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Before calling the service please check the listed conditions in the followings which may correct the failure, saving time
and money as well.
The air conditioner does not operate
Is the power cord connected to the power source?
Is the circuit breaker or fuse open or broken?
- Close the circuit breaker again or replace the fuse.
Is the power cut off?
- Turn on a lamp switch to check if there is a power cut off.
No cool air or reducing cool performance
Is there any error on the indicated temperature setting?
Is the indicated set temperature higher than the room temperature?
- Reset the indicated set temperature.
Does the sun shine directly into the room?
- Shade the sunlight with window curtain, etc.
Is the door or window open?
- Close the room’s doorways and the window.
Are there any obstacles blocking the ventilation of the air inlet or outlet of the air conditioner?
- Remove the obstacles.
Is the extracting fan in the room operating continuously?
Is the air filter blocked?
- Replace the filter.
Correct installation mat reduce vibration and noise.
This unit produces lower noise, but incorrect installation (especially when the unit is directly installed on the glass
window) may result in larger vibration noise. Therefore, we recommend that the installation of this unit be conducted by
the special air conditioner installation team, in accordance with the installation manual we provide with the product.
PRIOR TO CALLING FOR SERVICE
RCA INST MANUAL
