
switch
Outdoor coil
thermistor
RT
Restrictor
valve
Indoor coil
thermistor
RT2
Distributor
Restrictor
valve
Capillary
tube
Capillary tube
PUH30EK
({0.157x{0.079
x23.6)x2
PUH36EK
({0.157x{0.079
x17.7)x2
Capillary tube
Refrigerant pipe
(option)
{1/2"
(with heat insulator)
Refrigerant pipe
(option)
{3/4
(with heat insulator)
Ball valve
(with service port)
Ball valve
Strainer
Strainer
Strainer
Flared
connection
Accumulator
Muffler
Flexible tube
Compressor
Service
port
(check)
Service
port
(check)
Fusible
plug
Bypass
valve
Oil separator
4-way valve
Control
high pressure
switch
Protect
high pressure
switch
Outdoor coil
thermistor
RT
Restrictor
valve
COOL
HEAT
w
PKH18FK
PKH24FK
PKH-30/36FK
OC120--1.qxp 24/6/97 12:22 AM Page 25