Heating Operation Time Diagram
Deicing Control
Deice starts to prevent frosting at outdoor heat exchanger.
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Normal Deicing
Deice operation detection commences in Heating operation starts or 60 minutes after previous deice operation. If the
outdoor piping temperature drops to -4°C for 50 sec. continuously during compressor is in operation, deice will start.
(There is no detection during Outdoor Fan stops.)
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• •
•
Overload Deicing
During heating operation, if the outdoor Fan OFF duration (due to overload control) is accumulated up to 60 minutes and
after compressor starts for 1 minutes, deicing starts.
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• •
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Deicing ends when
(a) 12 minutes after deicing operation starts;
(b) The outdoor piping temperature rises to about 12°C.
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• •
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After deicing operation, compressor stops for 30 seconds and 4-way valve stays at cooling position for 10 seconds.
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CS-W18CKE CU-W18CKE / CS-W24CKE CU-W24CKE
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