Refrigerant System Diagram - Mitsubishi MCFH-13NV Service Manual

7

REFRIGERANT SYSTEM DIAGRAM

MCFH-13NV-
E4
INDOOR UNIT
Indoor
heat
Distributor
exchanger
Coil temperature
thermistor
RT12
Room temperature
thermistor
RT11
MCFH-18NV-
E3
INDOOR UNIT
Indoor
heat
Distributor
exchanger
Coil temperature
thermistor
RT12
Room temperature
thermistor
RT11
Refrigerant pipe [12.7
(with heat insulator)
Stop valve
(with service port)
Flared connection
Flared connection
Stop valve
Refrigerant pipe
[6.35
(with heat insulator)
Refrigerant pipe [15.88
(with heat insulator)
Stop valve
(with service port)
Flared connection
Flared connection
Stop valve
Refrigerant pipe
[6.35
(with heat insulator)
4-way valve
Muffler
Accumulator
Capillary tube
Strainer [3.0o[1.8o200
4-way valve
Muffler
Accumulator
Strainer Capillary tube
Check
valve
14
MUCFH-13NV-
OUTDOOR UNIT
Outdoor
heat
Strainer
exchanger
Compressor
Capillary tube
[3.0o[1.4o500
R.V.coil
heating ON
cooling OFF
Refrigerant flow in cooling
Refrigerant flow in heating
MUCFH-18NV-
OUTDOOR UNIT
Outdoor
heat
Strainer
exchanger
Compressor
Capillary tube
[3.0o[1.6o750
R.V.coil
heating ON
cooling OFF
[3.0o[2.0o600
Refrigerant flow in cooling
Refrigerant flow in heating
E4
Defrost
thermistor
RT61
Capillary
tube
[3.0o[1.4o500
E3
Defrost
thermistor
RT61
Capillary
tube
[3.0o[1.6o750