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8.2.3.4. Deice Control
• Deice starts to prevent frosting at outdoor heat exchanger.
• Deice operation detection commences after minimum 60 minutes of Heating Operation.
• The outdoor heat exchanger temperature drops below 3°C for long period (minimum 40 minutes) during compressor is in
operation, the deice operation may starts.
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CS-E15DB4EW CU-E15DBE / CS-E18DB4EW CU-E18DBE / CS-E21DB4ES CU-E21DBE