Hilti DC-SE20 Manual

OPERATING PROCEDURE
Wall chaser
WALL CHASER
CAUTION
Observe nationally applicable regulations including,
for example, accident prevention regulations issued
by trade associations and regulations concerning the
general requirements to be met by workplaces on
construction sites.
(Guide only)
ADJUSTING THE CUTTING DEPTH
1. Press the two depth adjustment buttons and hold
them in the pressed position.
2. Set the desired cutting depth according to the
depth scale.
3. Release the two depth adjustment buttons.
SLITTING
1. Position the machine on the material in which
the slits are to be cut.
NOTE The cutting line pointer indicates the
  positionoftherstdiamonddisc.
NOTE The working direction is indicated by the
cutting direction arrow.
2. Push the on/off switch to the side, press it in and
hold it in the pressed-in position.
3. Press the plunge movement lockbutton and hold
it in this position.
4. Apply reasonable pressure to the front grip of
the machine, causing the discs to plunge slowly
into the material to be cut until the preset cutting
depth is reached.
5. Guide the machine with both hands, applying
reasonable pressure in the cutting direction.
NOTE Application of excessive pressure in the
cutting direction when slow cutting
progress is made may result in
overheating and irreparable damage to
the diamond discs.
NOTE Application of excessive pressure in the
cutting direction when slow cutting
progress is made may cause the motor to
stall.
6. Release the on/off switch if
you wish to interrupt or end
the slitting operation.
7. Diamond cutting discs that
project from the machine
present a risk of injury.
Lift the machine away from
the working surface without
pivoting or tilting it and then
release the plunge movement
lockbutton.
SHARPENING THE DIAMOND
DISCS
1. Laythesharpeningplateat
 (notonitsedge)onasolid,at
surface (concrete) and secure
it in position.
2. Set the machine to cut to a
depth of 15 mm.
CAUTION
When switching on, the machine must be in the
starting position. You may loose control of the
machine if the diamond discs are in contact with the
material to be cut when you switch the machine on.
DANGER
After lifting the machine away
from the working surface,
release the plunge movement
lockbutton. This will lock the
parts of the machine in their
original starting position.
CAUTION
Never hold the sharpening plate
against the rotating diamond
cutting discs.

When service matters.
hiredepot.com.au
GLEN IRIS
70 High St
9885 4431
FAIRFIELD
323 Darebin Rd
9499 9955
WALL CHASER
TROUBLESHOOTING
Problem Possible solution
Faulty supply cord or plug is
defective
Contact Hiredepot for further support.
No electric power Check the electricity supply. Connect the machine to a
functioning electric supply.
The carbon brushes are worn Contact Hiredepot for further support.
Machine overloaded due to
application of excessive cutting
pressure
Reduce cutting pressure.
Machine overheated due to
prolonged overloading
Allow the machine to cool down (running without load
accelerates cooling). After cooling, switch off and then on again
in order to operate the machine at full power.
Low cutting performance
(diamond discs unsuitable for
material to be cut)
Use suitable diamond cutting discs.
Low cutting performance
(diamond discs badly worn or
inadequately sharpened)
Change or sharpen the diamond cutting discs.
MANDATORY PERSONAL
PROTECTIVE EQUIPMENT
Do not under any circumstances attempt any repairs. Please call your local Hiredepot branch for assistance.
This operating and safety brochure is intended as a guide only for the safe operation of this equipment. It does not override license
requirements nor is it a substitute for structured operating lesson. If you are unsure about any aspect of the equipment, its capabilities or
the correct usage, please call our trained staff for instruction or any questions you may have regarding the safe operation of this
equipment.
SHARPENING THE DIAMOND DISCS (CONT’D)
3. Hold the machine securely with both hands and guide it towards the sharpening plate
 thatisxedinposition.
4. Make two to three cuts across the sharpening plate.
WORKING WITH THE MACHINE
Work in a downwards direction when making vertical cuts.
Do not pivot or tilt the machine while guiding it.
NOTE It is not possible to cut curves. Select the right type of diamond disc for the material
to be cut. If cutting performance drops, check whether the diamond cutting discs are
badly worn or if they need to be replaced or sharpened.