Maintenance - Craftsman 315.277251 Owner's Manual

3 in. belt sander
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WARNING:
When servicing, use only identical
Craftsman replacement parts. Use of any other
part may create a hazard or cause product
damage.
TIMING BELT REPLACEMENT
See Figures 10 and 11.
Unplug your sander.
WARNING:
Failure to unplug your sander could
result in accidental starting causing possible
serious personal injury.
Remove dust bag.
Remove sanding belt from sander. Follow
instructions on page 9 to remove sanding belt.
NOTE: Removing sanding belt will simplify the
process of installing a new timing belt.
Remove belt cover screw and belt cover. See
Figure 10.
SCREW
SMALL
PULLEY
SANDER SHOWN WITH DUST BAG
AND SANDING BELT REMOVED

MAINTENANCE

BELT
COVER
LARGE
PULLEY
TIMING
BELT
Fig. 10
14
Force old timing belt from small pulley with a
screwdriver and remove it from large pulley. If it is
worn out, simply cut the old timing belt and
remove.
Install new timing belt over small pulley first.
Holding the timing belt as shown in Figure 11,
press belt onto the large pulley turning it as you
press the belt on.
APPLY PRESSURE HERE
AND TURN LARGE PULLEY
Reassemble belt cover and screw.
Tighten screw securely.
WARNING:
Never attempt to operate your belt
sander without belt cover in place.
Fig. 11

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