Mitsubishi Electric M Series Manual page 246

FLOOR-STANDING Inverter Heat Pump
MFZ-KA50VA
INDOOR UNIT
Indoor coil
Indoor
thermistor
heat
RT12 (main)
exchanger
Distributor
Indoor coil
thermistor
RT12, RT14,
RT15 (main)
RT13 (sub)
Room temperature
thermistor
RT11
C-244
Refrigerant pipe 12.7
4-way valve
(with heat insulator)
Stop valve
(with service port)
Flared connection
Flared connection
Receiver
Stop valve
(with strainer)
Refrigerant pipe 6.35
(with heat insulator)
SUZ-KA50VAR2.TH
Muffler
#100
Discharge
temperature
thermistor
Defrost
RT62
thermistor
RT61
Compressor
LEV
Strainer
#100
Capillary tube
ø3.6×ø2.4×50
Refrigerant flow in cooling
Refrigerant flow in heating
M series
Unit: mm
OUTDOOR UNIT
Outdoor
heat
Ambient
exchanger
temperature
thermistor
RT65
Outdoor heat
exchanger
temperature
thermistor
RT68
R.V. coil
heating ON
cooling OFF