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G9003 Portable Planer
-16-
TROUBLESHOOTING
SYMPTOM
Motor will not start.
Motor will not start;
fuses or circuit breakers
blow.
Motor overheats.
Motor arcing visibly
through vents or runs
erratically.
Machine slows when
operating.
Machine is loud when
cutting. Overheats or
bogs down in the cut.
Planer starts, but cutter-
head does not move.
Planer starts, cutter-
head turns, no cut.
Rough or fuzzy cut.
Cut not smooth or straight.
POSSIBLE CAUSE
1. Low voltage.
2. Brushes worn or sticking.
3. Open circuit in motor or loose
connections.
1. Short circuit in line cord or
plug.
2. Short circuit in motor or loose
connections.
1. Motor overloaded.
2. Air circulation through the
motor restricted.
1. Brushes sticking.
2. Brushes worn.
1. Feed rate too high.
2. Depth of cut too great.
3. Brushes worn.
1. Excessive depth of cut.
2. Blades are dull
3. Blade holder or blade assem-
bly mounting is loose.
4. Belt is worn or loose.
5. Short circuit in motor.
Worn or broken belt
1. Blade not extending below
foot.
2. Belt worn or slipping.
1. Blades are dull.
2. Excessive depth of cut.
3. Cutting against natural wood
grain.
4. High wood moisture content.
Blade not flush with rear foot.
CORRECTIVE ACTION
1. Check power line for
proper voltage.
2. Replace both brushes.
3. Inspect by qualified
electrical technician.
1. Inspect cord or plug for
damaged insulation
and shorted wires.
2. Inspect by qualified
electrical technician.
1. Reduce load on motor.
2. Clean out motor vents
1. Check that brush hold-
er is free of dirt and
that brush moves
freely.
2. Replace both brushes.
1. Feed planer slower.
2. Reduce depth of cut.
3. Replace both brushes.
1. Decrease depth of cut.
2. Sharpen blades.
3. Recheck complete
blade installation and
tighten all screws.
4. Replace belt.
5. Inspect by qualified
electrical technician.
Replace belt
1. Increase depth of cut.
2. Replace belt.
1. Sharpen blades.
2. Decrease depth of cut.
3. Reverse cutting direc-
tion.
4. Dry wood.
Reset blades in jig.