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6-5. If a sensor is defective.
6-5-1. Thermistor (TH1 or TH2) is defective.
YES
• Operation lamp on front side of
• Indoor coil thermistor (TH1 ) or room
indoor unit is flashing on and off. (*)
air thermistor (TH2 ) is defective.
YES
• Replace the thermistor.
Alarm Signal (*)
NOTE
Operation lamp on the front side of the indoor unit will flash on and off when either indoor coil thermistor or room
air thermistor is defective. At the same time the outdoor unit will stop. Indoor unit will operate only for ventilation.
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