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9
. MAINTENANCE .
1. Turn off the power switch in the rear of the unit.
2. Unplug the unit and let it cool completely.
3. To keep the heater clean, clean the outer shell with a soft, damp cloth. You may use a mild detergent if
necessary. After cleaning, dry the unit with a soft cloth. CAUTION: DO NOT let the liquid enter the heater.
4. DO NOT use alcohol, gasoline, abrasive powders, furniture polish, or rough brushes to clean the heater.
These may cause damage or deterioration to the surface of the heater.
5. DO NOT immerse the heater in water.
6. Wait until the unit is completely dry before use.
7. The Air filter needs cleaning after used 3 months of use. Please take off the filter with the 2 steps in the
drawing below. Flush and clean the filter with water, Then, dry it out and reassemble.
And
Press Temp Up and Temp Down buttons at the same time for 3
seconds. Locking is completed when you hear a beep. When locked,
the functions of the control panel and remote will be locked for
use.
And
When you need to unlock it, press Temp Up and Temp Down
buttons at the same time for 3 seconds. You will hear a beep. The
control panel and remote control will become functional again.
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