Panasonic CS-XE9PKUA - Manual (Page 80)

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15.4.26 F98 (Input Over Current Detection)
Malfunction Decision Conditions
š During operation of cooling and heating, when an input over-current (X value in Total Running Current Control) is
detected by checking the input current value being detected by current transformer (CT) with the compressor
running.
Malfunction Caused
š Excessive refrigerant.
š Faulty outdoor unit PCB.
Troubleshooting