Mitsubishi Electronics MUZ-GE80VA2 用户手册

63

Heating . . . . . . . . . . . . . . . . .  ON
 Cooling . . . . . . . . . . . . . . . . .  OFF
Dry . . . . . . . . . . . . . . . . . . . .  OFF
NOTE: The 4-way valve reverses for 5 seconds right before start-up of the compressor.

ON

OFF

ON

OFF

Outdoor fan

motor

Compressor

5 seconds

15 seconds

ON
OFF

Compressor

Outdoor fan
motor

R.V.coil

ON
OFF

ON
OFF

5 seconds

5 seconds

The fan motor turns ON/OFF, interlocking with the compressor.
[ON]  The fan motor turns ON 5 seconds before the compressor starts up.
[OFF]  The fan motor turns OFF 15 seconds after the compressor has stopped running.

Sensor

Purpose

Actuator

Compressor

LEV

Outdoor fan 

motor

R.V.coil

Indoor fan 

motor

Discharge temperature 
thermistor

Protection

○

○

Indoor coil temperature 
thermistor

Cooling: Coil frost prevention

○

Heating: High pressure protec-
tion

○

○

Defrost thermistor

Heating: Defrosting

○

○

○

○

○

Fin temperature thermistor

Protection

○

○

Ambient temperature 
thermistor

Cooling: Low ambient tempera-
ture operation

○

○

○

Outdoor heat exchanger tem-
perature thermistor

Cooling: Low ambient tempera-
ture operation

○

○

○

Cooling: High pressure protec-
tion

○

○

○

OBH532E