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6-5 If a sensor is defective
6-5-1 ICT (indoor coil sensor) OCT(outdoor coil sensor) RAT (room ambient temperature) are defective.
•
Stand by lamp on front side of indoor
unit is flashing on and off. (*)
NOTE
Allarm signal (*)
Stan by lampoon on the front side of the indoor unit will flash on and off when the thermistor is defective.
At the same time the outdoor unit will stop. Indoor operate only for ventilation.
YES
•
•
Temperature sensor
Lead wires
31
Thermistor ICT and OCT and RAT are
defective
YES
Repalce thermistor.
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