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9.7.6. Deice Control
• During heating operation at outdoor low outdoor temperature, deice operation start timely to melt the ice formed on outdoor heat
exchanger.
• During deice operation, in spite of any changes of remote control, indoor fan stop and louver angle fixed at upper side. (for louver
control: cassette and ceiling model only)
• During deice operation, [DEFROST] is displayed at wired remote control (when using wireless control, POWER is blinking at
receiver of indoor unit), hot start operate after deice operation finish.
• Deice operation start when accumulative heating operation time or after previous defrost end reaches 45 minutes, the outdoor
fan maintains Hi status and the outdoor heat exchanger maintains -2°C for 5 minutes.
9.7.7. Time Delay Safe Control
• The compressor will not start for three minutes after stop of operation.
9.7.8. Outdoor Fan Remaining Heat Removal Control
• When compressor stop, outdoor fan operates at High speed for 1 minute to remove the remaining heat.
9.7.9. Crank Case Heater Control
• Crank case heater ON when the compressor is shutdown and discharge temperature is 20°C to prevents the refrigerant solving
into compressor oil inside the compressor shell at cold condition.
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