Actuator Control - Mitsubishi Electric MSZ-LN-VG Series Service Manual

ACTUATOR CONTROL

10
MXZ-2F33VF MXZ-2F42VF
MXZ-2F33VF2 MXZ-2F42VF2 MXZ-2F53VF2 MXZ-2F53VFH2
MXZ-2F33VF3 MXZ-2F42VF3 MXZ-2F53VF3 MXZ-2F53VFH3
Relation between main sensor and actuator
Sensor
Discharge temperature thermistor Protection
Indoor coil temperature thermistor
Defrost thermistor
Fin temperature thermistor
Ambient temperature thermistor
Outdoor heat exchanger
temperature thermistor
Capacity code
1 MXZ-2F53VFH, MXZ-2F53VFH2 and MXZ-2F53VFH3 only.
MXZ-3F54VF MXZ-3F68VF
MXZ-3F54VF2 MXZ-3F68VF2 MXZ-4F72VF2 MXZ-4F80VF2
MXZ-3F54VF3 MXZ-3F68VF3 MXZ-4F72VF3 MXZ-4F80VF3
Relation between main sensor and actuator
Sensor
Discharge temperature
thermistor
Indoor coil
temperature thermistor
Defrost thermistor
Fin temperature thermistor
Ambient temperature
thermistor
Outdoor heat exchanger
temperature thermistor
Capacity code
OBH790D
MXZ-2F53VF
Purpose
Cooling: Coil frost prevention
Heating: High pressure protection
Heating: Defrosting
Protection
Control/Protection
Heating: Defrosting (Heater)
Cooling: Control/Protection
Control
MXZ-4F72VF
Purpose
Protection
Cooling: Coil frost prevention
Heating: High pressure protection
Heating: Defrosting
Protection
Control/Protection
Heating: Defrosting (Heater)
Cooling: Control/Protection
Control
MXZ-2F53VFH
Compressor LEV
Compressor LEV
91
Actuator
Outdoor Defrost
R.V. coil
fan motor heater 1
Actuator
Outdoor 4-way
fan motor valve