REGULAR INSPECTION B-15
9. CLEANING INSIDE THE ELECTRICAL CABINET
Although the electrical cabinet is constructed to shut off external air, foreign matter such as dust
and dirt may enter the cabinet through the gap or when the door is opened.
Accumulation of foreign matter on the printed circuit boards or other electronic components could
cause machine malfunction.
Clean the inside of the electrical cabinet at regular intervals.
<Cleaning interval>
Every 1000 hours of operation
<Procedure>
1) Turn off the power.
2) Open the electrical cabinet door.
3) Remove dust inside the electrical cabinet with a
vacuum cleaner.
Never touch printed circuit boards or parts
around the connector.
Also avoid subjecting them to shock.
Otherwise, the machine may be damaged.
4) Close the electrical cabinet door.
CAUTION
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