Compressor Reverse Rotation Protection Control
Anti-Dew Formation Control
Automatic Fan Speed Mode
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If the compressor is operating continuously for 5 minutes or longer and the temperature difference between intake air and
indoor heat exchanger is 2.5°C or less for 2 minutes, compressor will stop and restart automatically.
(Time Delay Safety Control is valid)
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T = Intake air temperature - Indoor heat exchanger temperature
This is to protect reverse rotation of the compressor when there is an instantaneous power failure.
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Purpose is to prevent dew formation on indoor unit air discharge area.
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When room temperature is constant (±1°C) the following conditions occur for 30 minutes continuously, anti-dew formation will
activate:
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Indoor intake air temperature is more than 24°C and less than 30°C.
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Remote Control setting temperature is less than 25°C.
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Compressor is on.
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Cooling operation mode.
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Indoor Fan motor operate at Low fan speed or QLo.
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This control is cancelled immediately when above condition is changed.
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Anti-Dew formation is control by:
1. Lo fan speed
Lo fan is changed to Lo+ fan
When Automatic Fan Speed is selected at Remote Control during cooling operation.
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Fan speed rotates in the range of Hi to Me.
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Deodorizing Control.
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CS-PW18CKE CU-PW18CKE