Drive Pulley Replacement - Graco GrindLazer Pro RC813 G Operation, Repair, And Parts

5. Remove belt guards using a 7/16" socket or wrench.
6. Unscrew tension bolt using a 9/16" socket or wrench
until belts are loose (do not remove entirely).
7. At this point the belts should be loose enough to be
removed and replaced.
3A5581C
8. To tighten belts, reverse step 6 until desired tension
is achieved.

Drive Pulley Replacement

1. After the belts have been removed, remove the 3
hex bolts using a 7/16" socket.
2. Screw those 3 hex bolts into the threaded holes
shown below and turn equally to remove pulley from
bushing.
3. To remove bushing, use 1/8" hex key to loosen the
set screw.
***RECOMMENDED***
Use medium strength thread locker or equivalent on set
screws when reinstalling bushing.
Repair
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