Makita GRH10 Instruction Manual page 15

To remove the dust collection system, pull up the tool
while pressing the lock-off button.
Fig.29
► 1 . Lock-off button
Adjusting nozzle position
CAUTION:
Do not point the nozzle at yourself
or others when releasing the nozzle by pushing
the guide adjustment button.
Slide in and out the nozzle guide while pressing the
guide adjustment button, and then release the button
at an exact position where the tip of the drill bit sits just
behind the front surface of the nozzle.
3
4
1
Fig.30
► 1 . Nozzle guide 2. Guide adjustment button 3. Tip of
drill bit 4. Front surface of nozzle
1
Adjusting drilling depths
Drilling depths can be adjusted by changing the lengths
between the depth adjustment button and the support
arm for nozzle guide. Press and hold the depth adjust-
ment button and slide it to your desired position.
2
1
Fig.31
► 1 . Depth adjustment button 2. Nozzle guide
3. Support arm for nozzle guide 4. Drilling depths
Beating dust on the filter
CAUTION:
case while the dust case is removed from the
dust collection system. Doing so may cause dust
inhalation.
2
CAUTION:
turning the dial on the dust case. Turning the dial
while the tool is running may result in the loss of
control of the tool.
By beating the dust on the filter inside the dust case,
you can keep the vacuum efficiency and also reduce
the number of times to dispose of the dust.
Turn the dial on the dust case three times after col-
lecting every 50,000 mm
vacuum performance declined.
NOTE: 50,000 mm
holes of ø10 mm and 65 mm depth (14 holes of ø3/8"
and 2" depth).
Fig.32
► 1 . Dust case 2. Dial
15 ENGLISH
4
3
Do not turn the dial on the dust
Always switch off the tool when
3
of dust or when you feel the
3
of dust equivalents to drilling 10
1
2