Makita BBC231U Instruction Manual page 17

MAINTENANCE
WARNING:
Always be sure that the tool is switched off
•
and battery cartridge is removed before
attempting to
maintenance on the tool. Failure to switch off
and remove the battery cartridge may result in
serious personal injury from accidental start-up.
NOTICE:
Never use gasoline, benzine, thinner, alcohol or the
like. Discoloration, deformation or cracks may result.
Supply of grease to gear case
010812
Supply grease (Shell Alvania 2 or equivalent) to the
gear case through the grease hole every 30 hours.
(Genuine Makita grease may be purchased from your
Makita dealer.)
Replacing the nylon cord
WARNING:
Always be sure that the tool is switched off
•
and battery cartridge is removed before
attempting to
maintenance on the tool. Failure to switch off
and remove the battery cartridge may result in
serious personal injury from accidental start-up.
Make sure that the cover of the nylon cutting
•
head is secured to the housing properly as
described below. Failure to properly secure the
cover may cause the nylon cutting head to fly
apart resulting in serious personal injury.
2
3
010772
Press inward on the housing latches and lift upward to
remove the cover. Discard any of the remaining nylon
perform inspection
1. Grease hole
2. Gear case
1
2
perform inspection
1. Cover
1
2. Latches
3. Press
3
cord.
80mm
or
2
010992
Hook the middle of the new nylon cord to the notch
located at the center of the spool between the 2
channels provided for the nylon cord. One side of the
cord should be about 80mm longer than the other side.
Wind both ends firmly around the spool in the direction
marked on the head for left hand direction indicated by
LH.
1
010993
Wind all but about 100 mm of the cords, leaving the
ends temporarily hooked through a notch on the side of
the spool.
1
or
010994
Mount the spool in the housing so that the grooves and
protrusions on the spool match up with those in the
housing. Keep the side with letters on the spool visible
on the top. Now, unhook the ends of the cord from their
temporary position and feed the cords through the
eyelets to come out of the housing.
17
1. Spool
2. For left hand
rotation
1
1. Notches
100mm
1. Eyelets