M-Series MZ-GE Engineering Manual

MSZ-GENA2-26
M-Series - MSZ/MUZ-GENA2 Heat Pump Systems (August 2014)
Due to continuing improvement, above specication may be subject to change without notice.
© 2014 Mitsubishi Electric US, Inc.
3-5. REFRIGERANT SYSTEM DIAGRAMS
Unit: inch
MUZ-GE18NA-1
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
(MUZ)
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
(with strainar)
Stop valve
(with service port)
Capillary tube
O.D. 0.142 × I.D. 0.094
× 1-31/32
(ø 3.6 × ø 2.4 × 50)
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating
(MUZ)
Refrigerant pipe ø 1/2
(with heat insulator)
Refrigerant pipe ø 1/4
(with heat insulator)
LEV
R.V. coil
(MUZ)
heating ON
cooling OFF
Muffler
#100
Receiver
Outdoor heat
exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
Strainer
#100
Service port
Service port
MUZ-GE24NA
Service
port
Service
port
Outdoor
heat
exchanger
Flared connection
Defrost
thermistor
RT61
(MUZ)
Discharge
temperature
thermistor
RT62
Flared connection
Stop valve
Stop valve
(with service port)
Capillary tube
O.D.0.157 × I.D.0.094
× 3-15/16
(ø 4.0 × ø 2.4 × 100)
Refrigerant flow in cooling
Compressor
4-way valve
Refrigerant flow in heating (MUZ)
Refrigerant pipe
ø 5/8
(with heat insulator)
Refrigerant pipe ø 3/8
(with heat insulator)
LEV
R.V. coil (MUZ)
heating ON
cooling OFF
Muffler
#100
Strainer
#100
Outdoor heat
exchanger
temperature
thermistor
RT68
Ambient
temperature
thermistor
RT65
Strainer
#100