3DJH
Troubleshooting
Malfunction Check Items Solutions
Heat pump won’t
run
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• Ask professional to replace
circuit break or fuse.
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• Unit has restarted
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• Wait for 3 min, and then turn
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• Reset the function.
Mist emitted from
indoor unit air
outlet
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is humid and cooled rapidly.
After heat pump runs a while,
indoor temperature and
humidity will decrease and
mist will disappear.
Set temperature
can’t be adjusted
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Switch the operation
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temperature.
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exceeds the set temperature
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Poor cooling
(heating
performance
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normal.
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Odor emitted
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• Eliminate source of odor.
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Heat pump
operates erratically
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supply. Reconnect power
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technician.