Skil 4750 Manual De Instrucciones página 12

Noise/vibration information
FITTING THE DUST EXTRATCTION COLLAR
(PICTURE 6)
Measured values determined according to EN
The jig saw has a collar designed to accept a
60 745.
vacuum cleaner hose. The collar is an tight fit so
Typically the A-weighted noise levels of the tool
that the hose fits securely.
are: Sound pressure level: 91 dB (A).
Ensure the saw is unplugged.
Sound power level: 102 dB (A).
Identify the locking tabs on the collar.
Wear ear protection!
Insert the collar into the exhaust duct.
The typical weighted acceleration is 5,88 m/s 2 .
Turn the collar sharpy to the left to lock it firmly
into place.
Assembly
SLIDING SHOE
REPLACING/INSERTING THE SAW BLADE
When working surfaces that are easily scratched,
(PICTURE 2)
the sliding shoe I can be attached onto the base
plate H in order to prevent the surface from be-
Before any work on the machine itself,
ing scratched.
pull the mains plug.
To attach the sliding shoe I, insert it at the front
The machine is equipped with SDS (Special of the base plate H, push the rear part upward
and allow it to latch.
Direct System) clamping device. This makes
possible easy and quick changing of the saw
blade without additional tools.
Wear protective gloves!
• Before any work on the machine itself, pull the
mains plug.
ADJUSTAMENT OF THE BASE PLATE
Inserting the saw blade
When inserting the saw blade, the red SDS (FIGURE 6)
2.A
The semi-circle on base plate H (is marked 15°,
clamping lever K must be in the insertion posi-
tion ("I") (at the front on the contact protector). 30° and 45° which denote the cutting angles
most commonly used.
- Slide the saw blade (teeth in the cutting direc-
2.B
Loose screw, move the base plate H to the de-
tion) into the stroke rod Q until it latches: The
SDS clamping lever K springs by itself to the sired angle, and retighten screw.
rear ("II") and the saw blade is locked automati-
ORBITAL ACTION SETTINGS
cally.
The four orbital action settings allow for optimal
When inserting the saw blade, take care that the
adaptation of cutting speed, cutting capacity
rear edge of the saw blade comes to rest in the
and cutting pattern to the material being
groove of the roller R.
sawed.
Ejecting the saw blade The orbital action can be adjusted with the ad-
justing lever G, even during operation.
To eject the saw blade, simply turn the red
2.C
SDS lever 8 again to the front to the insertion
Setting 0 No orbital action
position ("I"). This releases the saw blade and it
Setting I Small orbital action
is ejected automatically. In this manner, the SDS
Setting II Medium orbital action
clamping device is ready for the insertion of a
Setting III Large orbital action
new saw blade.
The optimal orbital action setting for the respec-
When changing the saw blade, the ma-
tive application can be determined through
chine should be held so that no per-
practical testing. The following recommenda-
sons or animals can be injured by the
tions apply:
ejection of the saw blade.
– Select a lower orbital action setting (or switch it
Attention! The back off the jig saw blade
should always be positioned against
– For thin materials such as sheet metal, switch
guide roller R.
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Operation
off) for a finer and cleaner cutting edge.
the orbital action off.
– For hard materials such as steel, work with low Use the appropriate saw blades (picture 7)
orbital action. • Use T�shank blades only.
– For soft materials and when sawing in the di-
When cutting metals, lubricate saw blade regu-
rection of the grain, work with maximum or-
larly with oil
bital action.
Pre-drill a hole before making cut-outs (figure 9).
Starting Operation SPLINTER-FREE CUTTING
Cover cutting-line with several layers of wide
ON/OFF SWITCH tape before cutting.
Intermittent switching
Aalways face the good side of the workpiece
ON - Press trigger of switch C.
down.
OFF - Release trigger
PLUNGE CUTTING
Continuous switching
ON - Press trigger of switch C, then lock button • Plunge cuts may only be applied to soft ma-
B and release it. terials, such as wood, gypsum plaster boards,
OFF - Press and release trigger on switch A. etc.!
• Before the sanding surface reaches the
Use only short saw blades for plunge cutting.
workpiece, you should switch on the tool.
Plunge cutting is possible only with the mitre
• Before switching off the tool, you should lift
angle set at 0°.
it from the workpiece.
Place the machine with the front edge of the
STROKE RATE PRESELECTION (FIGURE 5)
base plate H on to the workpiece without the
The required stroke rate can be preselected
saw blade P touching the workpiece and switch
(also during operation) using the wheel A.
on. For machines with stroke rate control, select
• If the tool does not run with wheel A in posi-
the maximum stroke rate. Firmly hold the ma-
tion low, select a higher sawing speed. Ad-
chine against the workpiece and by tilting the
just the sawing speed while the tool runs.
machine, slowly plunge the saw blade into the
The required stroke rate is dependent on the workpiece.
material and the working conditions and can be
When the base plate H fully lays on the work-
determined by a practical trial.
piece, continue sawing along the desired cutting
After working for longer periods at low stroke
line.
rate allow the machine to cool down by running
it at maximum stroke rate and no-load for ap-
PARALLEL GUIDE (ACCESSORY)
prox. 3 minutes.
For cuts using the parallel guide (accessory),
the thickness of the material must not exceed a
LASER LIGHT ON/OFF BUTTON
minimum of 30 mm.
The laser "ON/OFF" button allows you to turn
Parallel Cuts (see figure 8): Loosen the lock-
the laser feature on or off.
ing screw L and slide the scale of the parallel
To turn laser ON, depress the button.
guide through the lead in the base plate. Set the
To turn laser OFF, depress the button again.
desired cutting width as the scale value on the
inside edge of the base plate. Tighten the lock-
Operating the tool
ing screw L.
Before switching on the tool, ensure that front
USING THE LASER LINE GUIDE
end of footplate rests flat on the workpiece.
Hold tool firmly with both hands, so you will Only turn on the laser light on when the tool is
have full control of the tool at all times. on the workpiece.
Ensure that complete surface of footplate rests First mark the line of cut on your workpiece
(good side down.)
firmly on the workpiece.
Insert plug into the power source.
Ensure that the blade has come to a complete
Place the front edge of the saw foot on the
standstill, before you lift the tool from the work-
piece. workpiece, turn laser light ON and align beam
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