12
TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Grain is fuzzy.
1. Planing wood with high moisture
content.
2. Blades are dull.
1. Dry the wood.
2. Sharpen the blades.
Grain is torn.
1. The cut is too heavy.
2. Blades are cutting against the grain.
3. Blades are dull.
1. Review proper depth of cut.
2. Feed the workpiece with the grain, or
turn workpiece around.
3. Sharpen the blades.
Grain is rough / raised.
1. Blades are dull.
2. Cut is too heavy.
3. Moisture content is too high.
4. Cutterhead bearings are damaged.
1. Sharpen the blades.
2. Review proper depth of cut.
3. Dry the wood.
4. Replace the bearings.
Uneven depth of cut from side
to side.
1. Blade projection is not uniform.
2. Cutterhead is not levelled to planer
bed.
1. Adjust the blade projection.
2. Level the cutterhead to table.
Board thickness does not
match depth of cut scale.
1. Depth of cut scale is incorrect.
1. Adjust the depth of cut scale.
Chain is jumping.
1. Sprockets are misaligned.
2. Sprockets are worn.
1. Align the sprockets.
2. Replace the sprockets.
Tool will not start / restart.
1. Tool is not plugged in.
2. Motor failure.
3. Wire is loose.
4. Overload reset has failed.
5. Motor starter failure.
1. Check the power source.
2. Check the motor.
3. Have the motor checked by an
authorised service agent.
4. Allow machine to cool down and
restart.
5. Have motor starter checked by
authorised service agent.
Repeated circuit tripping
resulting in motor stoppage.
1. Extension cord is too long or too
thin.
2. Blades are too dull.
3. Low voltage running.
1. Use a shorter or thicker extension
cord.
2. Sharpen or replace the blades.
3. Check the voltage.
Poor feeding of timber.
1. Planer table is dirty.
2. Feed roller is damaged.
3. Sprocket is damaged.
4. Gear box malfunctions.
1. Clean off the pitch and residue, and
lubricate the planer table.
2. Replace the feed roller.
3. Replace the sprocket.
4. Check the gear box.
Workpiece is jammed.
1. Inadequate blade setting height.
1. Set the blade to the correct height.
