Mitsubishi Electric MSZ-D30NA Service Manual page 151

6
REFRIGERANT SYSTEM DIAGRAM
MUZ-GE09NA MUZ-GE09NA2
MUZ-GE09NAH MUZ-GE09NAH2
MUY-GE09NA MUY-GE09NA2
Refrigerant pipe ø3/8
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe ø1/4
(with heat insulator)
MUZ-GE12NA MUZ-GE12NA2
MUZ-GE12NAH MUZ-GE12NAH2 MUZ-GE15NAH MUZ-GE15NAH2
MUY-GE12NA MUY-GE12NA2
Refrigerant pipe ø3/8 (GE12NA)
Refrigerant pipe ø1/2 (GE15NA)
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe ø1/4
(with heat insulator)
OBH549G
4-way valve
Muffler
Stop valve
(with service port)
Discharge
temperature
thermistor
RT62
Service port
Capillary tube
O.D. 0.118 × I.D. 0.079
× 9-7/16
(ø3.0 × ø2.0 × 240)
Stop valve
(with strainar)
MUZ-GE15NA
MUY-GE15NA
4-way valve
Muffler
Stop valve
(with service port)
Discharge
temperature
thermistor
RT62
Service port
Capillary tube
O.D. 0.118 × I.D. 0.079
× 9-7/16
(ø3.0 × ø2.0 × 240)
Stop valve
(with strainar)
Outdoor
Muffler
heat
exchanger
Service port
Compressor
Defrost
thermistor
RT61
(MUZ)
LEV
Refrigerant flow in cooling
Refrigerant flow in heating (MUZ)
MUZ-GE15NA2
MUY-GE15NA2
Outdoor
Muffler
heat
exchanger
Service port
Compressor
Defrost
thermistor
RT61
(MUZ)
Capillary tube
O.D. 0.118 × I.D. 0.071
× 23-5/8
(ø3.0 × ø1.8 × 600) (×2)
LEV
Refrigerant flow in cooling
Refrigerant flow in heating (MUZ)
25
Unit: inch
Outdoor heat
exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
Strainer
#100
R.V. coil (MUZ)
heating ON
cooling OFF
Outdoor heat
exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
Strainer
#100
R.V. coil (MUZ)
heating ON
cooling OFF