45
TROUBLE-SHOOTING
PROBLEMS
CAUSES
SOLUTIONS SUGGESTED
The motor does not run
The motor starts slowly and
does not reach running
speed
Excessive motor noise
The motor does not reach
full power
The motor tends to overheat
Decrease in cutting capacity
The cutting finish is
irregular or uneven
Flaking of the workpiece
Faulty motor, power supply
cable or plug.
Low power supply voltage.
Damaged windings.
Damaged windings. Faulty
motor.
Overloaded circuit due to
lighting, utilities or other
motors.
Overloaded motor. Insufficient
motor cooling.
The blade has been
repeatedly sharpened and its
diameter has decreased.
The blade is worn out or the
teeth are not suited to the
thickness of the material being
cut.
Blade’s teeth are not suited to
the workpiece.
Have the machine checked by
skilled personnel.
Do not try to repair the
machine yourselves as it may
be dangerous.
Ask for the Electricity Board to
check the voltage available.
Have the machine motor
checked by skilled personnel.
Have the motor checked by
skilled personnel.
Do not use other utilities or
motors on the circuit to which
the cutting-off machine is
connected.
Avoid overloading the motor
during cutting.
Remove dust from the motor
in order to allow adequate
cooling.
Adjust the limit switch for the
lowering of the head.
Have the blade sharpened by
skilled personnel.
Check that the blade being
used is appropriate.
Check the appropriate teeth to
be use.
