Maintenance; Optional Accessories - Makita DDF448 Instruction Manual

A stuck bit can be removed simply by setting the
•
reversing switch to reverse rotation in order to back
out. However, the tool may back out abruptly if you
do not hold it firmly.
Always secure small workpieces in a vise or similar
•
hold-down device.
If the tool is operated continuously until the battery
•
cartridge has discharged, allow the tool to rest for
15 minutes before proceeding with a fresh battery.

MAINTENANCE

CAUTION:
Always be sure that the tool is switched off and the
•
battery cartridge is removed before attempting to
perform inspection or maintenance.
Never use gasoline, benzine, thinner, alcohol or the
•
like. Discoloration, deformation or cracks may
result.
Replacing carbon brushes
Fig.15
Replace when they wear down to the limit mark. Keep
the carbon brushes clean and free to slip in the holders.
Both carbon brushes should be replaced at the same
time. Use only identical carbon brushes.
Fig.16
Use a screwdriver to remove two screws then remove
the rear cover.
Fig.17
Raise the arm part of the spring and then place it in the
recessed part of the brush holder with a slotted bit
screwdriver of slender shaft or the like.
Fig.18
Use pliers to remove the carbon brush caps of the carbon
brushes. Take out the worn carbon brushes, insert the
new ones.
Fig.19
Make sure that the carbon brush caps fit into the holes in
brush holders securely.
Reinstall the rear cover and tighten two screws securely.
To maintain product SAFETY and RELIABILITY, repairs,
any other maintenance or adjustment should be
performed by Makita Authorized Service Centers, always
using Makita replacement parts.

OPTIONAL ACCESSORIES

CAUTION:
These accessories
•
recommended for use with your Makita tool
specified in this manual. The use of any other
accessories or attachments might present a risk of
injury to persons.
attachment for its stated purpose.
or attachments
Only use accessory or
If you need any assistance for more details regarding
these accessories, ask your local Makita Service Center.
Drill bits
•
Screw bits
•
Hook
•
Grip assembly
•
Makita genuine battery and charger
•
Rubber pad assembly
•
Wool bonnet
•
Foam polishing pad
•
Battery protector
•
NOTE:
Some items in the list may be included in the tool
•
package as standard accessories. They may differ
from country to country.
are
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