61
Indoor Unit room
temperature
sensor error
Indoor Unit room temperature sensor,
Indoor Unit main PCB.
Indoor Unit coil
sensor error
Indoor Unit coil sensor, Indoor Unit main
PCB.
Mechanical jam of motor, Indoor Unit
motor, Indoor Unit main PCB.
Refer to tooling
display for other
errors
Entire set of Outdoor Unit controller.
Compressor cap
sensor error
System pressure, compressor cap sensor
(protection switch), Outdoor Unit main
PCB.
Recirculated
sensor error
Recirculated sensor, four-way valve switch
error, Outdoor Unit main PCB.
※ Compressor
overpower
protection
Power voltage, module panel, Outdoor
Unit main PCB.
※ Over current
protection
Power voltage, system pressure, module
panel, Outdoor Unit main PCB.
System pressure, exhaust sensor, Outdoor
Unit main PCB.
※ Cooling
overload
protection
Condenser, Outdoor Unit motor, capillary,
Outdoor Unit coil sensor, Outdoor Unit
main PCB.
※ Indoor high
temperature
heating protection
Evaporator, Indoor Unit motor, thin unit
connection pipe, Indoor Unit coil sensor,
Indoor Unit main PCB.
※ Indoor
cooling freezing
protection
Evaporator, Indoor Unit motor, capillary,
Indoor Unit coil sensor, Indoor Unit main
PCB.
Compressor shell
temperature
protection
Same as "18 Compressor cap sensor error".
Power voltage, reactor, module panel,
Outdoor Unit main PCB.