Mitsubishi SRK100VNXWPZSX, Service Manual

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198
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'20 • PAC-SM-351
(3) Triple type
Model 140
Temperature sensor
(Return air)
(Thi-A or Th1)
Temperature sensor
(Heat exchanger)
(Thi-R3 or Th2
2
)
Temperature sensor
(Heat exchanger)
(Thi-R2 or Th2
1
)
Heat exchanger
Indoor unit Indoor unit Outdoor unit
Flare connecting
Diameter joint
of different
Flare connecting
Temperature sensor
(Tho-D)
Temperature sensor
(Tho-S)
Temperature sensor
(Tho-A)
Cooling cycle Heating cycle
Temperature sensor
(Tho-R1)
Receiver
Service valve
(Flare connecting)
Electronic
expansion valve
(heating)(EEVH)
Electronic
expansion valve
(cooling)(EEVC)
Heat exchanger
High pressure
switch
(63H1)
Low pressure sensor
(PSL)
Strainer Strainer Strainer
Sub-cooling
coil
Strainer
Gas branch pipe
Liquid
branch pipe
Service valve
(Flare connecting)
4-way valve
(Suction)
Muffler
Muffler
(Discharge)
Compressor
Check joint
Check joint
Accumulator
Check
valve
Temperature sensor
(Tho-R2)
(
φ
9.52)
(
φ
9.52)
(40-60 only)
φ
6.35,71:
φ
9.52)
Gas line
(
φ
15.88)
φ
12.7,71:
φ
15.88)
Liquid line
(2) Twin type
Models FDT71, 100, 125, 140
Outdoor unit
Temperature sensor
(Tho-D)
Temperature sensor
(Tho-S)
Temperature sensor
(Tho-A)
Cooling cycle Heating cycle
Temperature sensor
(Tho-R1)
Receiver
Service valve
(Flare connecting)
Electronic
expansion valve
(heating)(EEVH)
Electronic
expansion valve
(cooling)(EEVC)
Heat exchanger
High pressure
switch
(63H1)
Low pressure sensor
(PSL)
Strainer Strainer Strainer
Sub-cooling
coil
Strainer
Service valve
(Flare connecting)
4-way valve
(Suction)
Muffler
Muffler
(Discharge)
Compressor
Check joint
Check joint
Accumulator
Check
valve
Temperature sensor
(Tho-R2)
(3) Triple type
Model FDT140
(Thi-R2 or Th2
1
)
Temperature sensor
(Return air)
(Thi-A or Th1)
Temperature sensor
(Heat exchanger)
Temperature sensor
(Heat exchanger)
(Thi-R3 or Th2
2
)
Heat exchanger
(Thi-R1)
Temperature sensor
(Heat exchanger)
Indoor unit Indoor unit Indoor unit
Flare connecting
Gas branch
pipe
Flare
connecting
Diameter joint
of different
Liquid branch pipe
(
φ
15.88)
(
φ
12.7)
Gas line
(
φ
9.52)
(
φ
9.52)
(
φ
6.35)
Liquid line
(40-60:
(40-60:
Temperature sensor
(Heat exchanger)
(Thi-R1)
Check joint
Check joint
Humidity sensor
(Th3)
Humidity sensor
(Th3)
ON 2.5
℃
Preset point of the protective devices
Parts name Mark
Equipped
unit
100, 125, 140 model
Temperature sensor
(for protection
overloading in heating)
Thi-R
(Tho-A)
(Th2)
Thi-R
Indoor unit
Indoor unit
(Outdoor unit)
Note (1) Values in ( ) shown in case of SRK models.
Temperature sensor
(for frost prevention)
Temperature sensor
(for protection high
pressure in cooling)
Tho-R
Outdoor unit
OFF 63
℃
ON 51
℃
Temperature sensor
(for detecting discharge
pipe temperature)
Tho-D
Outdoor unit
OFF 115
℃
ON 85
℃
High pressure switch
(for protection)
63H1 Outdoor unit
OFF 4.15MPa
ON 3.15MPa
Low pressure sensor
(for protection)
PSL Outdoor unit
OFF 0.079MPa
ON 0.227MPa
( )
OFF 63
℃
ON 56
℃
OFF 16
℃
ON 17
℃
( )
OFF 8
℃
OFF 1.0
℃
ON 10
℃