Piping System - Mitsubishi Heavy Industries SRK100VNXPZSX Technical Manual

2.5 PIPING SYSTEM

(1) Twin type
Models 100, 125
Indoor unit
(2) Triple type
Model 140
Indoor unit Indoor unit
Gas branch pipe
(φ12.7)
Indoor unit
Flare connecting
Heat
exchanger sensor
(Th2 )
2
Room
temp.sensor
(Th1)
Heat exchanger
Humidity
sensor
(Th3)
Heat
exchanger sensor
(Th2 )
1
Flare connecting
(φ6.35)
Diameter joint
Liquid
of different
branch pipe
(φ9.52)
Indoor unit
Flare
connecting
(φ6.35)
Outdoor unit
Check joint
Gas line
(φ15.88)
Service valve
(Flare connecting)
High pressure
switch
(63H1)
Temperature sensor
(ThO-S)
Temperature sensor
(ThO-D)
Liquid line
(φ9.52)
Service valve
(Flare connecting)
Strainer
Gas branch
pipe
Outdoor unit
(φ12.7)
Check joint
Gas line
(φ15.88)
Flare connecting
Service valve
(Flare connecting)
Heat
exchanger sensor
(Th2 )
2
Room temp.
sensor
(Th1)
Heat exchanger
Humidity
sensor
Temperature sensor
(Th3)
Heat
exchanger sensor
Temperature sensor
(Th2 )
1
Liquid branch pipe
Service valve
(φ9.52)
(Flare connecting)
Liquid line
(φ9.52)
Diameter joint
of different
166
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'17 • PAC-T-257
Cooling cycle
Temperature sensor
Check joint
4-way valve
Heat exchanger
Check
valve
Lower pressure sensor
(LPT)
Muffler
Temperature sensor
(ThO-R1)
(Discharge)
Accumulator
Compressor
Temperature sensor
(ThO-R2)
(Suction)
Sub-cooling
coil
Strainer Strainer
Electronic
Electronic
expansion valve
expansion valve
(heating)(EEVH)
(cooling)(EEVC)
Receiver
Cooling cycle
Temperature sensor
4-way valve
Heat exchanger
High pressure
switch
Check
(63H1)
valve
Lower pressure sensor
Muffler
Temperature sensor
(ThO-S)
(Discharge)
(ThO-D)
Compressor
(Suction)
Strainer Strainer Strainer
Electronic
expansion valve
(cooling)(EEVC)
Receiver
Heating cycle
(ThO-A)
Strainer
Heating cycle
(ThO-A)
Check joint
(LPT)
(ThO-R1)
Accumulator
Temperature sensor
(ThO-R2)
Sub-cooling
coil
Strainer
Electronic
expansion valve
(heating)(EEVH)