26
FREQUENTLY ASKED QUETIONS/ TROUBLESHOOTING
Question/Problem - Cause
Cause
Solution
The orbital sander doesn’t switch on when you press
the ON/OFF switch:
•
Power cord unplugged or damaged;
•
Switch connections are not in good condition or
switch does not work;
•
Windings of the rotor or the stator damaged;
•
Windings of the rotor in short circuit;
•
Plug in or repair the power cord;
•
Repair or replace the switch;
•
Contact technical assistance;
•
Contact technical assistance;
The engine makes an abnormal sound, starts
intermittently or turns slowly:
•
ON/OFF switch contacts are damaged;
•
Mechanical obstruction;
•
The orbital sander is running over excessive
pressure, motor in overload;
•
Carbon brushes are worn out;
•
Repair or replace the switch;
•
Inspect the mechanical parts;
•
Reduce the pressure exerted;
•
Replace the carbon brushes;
Orbital sander overheats:
•
Overloaded sander;
•
Incorrect housing or parts assembly inside the
orbital sander;
•
Supply voltage too low;
•
Reduce working pressure;
•
Check if there is any blockage;
•
Check the supply voltage and adjust it according to
the technical specifications;
Sparks are produced around the manifold:
•
Carbon brushes are worn out;
•
Windings of the rotor or stator in short circuit;
•
Replace the carbon brushes;
•
Contact technical assistance;
