Model t10446 heavy-duty hammer drill -9-
section 6: maintenance
!
always discon nect poWer
before servicing, adjust ing, or doing
maintenance to reduce the risk of
accidental injury or e lectrocution.
cleaning
Clean and lightly oil drill bits after each use
to prevent rust and corrosio n.
Clean dust of f the hammer drill bod y with
a dry rag or brush —especially from the
exhaust slots on the b ottom of the motor.
do not use solvents that could damage the
non-metallic housing.
lubrication
the hamm er dri ll was lubric ated wi th
grease b efore it left the factory —this
grease will last for approximately t he first
50 hours of lubricati on. af ter thi s peri od
and every 50 hours of us e thereafter, you
will need to add grease.
to add grease:
1. disConneCt tooL FroM poWer!
2. Clean away any dust from around the
grease cap (shown in figure 9) to pre-
vent foreign material entering the gear-
box and contaminating the grease.
3. Unscrew the grease cap, add approxi-
mately 1
3⁄4 ounces of mu lti-purpose
tool grease, then replace the cap.
figure 9. hammer drill grease cap.
grease
Cap