Mitsubishi Electric FDT125VNVF Technical Manual page 150

(3) Triple type
Model 140
Indoor unit Indoor unit
Model 200
Indoor unit Indoor unit
Refrigerant line (one way) pipe size
●
Gas line
In case of ø22.22 : 35m
Indoor unit
Flare connecting
Thermistor
(Heat exchanger)
(ThI-R3 or Th2
Thermistor
(Return air)
(ThI-A or Th1)
Heat exchanger
Thermistor
(Heat exchanger)
(ThI-R1)
Thermistor
(Heat exchanger)
(ThI-R2 or Th2
Liquid branch pipe
Flare connecting
ø
( 6.35)
Gas branch
pipe
(
Indoor unit
Gas line
Flare connecting
Thermistor
(Heat exchanger)
(ThI-R3)
Thermistor
(Return air)
(ThI-A)
Heat exchanger
Thermistor
(Heat exchanger)
(ThI-R1)
Thermistor
(Heat exchanger)
(ThI-R2)
Liquid branch pipe
ø
( 9.52)
Liquid line
In case of ø9.52 : 40m
In case of ø12.7 : 70m
149
-
Gas branch
pipe
ø
( 12.7)
Check joint
Gas line
ø
( 15.88)
Service valve
(Flare connecting)
High pressure
)
2
switch
63H1
Muffler
)
1
Check joint
ø
( 9.52)
Service valve
Liquid line
(Flare connecting)
ø
( 9.52)
Diameter joint
of different
ø
15.88)
Outdoor unit
Check joint
Muffler
Service valve
(Flare connecting)
High pressure
switch
63H
Oil
separator
Strainer
Capillaly
tube
Check joint
Liquid line
Strainer
Electronic
Service valve
expansion
(Flare connecting)
valve
(cooling)
(EEVC)
-
'12 • PAC-T-174
Cooling cycle
Thermistor
(ThO-A)
4way valve
Check joint
Heat exchanger
Check
valve
Thermistor
(ThO-S)
Lower pressure sensor
Thermistor
(LPT)
(ThO-D)
Thermistor
(ThO-R1)
(Discharge)
Accumlator
Compressor
Thermistor
(ThO-R2)
(Suction)
Sub-cooling
coil
Strainer Strainer Strainer
Electronic
Electronic
expansion valve
expansion valve
(heating)(EEVH)
(cooling)(EEVC)
Receiver
Cooling cycle Heating cycle
4way valve
Thermistor
(ThO-A)
Check joint
Lower pressure
sensor
Check
(LPT)
valve
Heat exchanger
Thermistor
(ThO-S)
Thermistor
(ThO-D)
Thermistor
(Dischar g e)
(ThO-R1)
Compressor
(Suction)
Thermistor
Sub-cooling
(ThO-H)
coil
Strainer Strainer Strainer
Electronic
expansion
valve
Receiver (heating)(EEVH)
Receiver
Heating cycle
Strainer
Thermistor
(ThO-R2)