MAINTENANCE

CAUTION :

Always be sure that the tool is switched off and unplugged before attempting to perform inspection or maintenance.

Cleaning filter

If suction performance will not recover enough even after you use the cleaning lever to clear the dust from the filter and empty out the dust and dirt, proceed as follows to clean the filter.

Loosen the four screws which secure the I

Hose the filter with clean water to remove any dust from it. Be careful not to damage t h e filter with a brush, stick or the like. Never perform this step near any source of electricity.

Allow the filter to dry thoroughly in the shade before reinstalling the filter in the dust collector. To install the filter, pull the cleaning lever until i t s end recedes as far back as the hole in the dust compartment as shown at right. Then insert the filter into the dust compartment. Secure the filter by tightening the four screws.

Cleaning lever

IFilter

f

ng lever

To maintain product SAFETY and RELIABILITY, repairs, carbon brush inspection and replacement, any other maintenance or adjustment should be performed by Makita Authorized or Factory Service Centers, always using Makita replacement parts.

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Makita 420S instruction manual Maintenance