User Manual

12
ENGLISH
WARNING: To reduce the risk of
injury, turn unit off and disconnect
machine from power source before
installing and removing accessories,
before adjusting or changing
set-ups or when making repairs.
Be sure the trigger switch is in the OFF
position. An accidental start-up can
cause injury.
This machine is not user-serviceable. Take the
tool to an authorised D
EWALT repair agent after
approximately 100 hours of use. If problems occur
before this time contact an authorised DEWALT
repair agent.
Accessory Maintenance (fi g. 9)
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 9
for the appropriate angles of the following chisels:
j. spade-shaped chisel
k. cold chisel
l. pointed chisel
m. U-shaped chisel
n. hollow chisel
o. mortar chisel
p. toothed chisel
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.
Lubrication
Your power tool requires no additional lubrication.
Cleaning
WARNING: Blow dirt and dust out of
the main housing with dry air as often
as dirt is seen collecting in and around
the air vents. Wear eye protection when
performing this procedure.
• Apply a pressure of approx. 20–30 kg
to the tool. Excessive force does not
speed up chiselling but decreases tool
performance and may shorten tool life.
WARNING: To reduce the risk of
injury, turn unit off and disconnect
machine from power source before
installing and removing accessories,
before adjusting or changing set-
ups or when making repairs. Be sure
the trigger switch is in the OFF position.
An accidental start-up can cause injury.
Proper Hand Position (fi g. 1, 2)
WARNING: To reduce the risk of
serious personal injury, ALWAYS use
proper hand position as shown.
WARNING: To reduce the risk of
serious personal injury, ALWAYS hold
securely in anticipation of a sudden
reaction.
Proper hand position requires one hand on the side
handle (f), with the other hand on the main handle (b).
Switching On and Off (fi g. 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
(fi g. 1)
1. Select the appropriate chisel and clean.
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.
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 DEWALT recommended accessories should be
used with this product.
MAINTENANCE
Your DEWALT power tool has been designed to
operate over a long period of time with a minimum
of maintenance. Continuous satisfactory operation
depends upon proper tool care and regular cleaning