Piping System - Mitsubishi Heavy Industries SRK20HD-S Technical Manual

2.4 Piping system

Models SRK20HD-S, 28HD-S, 40HD-S
Indoor unit
Flare connecting
Room temp.
thermistor
Heat
exchanger
Flare connecting
Models SRK20CD-S, 28CD-S
Indoor unit
Flare connecting
Room temp.
thermistor
Heat
exchanger
Flare connecting
Model SRK40CD-S
Indoor unit
Flare connecting
Room temp.
thermistor
Heat
exchanger
Flare connecting
Outdoor unit
Service valve
(Gas)
Piping
Check joint
(Gas)
( )
20, 28 : ø9.52
40 : ø12.7
4 way valve
Heat
exchanger
thermistor
Piping
(Liquid)
Service valve (Liquid)
ø6.35
Outdoor unit
Service valve
(Gas)
Piping
Check joint
(Gas)
ø9.52
Heat
exchanger
thermistor
Piping
(Liquid)
Service valve (Liquid)
ø6.35
Outdoor unit
Service valve
(Gas)
Piping
Check joint
(Gas)
ø12.7
Heat
exchanger
thermistor
Service valve (Liquid)
Piping
(Liquid)
ø6.35
Discharge temp.
thermistor
Compressor
Capillary tube
Electronic
Strainer
expansion valve
Discharge temp.
thermistor
Compressor
Capillary tube
Electronic
Strainer
expansion valve
Discharge temp.
thermistor
Compressor
Capillary tube
Electronic
expansion valve
10
- -
Cooling cycle
Heating cycle
Outdoor air
temp. thermistor
Accumulator
Heat exchanger
thermistor
Capillary tube
Cooling cycle
Outdoor air
temp. thermistor
Accumulator
Heat exchanger
thermistor
Capillary tube
Cooling cycle
Outdoor air
temp. thermistor
Accumulator
Heat
exchanger
Heat exchanger
thermistor
Heat
exchanger
Heat
exchanger