WARNING!
To avoid injury from an accidental start, turn the switch OFF
and always remove the plug from the power source before
making any adjustments.
TROUBLESHOOTING GUIDE
18
BD4603
PROBLEM PROBLEM CAUSE SUGGESTED CORRECTIVE ACTION
Motor will not
run.
1. Defective or broken ON/OFF
switch / switch cord / switch
relay.
2. Burned out motor.
3. Blown house fuse
1. Replace all broken or defective parts
before using sander.
3. Replace house fuse. Turn OFF other
appliances and power tools on the
same circuit.
Machine slows
down while
sanding.
1. Operator applying too much
pressure to workpiece.
2. Dirt on wheels.
3. Worn or stretched belt.
1. Use less pressure in applying
workpiece to sanding surface.
2. Clean wheels.
3. Replace pulley belt.
Motor does not
develop full
speed.
1. Power line overloaded with
lights, other tools, etc.
2. Long/wrong extension cord
being used.
3. Incorrect fuses or circuit
breakers in power cord.
1. Reduce the load on power line.
2. Replace with correct extension cord.
3. Install correct fuses or circuit breaker.
Sanding belt
runs off pulleys.
1. Not tracking properly. 1. Adjust the tracking. See “TO
PROPERLY TRACK THE SANDING
BELT”.
Wood burns
while sanding.
1. Sanding disc or belt glazed
with sap.
2. Excessive pressure being
applied to workpiece.
1. Replace belt or disc.
2. Reduce pressure applied to
workpiece.
Motor
overheats.
1. Motor overload. 1. Reduce motor load. Allow to cool off
before restarting.
Dust Collection
not working.
1. Dust exhaust is blocked. 1. Turn sander off and unplug. Use a
vacuum to remove sawdust blockage.
2. Contact Professional Service Station
for repair. Any attempt to repair this
motor may create a hazard unless
repair is done by a qualified technician.
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