such experiment.
8.4 Drainage water in heat exchanger
If the heat pump will be not used for a long time or in winter season, please do drain the water inside
heat exchanger to avoid broken when freezing.
8.5 To remove the compressor, please follow the following steps
● Turn off the power supply
● Exhaust the refrigerant from the low pressure end, attention to reduce the exhaust speed, and
avoid frozen oil leakage.
● Remove the compressor air suction and exhausting pipe.
● Remove the compressor power cables.
● Remove the compressor fixing screws.
● Remove the compressor.
8.6 Conduct regular maintenance according to the user manual instruction, to make sure
the unit running in good condition.
● Fire prevention: if there is a fire, please turn off the power switch immediately, put the fire out with
fire extinguisher.
● To prevent flammable gas: the unit working environment should stay away from gasoline, ethyl
alcohol and other flammable materials, to avoid explosion accident.
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