M-Series MZ-GE Engineering Manual

M-Series - MSZ/MUZ-GENA2 Heat Pump Systems (August 2014)
MSZ-GENA2-25
© 2014 Mitsubishi Electric US, Inc.
Due to continuing improvement, above specication may be subject to change without notice.
3-5. REFRIGERANT SYSTEM DIAGRAMS
Unit: inch
MUZ-GE09NA2
MUZ-GE12NA2 MUZ-GE15NA2
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
(MUZ)
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
(with strainar)
Stop valve
(with service port)
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
(MUZ)
Refrigerant pipe ø3/8
(with heat insulator)
Refrigerant pipe ø1/4
(with heat insulator)
R.V. coil (MUZ)
heating ON
cooling OFF
Strainer
#100
LEV
Ambient
temperature
thermistor
RT65
Muffler
Capillary tube
O.D. 0.118 × I.D. 0.079
× 9-7/16
(ø3.0 × ø2.0
× 240)
Outdoor heat
exchanger
temperature
thermistor
RT68
Service port
Service port
Muffler
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
(MUZ)
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
(with strainar)
Stop valve
(with service port)
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
(MUZ)
Refrigerant pipe ø3/8 (GE12NA)
Refrigerant pipe ø1/2 (GE15NA)
(with heat insulator)
Refrigerant pipe ø1/2
(with heat insulator)
R.V. coil (MUZ)
heating ON
cooling OFF
Strainer
#100
Capillary tube
O.D. 0.118 × I.D. 0.071
× 23-5/8
(ø
3.0 × ø 1.8 × 600 ) (×2)
LEV
Ambient
temperature
thermistor
RT65
Muffler
Capillary tube
O.D. 0.118 × I.D. 0.079
× 9-7/16
(ø3.0 × ø2.0
× 240)
Outdoor heat
exchanger
temperature
thermistor
RT68
Muffler
Service port
Service port