MCAC-UTSM-201707 Midea R410A T3 50Hz Top-discharge Series
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12. Maintenance
Importance
Only the professionals can perform repair.
Before performing operation for the electric connectors or cleaning the filter, turn off the
main power switch.
Do not use water or air with a temperature higher than 50°C to clean the filter or panel.
Check and maintain the ventilating slot once every half years, wash and maintain with
corresponding disinfection shall process once.
Every two years are recommended. The filter can expel dust and other particles in the
air. If it is blocked, the effect of the air conditioner will be degraded. Therefore, clean it
every another two weeks if the air conditioner already has been used for a long period.
If the indoor unit is installed in a place with heavy dust, clean the filter more often.
If the stain is heavy and difficult to clean, replace the filter.
Do not replace the power cable without permission. If the power cable is damaged,
specialized power cable must be used as substitute.
The foregoing operations must be performed by the local distributor or aftersales
service office of manufacturer.
Maintenance & upkeep of outdoor unit
The edge of some sheet metal assemblies and the fin of the condenser are very sharp.
Incorrect operation may cause harm. Be cautious when cleaning them up.
Check the air inlet and outlet of the outdoor unit periodically to see whether they are
blocked by stain or lampblack.
Contact the distributor or the aftersales service center of manufacturer.
Operation required before leaving the air conditioner idle for a long period
Let the air conditioner run in the air supply mode for about half a day, and let its interior
be fully dry.
Switch off the power by the button in remote controller, and then cut off the power
supply.
When the main power switch is turned on, a certain extent of electric power is
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