Troubleshooting - Performax 22-44 Plus Owner's Manual

Problem
Conveyor belt does not
move.
Conveyor rollers run
intermittently.
Abrasive Strip Comes
off Drum.
Abrasive Strip Loose.
Abrasive Loads up
Prematurely.
Line or Groove in Stock.
Wood Burns.
Board slips on conveyor
belt.
Sander motors slow or
stall
Rippled sanded surface
A. Non uniformly
spaced ripples.
B. Uniformly spaced
ripples.
Gouging of wood.
Snipe
Motor overload
protector trips or shop
wiring breaker trips.
Troubleshooting Guide
Possible Cause
Shaft coupler not attached.
Shaft coupling loose.
1. Slack in abrasive strip on drum.
2. Abrasive improperly wrapped.
1. Strip caught on inside edge of
slot, or on inboard side of drum.
2. Strip not cut properly.
1. Excessive depth of cut.
2. Excessive feed rate.
3. Inadequate dust collection.
4. Inadequate abrasive.
1. Inconsistent feed rate.
1. Abrasive strip overlapped.
2. Excessive depth of cut.
3. Depth of cut excessive for fine
grit.
4. Feed rate too slow.
5. Abrasive loaded.
6. Worn abrasives.
1. Tension rollers too high.
2. Excessive feed rate.
3. Dirty or word conveyor belt.
1. Improper conveyor belt tension.
2. Excessive depth of cut.
3. Excessive feed rate.
A. Uneven feed rate.
B. Conveyor bed flexing or
vibration.
1. Inconsistent feed rate.
2. Stock slipping on conveyor.
3. Workpiece not properly
supported.
1. Improper tension rollers setting
1. Excessive load on sanding drum
and motor.
2. Too many tools on circuit.
3. Excessive length or inadequate
size extension cord.
Solution
Attach shaft coupler.
Align shaft flats of gear motor and
drive roller and tighten shaft coupling
set screws.
1. Remove slack in strip.
2. Read section on wrapping
abrasive strips.
1. Re-adjust strip end in slot and/or
trim abrasive edge.
2. Recut and install abrasive strip.
1. Reduce depth of cut.
2. Use slower feed rate.
3. Increase airflow at dust ports.
4. Use open-coat abrasive.
1. Do not stop or change feed rate.
1. Re-wrap abrasive strip.
2. Reduce depth of cut.
3. Use coarser grit or reduce depth
of cut.
4. Increase feed rate.
5. Clean abrasives.
6. Replace abrasives.
1. Lower tension rollers.
2. Reduce feed rate.
3. Replace conveyor belt.
1. Adjust belt tension.
2. Reduce depth of cut.
3. Reduce feed rate.
A1. Conveyor belt slipping, see
above.
A1. Board slips on conveyor, see
above.
A1. Power feed gear motor stalls,
see above.
B1. Reduce depth of cut.
B1. Reduce feed rate.
B1. Check for loose bolts, shaft
coupling set screws or out of
balance drum.
1. Maintain constant feed rate (by
hand).
2. Excessive depth of cut
(PowerFeed) or inadequate hold
down pressure.
3. Add work supports for long
workpieces.
1. See tension roller adjustment.
1. Allow motor to cool and reset
overload button.
2. Have a certified electrician
correct the shop wiring problem.
3. Use a shorter heavier gauge
extension cord.
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