Refrigerant System Diagram - Mitsubishi Electric PKH18FK Technical & Service Manual

6

REFRIGERANT SYSTEM DIAGRAM

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