Operation - Makita M8100 Instruction Manual

Installing or removing drill bit
CAUTION:
Always be sure that the tool is
switched off and unplugged before installing or
removing the drill bit.
For model M8100
1
► 1 . Drill chuck 2. Chuck key
To install the drill bit, place it in the drill chuck as far as
it will go. Tighten the chuck by hand. Place the chuck
key in each of the three holes and tighten clockwise. Be
sure to tighten all three chuck holes evenly.
To remove the drill bit, turn the drill chuck key counter-
clockwise in just one hole, then loosen the chuck by
hand.
After using the chuck key, be sure to return it to the
original position.
For model M8101
1
► 1 . Sleeve 2. Ring
Hold the ring and turn the sleeve counterclockwise to
open the chuck jaws. Place the drill bit in the drill chuck
as far as it will go. Hold the ring firmly and turn the
sleeve clockwise to tighten the chuck.
To remove the drill bit, hold the ring and turn the sleeve
counterclockwise.
Depth gauge
► 1 . Side grip 2. Depth gauge 3. Grip base
2 The depth gauge is convenient for drilling holes of
uniform depth. Loosen the side grip and insert the depth
gauge into the hole in the grip base. Adjust the depth
gauge to the desired depth and tighten the side grip
firmly.
NOTE: The depth gauge cannot be used at the posi-
tion where the depth gauge strikes against the gear
housing.

OPERATION

handle) and firmly hold the tool by both side grip
and switch handle during operations.
2
Hammer drilling operation
twisting force exerted on the tool/drill bit at the time of
hole break-through, when the hole becomes clogged
with chips and particles, or when striking reinforcing
rods embedded in the concrete. Always use the side
grip (auxiliary handle) and firmly hold the tool by
both side grip and switch handle during opera-
tions. Failure to do so may result in the loss of control
of the tool and potentially severe injury.
6 ENGLISH
1
CAUTION:
Always use the side grip (auxiliary
CAUTION:
There is tremendous and sudden
2
3