25
Trouble Probable Cause Remedy
Board slips on
conveyor belt.
Tension rollers too high. Lower tension rollers (see page 19).
Excessive feed rate. Reduce feed rate.
Dirty or worn conveyor belt. Replace conveyor belt.
Sander motor slows
or stalls.
Improper conveyor belt tension.
Adjust belt tension. If necessary,
reduce depth of cut and/or feed rate.
Excessive depth of cut and/or
excessive feed rate.
Reduce depth of cut or feed rate.
Ripples in sanded
surface.
A. Non-uniformly
spaced ripples.
B. Uniformly spaced
ripples.
A. Uneven feed rate.
Conveyor belt slipping (see above)
Board slips on conveyor belt (see
above).
Conveyor motor stalls (see above).
B. Conveyor bed flexing or vibration.
Reduce depth of cut and/or feed rate.
Check for loose bolts, loose shaft
coupling set screws, or out-of-balance
drum.
Wood is gouged.
Stock slipping on conveyor. Correct depth of cut or roller tension.
Work piece not properly supported.
Add work supports for long work
pieces.
Table height
adjustment works
improperly.
Improper adjustment of height control.
Readjust height control. See pages
18-19.
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