Refrigerant System Diagram - Mitsubishi Electric Mr.Slim MSZ09UN Service Manual

7

REFRIGERANT SYSTEM DIAGRAM

MSZ09UN
INDOOR UNIT
Main
Indoor
indoor coil
heat
thermistor
exchanger
RT12
Sub
indoor coil
thermistor
Room
RT13
Temperature
thermistor
RT11
MSZ12UN
INDOOR UNIT
Main
Indoor
indoor coil
heat
thermistor
exchanger
RT12
Room
Temperature
thermistor
RT11
Refrigerant pipe {3/8
(with heat insulator)
Stop valve
(with service port)
Flared connection
Flared connection
Stop valve
Refrigerant pipe {1/4
(with strainer)
(with heat insulator)
Refrigerant pipe {1/2
(with heat insulator)
Stop valve
(with service port)
Flared connection
Flared connection
Stop valve
Refrigerant pipe {1/4
(with strainer)
(with heat insulator)
4-way valve
Muffler
Discharge
Fusible
temperature
plug
thermistor
RT62
Compressor
Service
port
O.D.0.12OI.D.0.079O11-13/16
Expansion
valve
Capillary tube
O.D.0.12OI.D.0.079O7-7/8
4-way valve
Muffler
Discharge
Fusible
temperature
plug
thermistor
RT62
Compressor
Service
port
O.D.0.12OI.D.0.079O11-13/16
Expansion
valve
Capillary tube
O.D.0.12OI.D.0.079O7-7/8
22
OUTDOOR UNIT
Service
port
Outdoor
heat
Muffler
exchanger
Defrost
thermistor
RT61
Capillary Capillary
tube tube
O.D.0.12OI.D.0.079O11-13/16
R.V. coil
heating ON
Strainer
cooling OFF
Flow of refrigerant (cooling)
Flow of refrigerant (heating)
OUTDOOR UNIT
Service
port
Outdoor
heat
Muffler
exchanger
Defrost
thermistor
RT61
Capillary Capillary
tube tube
O.D.0.12OI.D.0.079O11-13/16
R.V. coil
heating ON
Strainer
cooling OFF
Flow of refrigerant (cooling)
Flow of refrigerant (heating)
Unit:inch
MUZ09UN
Unit:inch
MUZ12UN