Mitsubishi Heavy Industries FDT200VSAWPVH Service Manual page 128

4. PIPING SYSTEM
(1) Single type
Models 200, 250, 280
Indoor unit
Model 200
Indoor unit
Refrigerant line (one way) pipe size
Model
In case of φ22.22 : 35m
200
In case of φ25.4 orφ28.58 : 70m(200, 250)
250, 280
(2) Twin type
Models 200, 250, 280
Indoor unit
Refrigerant line (one way) pipe size
Model
200 In case of φ22.22 : 35m
In case of φ25.4 orφ28.58 : 70m(200, 250)
250, 280
Outdoor unit
Check joint
Gas line
Service valve
(Flare connecting) Gas branch pipe
Temperature sensor
Indoor unit
(Heat exchanger)
High pressure
(Thi-R3)
switch
Temperature sensor
(Return air)
(Thi-A)
Heat exchanger
Flare connecting
Solenoid
valve(SV6)
Temperature sensor
Temperature sensor
(Heat exchanger)
(Heat exchanger)
(Thi-R3)
(Thi-R1)
Temperature sensor
(Return air) Capillary
Temperature sensor
tube
(Thi-A)
(Heat exchanger)
Heat exchanger
(Thi-R2)
Temperature sensor
(Heat exchanger)
(Thi-R1)
Check joint
Temperature sensor
(Heat exchanger)
(Thi-R2)
Liquid line
Service valve
Flare connecting
(Flare connecting)
Liquid
branch pipe
Gas line
In case of φ9.52 : 40m
In case of φ12.7 : 70m
In case of φ12.7 : 70m(250)
60m(280)
Gas branch pipe
Indoor unit
Flare connecting
Temperature sensor
(Heat exchanger)
(Thi-R3)
Temperature sensor
(Return air)
(Thi-A)
Heat exchanger
Temperature sensor
(Heat exchanger)
(Thi-R1)
Temperature sensor
(Heat exchanger)
(Thi-R2)
Flare connecting
Liquid
branch pipe
Gas line
In case of φ9.52 : 40m
In case of φ12.7 : 70m
In case of φ12.7 : 70m(250)
60m(280)
4-way valve
Muffler
(φ15.88)
Check
Outdoor unit
valve
Check joint
63Hl
Muffler
Gas line
Oil separator
Service valve
Temperature sensor
(Flare connecting)
Strainer
Capillary
tube
High pressure
Check
switch
Solenoid valve
63H1
valve(SV1)
Muffler
(Discharge)
(Suction)
Compressor
(Discharge)
Compressor
Strainer Strainer
(Suction)
Electronic
Check joint
expansion valve
(cooling)(EEVC)
Receiver
Liquid line
Strainer
Service valve
(Flare connecting)
(φ9.52)
Liquid line
60m(280)
(φ15.88)
Outdoor unit
Check joint
Gas line Muffler
Service valve
(Flare connecting)
High pressure
switch
63Hl
Oil separator
Solenoid Strainer
valve(SV6)
Solenoid
Capillary
valve(SV1)
tube
Check joint
Strainer
Liquid line
Electronic
Service valve
expansion valve
(Flare connecting)
(cooling)(EEVC)
(φ9.52)
Liquid line
60m(280)
127
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'21 • PAC-SM-383
Cooling cycle Heating cycle
Temperature sensor
(Tho-A)
Check joint
Lower pressure
sensor
Cooling cycle
(PSL)
4-way valve
Temperature sensor
(Tho-A)
Heat exchanger
Temperature sensor
(Tho-S)
Check joint
(Tho-D)
Accumulator
Heat exchanger
Temperature sensor
(Tho-S) Temperature sensor
Lower pressure sensor
Capillary
Temperature sensor
(Tho-R1)
tube (LPT)
(Tho-D)
Temperature sensor
Subcooling
Temperature sensor
(Tho-R1)
coil
(Tho-H)
Strainer
Accumulator
Strainer Strainer
Temperature sensor
Accumulator
Electronic
(Tho-R2)
expansion valve
Sub-cooling
(heating)(EEVH)
coil
Strainer Strainer Strainer
Electronic
Electronic
expansion valve
expansion valve
(heating)(EEVH)
(cooling)(EEVC)
Receiver
Cooling cycle Heating cycle
4-way valve
Temperature sensor
(Tho-A)
Check joint
Lower pressure
Check
sensor
valve
(PSL)
Heat exchanger
Temperature sensor
Temperature sensor
(Tho-S)
Capillary (Tho-D)
Accumulator
tube
Temperature sensor
(Discharge)
Capillary
(Tho-R1)
(Suction)
tube
Compressor
Subcooling
Temperature sensor
coil
(Tho-H)
Strainer
Strainer Strainer Strainer
Electronic
expansion valve
(heating)(EEVH)
Receiver
Heating cycle
Temperature sensor
(Tho-R2)
Temperature sensor
(Tho-R2)