Filter
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MAINTENANCE
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CAUTION
PROCEDURE
1. AIR FILTER
Cleaning and maintenance must be carried out only by qualified service personal. Before cleaning, stop
operation and switch off the power supply.
When the filter indicator lamp comes on, be sure to clean the filter. By doing so, the power rates aresaved.
In case the air filter is full of dust, the air flow will decrease and the cooling capacity will bereduced. Further,
noise may occur. Be sure to clean the filter following the procedure below.
Open the front panel carefully and remove the filter.
Vacuum dust from the air filter using vacuum cleaner. If
there is too much dust, wash the filter with a detergent
and rinse it thoroughly. After that, dry it in the shade.
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• Set the filter with “FRONT” mark facing front, and slot
them into the original state.
• After attaching the filters, push the front panel at three
arrow portions as shown in figure and close it.
CAUTION
• Do not wash with hot water at more than 40°C. The filter may shrink.
• When washing it, shake off moisture completely and dry it in the shade; do not expose it directly to the sun.
The filter may shrink.
• Don’t operate the unit without filter. Fault may occur if you continue.