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18.4.28 F98 (Input Over Current Detection)
Malfunction Decision Conditions
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
Excessive refrigerant.
Faulty outdoor unit PCB.
Troubleshooting
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