Stand is on uneven surface
Defective V-belt
V-belt incorrectly tensioned
Bent pulley
Motor mounted improperly
Stand must rest solidly on level
surface, bolt to floor if necessary
Replace V-belt
Apply proper tension
Replace pulley
Motor must be properly mounted with
snug nuts and bolts
Edge splits off on cross grain cut
Characteristic of this type of cut
Make cross grain cuts first, then finish
cut with the grain
Use scrap block to support end of cut
Raised areas on shaped edge
Variation of pressure holding
work against cutter
Hold work firmly against table and
fence
Feeding work in the wrong
direction
Always feed work against the rotation
of the cutterhead
Side pressure not uniform
Use holddowns; keep constant
pressure against fence
Cutting too deep on one pass
On hardwoods take light cuts; attain
full depth with several passes
Feed work slowly and steadily