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Fault situation: The fault indicator lights up after the device trips. After the pressure drops, after pressing the reset button on the high and low pressure switch, the fault indicator goes out, and the device starts to run as usual.
Cause one: The ambient temperature of the air dryer place is too high over 40℃.
Cause two: The condenser and cooler are dirty.
Reason three: The placement of the air dryer.
Cause four: The condenser fan motor does not rotate.
Cause five: The horsepower of the air compressor does not match the air dryer.
Cause six: Compressed air is mixed in the refrigeration system.