Grizzly G0459P - Manual (Page 31)

Model G0459/G0459P (Mfg. 7/11+)
-29-
symptom possible Cause possible solution
shor t v-belt
lifespan.
1. pulleys not aligned correctly.
2. improperly tensioned. 1. align pulleys ( Page 31).
2. properly tension v-belts ( Page 30).
Conveyor slips
under load.
1. Conveyor is too loose.
2. too much load. 1. tension conveyor ( Page 32).
2. decrease load.
Conveyor tracks to
one side; conveyor
hits the roller cover. 1. Conveyor tracking is incorrect. 1. track the conveyor so it runs straight ( Page 32).
Workpiece pulls
to one side during
sanding operations.
1. the sanding drum is not parallel with the
table.
1. adjust the sanding drum parallel to the table ( Page
33).
excessive snipe. 1. too much pressure from all the pressure
rollers.
2. too much pressure from the rear pressure
roller.
3. lack of outfeed support.
1. reduce pressure roller pressure ( Page 35).
2. reduce rear pressure roller pressure ( Page 35).
3. set up outfeed table or have someone catch the
workpiece as it comes out.
Workpiece kicks out
of sander. 1. not enough pressure from the pressure
rollers.
1. increase pressure roller pressure ( Page 35).
sandpaper tears
off drums during
operation.
1. nail/staple in workpiece.
2. sandpaper not tightened or fastened
correctly.
3. drum not perpendicular to the feed
direction.
1. sand only clean workpieces.
2. install the sandpaper correctly (
Page 23).
3. adjust the drum perpendicular to the feed direction
( Page 33).
table elevation
controls are stiff and
hard to adjust.
1. table lift screws are dirty or loaded with
sawdust.
1. Clean and regrease table lift screws ( Page 25).
poor dust collection. 1. dust collection lines incorrectly sized for
this machine.
2. dust collector underpowered or too far
away from this machine.
1. use at least an 8" main line with two 6" branch lines
that each y into 2 1 ⁄
2
" at the machine.
2. upgrade your dust collector or decrease the distance
from the dust collector to the machine.
grease on
conveyor belt 1. Chain too low. 1. raise table far enough up so it doesn't touch chain.