Troubleshooting by Indication on the Remote Controller
66
3.8
A8
Power Supply Voltage
Abnormality
Remote Controller Display
A8
Applicable Models
FXMQ20~140P
Method of Error Detection
Detect error checking the input voltage of fan motor.
Error Decision Conditions
When the input voltage of fan motor is 150V or less, or
386V or more.
Supposed Causes
Defective power supply voltage.
Defective connection on signal line.
Defective wiring.
Instantaneous blackout, others.
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