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17.5.18 Input Over Current Detection (F16)
Malfunction Decision Conditions:
During operation of cooling and heating, when outdoor current above 27.9 A is detected by the current
transformer (CT) in the outdoor unit PCB.
Malfunction Caused:
1
Excessive refrigerant.
2
Faulty outdoor unit PCB (main).
Abnormality Judgment:
Continue 3 times in 20 minutes.
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