54
IDENTIFYING AND SOLVING PROBLEMS
The table includes some of the most common problems, their causes and remedies.
PROBLEM
The saw blade breaks.
The saw blade comes
out of the rollers.
The saw blade
oscillates, it cannot cut
straight.
Acoustic signal when
the machine is running
or cutting.
La lama si ferma
durante l'uso o si
allenta dopo lo
spegnimento della
macchina.
The engine does not
start.
The motor stops
during use.
Overheating of the
saw blade or burning
of the workpiece.
CAUSE
A. Too much tension on the
blade.
A. The blade and rollers are not
properly aligned.
A. Insufficient blade tension.
B. Blade guide set too high.
C. Blade guides or back pressure
bearings are not correctly
adjusted.
A. Insufficient blade tension.
B. The blade guides or back pressure
bearings are not correctly
adjusted.
A. The blade stops during use or
loosens after the machine is
switched off.
A. No power supply.
B. Thermal overload
activated.
C. Electrical or motor fault.
A. The motor stops during
use.
A. Saw blade is dull.
B. Incorrect blade type.
C. Incorrect workpiece
material.
SOLUTION
A. Reduce the blade tension.
A. Adjust the alignment of the blade
and roller.
A. Increase the blade tension.
B. Ensure that the height of the blade
guide is set just above the height of
the workpiece.
C. Adjust the knife guides and back
pressure bearings.
A. Increase the blade tension.
B. Adjust the knife guides and back
pressure bearings.
A. Increase the blade tension.
A. Ensure that the machine is connected
to a 240 VAC power supply.
B. Switch off the machine and allow
the motor to cool down before using
it again.
C. Have the machine inspected and
repaired by an authorised service
centre.
A. Switch off the machine and allow
the motor to cool down before using
it again. Check that the saw blade is
correctly installed and adjusted and
that it is sharp.
A. Replace the saw blade.
B. Use the correct type of blade for the
material.
C. Do not try to cut.