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HOW TO USE
NOTE:
Ensure that the wing bolt in the side handle is
properly tightened before using the tool.
1. How to drill holes (Fig. 3)
(1) Pull the switch trigger after applying the drill bit
tip to the drilling position.
(2) It is unnecessary to forcibly press the Rotary
Hammer main body. It is sufficient to slightly press
the rotary hammer to an extent that clips are freely
discharged.
CAUTION:
Although this machine is equipped with a safety
clutch, if the drill bit becomes bound in concrete
or other material, the resultant stoppage of the
drill bit could cause the machine body to turn in
reaction. Ensure that the main handle and side
handle are gripped firmly during operation.
2. How to chisel or demolish (Fig. 4)
By applying the tool tip to the chiseling or
demolishing position, operate the rotary hammer
by utilizing its empty weight. Forcible pressing or
thrusting is unnecessary.
3. When drilling at “rotation + hammering”
CAUTION:
If you switch the selector lever during motor
rotation, the tool can start to rotate abruptly,
resulting in unexpected accidents. Be sure to
switch the selector lever when the motor is at a
complete stop.
(1) Switching to “rotation + hammering”
(a) Push the button, release lock and turn the
selector lever clockwise.
(b) Align ▲ of the selector lever and
of the
lever holder as illustrated in Fig. 5.
(c) Release the button to lock the selector lever.
NOTE:
Turn the selector lever (do not push the button) to
check if it is completely locked and make sure that
it does not turn.
4. When chipping and shredding at “hammering”:
CAUTION:
⅜
If the selector lever is switched during motor
rotation, the tool can start to rotate abruptly,
resulting in unexpected accidents. Make sure to
switch the selector lever when the motor is at a
complete stop.
⅜
If the bull point or cold chisel is used at the position
of “rotation + hammering”, the tool can start to
rotate, resulting in unexpected accidents. Make
sure that they are used at the positon of
“hammering”.
(1) Switching to “hammering”
(a) Push the button, release lock and turn the
selector lever counterclockwise.
(b) Align ▲ of the selector lever and of the
lever holder as illustrated in Fig. 6.
(c) Release the button to lock the selector lever.
Fig. 3
Fig. 4
Fig. 5
Selector lever
Lever holder
Button
Fig. 6
Lever holder
Selector lever
Button
Side handle
01Eng_DH38MS_US 7/14/09, 9:228