Maintenance - DeWalt D25901 Manual

ENGLISH
• when breaking harder materials, set the dial to
«7» (full power).
Fitting and adjusting the side handle
(fig. 7)
The side handle (f) can be mounted on the front of
the machine to suit both RH- and LH-users.
WARNING: Always operate the machine
with the side handle properly mounted.
1. Unscrew the side handle clamp knob (p).
2. Slide the side handle assembly onto the
machine locating the steel ring (h) in the
mounting area (X). The correct position of the
side handle is between head and middle of the
tube.
3. Adjust the side handle (f) to the desired angle.
4. Slide and rotate the side handle to the desired
position.
5. Lock the side handle in place by tightening the
clamp knob (p).
Instructions for use
WARNING:
• Always observe the safety instructions
and applicable regulations.
• Be aware of the location of pipework and
wiring.
• Apply a pressure of approx. 20 - 80 kg
to the tool. Excessive force does not
speed up chiselling but decreases tool
performance and may shorten tool life.
Switching on and off (fig. 1)
Switching on: set the on/off switch (a) to position 1.
Switching off: set the on/off switch (a) to position 0.
Demolition, chasing and channelling
(fig. 1)
1. Select the appropriate chisel, and clean and
grease its shank.
2. Insert the chisel and check whether it is
properly locked.
3. Set the desired impact energy level.
4. Fit and adjust the side handle (f) and make sure
it is firmly tightened.
10
5. Hold the tool at both handles (b, f) and switch
on. The tool now runs in continuous operation.
6. Always switch off the tool when work is finished
and before unplugging.
Various types of chisels are available as an option.
Only D WALT recommended accessories should be
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used with this product.

MAINTENANCE

Your D WALT power tool has been designed to
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operate over a long period of time with a minimum
of maintenance. Continuous satisfactory operation
depends upon proper tool care and regular cleaning
• This machine is not user-serviceable. Take the
tool to an authorised D
approximately 100 hours of use. If problems
occur before this time contact an authorised
D WALT repair agent.
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Accessory maintenance (fig. 8)
Accessory maintenance at the right time guarantees
optimal results in application and a long and efficient
accessory life.
Grind the chisels on grinding discs. Refer to figure 8
for the appropriate angles of the following chisels:
spade-shaped chisel (i)
cold chisel (j)
pointed chisel (k)
U-shaped chisel (l)
hollow chisel (m)
mortar chisel (n)
toothed chisel (o)
WARNING: These chisels can be
reground only a limited number of times.
If in doubt, contact your dealer for
recommendations.
WARNING: Ensure that the cutting edge
does not show discolouration caused by
too much pressure. This may impair the
hardness of the accessory.
WALT repair agent after
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