Operation - Makita DHR183 Instruction Manual

Disposing of dust
CAUTION:
Always be sure that the tool is
switched off and the battery cartridge is removed
before carrying out any work on the tool.
CAUTION:
Be sure to wear dust mask when
disposing of dust.
CAUTION:
Be sure that the tool is completely
stopped when disposing of dust.
CAUTION:
Empty the dust case regularly
before the dust case becomes full. Failure to do so
may decrease the dust collection performance and
cause dust inhalation.
CAUTION:
The performance of dust collection
decreases if the filter in the dust case become
clogged. Replace the filter with new one after
approximately 200 times of dust fulfillment as a
guide. Failure to do so may cause dust inhalation.
1. Remove the dust case while pressing down the
lever of the dust case.
► Fig.31: 1. Lever
2. Open the cover of the dust case.
► Fig.32: 1. Cover
3.
Dispose of the dust, and then clean the filter.
► Fig.33
NOTICE:
When cleaning the filter, tap the case
of the filter gently by hand to remove dust. Do not
tap the filter directly; touch the filter with brush
or similar; or blow compressed air on the filter.
Doing so may damage the filter.
Replacing filter of dust case
1. Remove the dust case while pressing down the
lever of the dust case.
► Fig.34: 1. Lever
2. Open the filter cover of the dust case.
► Fig.35: 1. Filter cover
3.
Remove the filter from the filter case.
► Fig.36: 1. Filter 2. Filter case
4. Attach a new filter to the filter case, and then
attach the filter cover.
5. Close the cover of the dust case, and then attach
the dust case to the dust collection system.
Replacing sealing cap
1. Insert a flat-blade screwdriver into one of the
grooves placed on the sides of the nozzle head. Tilt the
flat-blade screwdriver at an angle to squeeze and pop
the cube hook of the sealing cap out. Then peel the
rubber edge of the sealing cap away from the rim of the
nozzle head opening.
► Fig.37: 1. Sealing cap 2. Cube hook 3. Groove
4. Nozzle head
2. Set one of cube hooks of a new sealing cap into
the lower part of the groove in the nozzle head with a
recessed surface of the sealing cap facing forward.
► Fig.38: 1. Cube hooks 2. Lower part of the groove
3. Sealing cap 4. Recessed surface
3. Place the other hook into the opposite side, while
repositioning the sealing cap to fit finely to the nozzle
head.
► Fig.39: 1. Sealing cap 2. Cube hook 3. Lower part
of the groove 4. Nozzle head 5. Rims
4.
Gently lay the rubber edge of the sealing cap
down over the rim of the nozzle head opening from
bottom to top.
► Fig.40: 1. Rubber edge 2. Sealing cap 3. Nozzle
head

OPERATION

CAUTION:
Always use the side grip (auxiliary
handle) and firmly hold the tool by both side grip
and switch handle during operations.
CAUTION:
Always make sure that the work-
piece is secured before operation.
CAUTION:
Do not pull the tool out forcibly
even the bit gets stuck. Loss of control may
cause injury.
NOTICE:
Before using the dust collection sys-
tem with the tool, read the section about the dust
collection system.
NOTE: If the battery cartridge is in low temperature,
the tool's capability may not be fully obtained. In this
case, warm up the battery cartridge by using the
tool with no load for a while to fully obtain the tool's
capability.
► Fig.41
Hammer drilling operation
CAUTION:
There is tremendous and sudden
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.
Set the action mode changing knob to the
Position the drill bit at the desired location for the hole,
then pull the switch trigger.
Apply feed force to the switch handle (main handle) for
working accuracy and efficiency, and hold the side grip
(auxiliary handle) to keep balance of the tool.
Keep the tool in position and prevent it from slipping
away from the hole.
17 ENGLISH
symbol.