Panasonic Understanding F98 Input Over Current Detection and Troubleshooting

15.4.21. F98 (Input Over Current Detection)

Malfunction Decision Conditions

During operation of cooling and heating, when an input over-current (14.98A) is detected by checking the input current value being detected by current transformer (CT) with the compressor running.

Malfunction Caused

•Over-current due to compressor failure.

•Over-current due to defective outdoor unit PCB.

•Over-current due to defective inverter main circuit electrolytic capacitor.

•Over-current due to excessive refrigerant.

Troubleshooting

14.98A?

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