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3.10 Trial run
After all the electric safety check and leakage check, it must power on to trial run the unit,
the operation time should not less than 30 minutes.
After power on, press the 'Trial run' buttons in the control panel, then enter into the trial run
state.
Trial run test item:
Value judging type
*Value display
*Temperature setting
*Air outlet temperature
*Air inlet temperature
*Room temperature change
After 30 minutes, the unit will automatically stop the trial run.
In the trial run state, press the 'Trial run' button, or press the 'ON/OFF' button, then can stop
the trial run.
3.11 Maintenance
Clean
Clean the unit shell, air outlet positions and grille with a piece of clean dry cloth. Neutral
detergent solution can be used.
Clean the air filters at least once a month (it is recommended once in two week). Remove
the filters, wash, dry in shady place, and then reinstall them.
Notice: Be sure cut off the power before cleaning.
Idle for a long time
If unit will not use for a long time, the following measurement should be taken:
Clean the unit shell and air filter.
Intuition judging type
*Protect switch action
*Abnormal noise
*Vibration situation
*Wind board swinging situation
Observation type
*Air return temperature difference
*Room temperature difference
*Whether the liquid in the evaporator flows and
frosts.
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