Scheppach 4906807901 Original Bedienungsanleitung Seite 38

The workpiece is pulled out of
your hand
The drill bit wears out
The drill bit slips or the hole is
not round
The drill bit gets stuck in the
workpiece
The drill bit drifts and vibrates
excessively
38 | GB
There is no suitable base under-
neath the workpiece or it is secured
insufficiently.
Incorrect speed.
No chips come out of the hole.
The drill bit is blunt.
Insufficient downward pressure.
Hard places in the wood or the
length and angle of the drill bit is
different.
The drill bit is bent.
The workpiece and drill bit are
twisted or the downward pressure
is too great.
Insufficient V-belt tension
The drill bit is bent.
The spindle bearing is worn exces-
sively.
The drill is not centred in the chuck. Check the centring. See also "Inserting
Chuck is not firmly fixed.
www.scheppach.com
Put a base underneath the workpiece
or secure it.
Change the speed. See also "Setting
the speed and V-belt tension".
Move the drill bit out of the hole regular-
ly in order to pull the chips out.
Sharpen the drill bit.
Increase the downward pressure.
Sharpen the drill bit.
Replace the drill bit.
Place something underneath the work-
piece or secure it. Also see "Positioning
the workpiece".
Set the V-belt tension. Also see "Select-
ing the speed and V-belt tension".
Use a straight drill bit.
Replace the spindle bearing.
the drill bit",
Correctly fix the chuck. See also "In-
stalling the chuck",