Deice Control
Deice operation is to protect the outdoor unit from freezing.
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Normal Deice Operation
Decing starts 30 minutes after heating mode operation or 60 minutes after the latest decing operation. If temperature of
outdoor piping, tested by TRS, falls to 3°C (TRS OFF)or below for continuously 50 seconds, deicing operation starts.
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Overload Deicing Operation
During heating operation, if the accumulative stopping time of outdoor fan reaches 60 minutes, deicing operation will start
1 minute after compressor starts.
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Deicing operation ends under conditions below
1. After 12 minutes.
2. Temperature of outdoor unit rises to 4°C.
3. Because of time delay (Td), deicing operation will not end immediately.
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Once deicing starts, it will not end within 60 seconds.
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When deicing operation ends, compressor will stop for 30 seconds, and 4-way valve remains at cooling mode operation for
10 seconds.
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CS-SA9CKP CU-SA9CKP5 / CS-SA12CKP CU-SA12CKP5
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