Shop fox SHOP FOX W1709, Instruction Manual

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Figure 37.
Upper pulley exposed.
Figure 38.
Belt removal access.
Changing V-Belts
Check the V-belts periodically to check for
signs of glazing, cracking or fraying. If any of
these conditions are present, change both V-
belts.
To change the V-belts, do these steps:
1. TURN-OFF and LOCK the master power
switch so no power can go to your sander
and shut off the air pressure!
2. Open both right-side upper and lower
access covers.
3.
Remove the two screws and the safety
cover for access to the upper pulley. See
Figures 37
.
4.
Use a 14mm wrench and remove the upper
caliper anchor pin retaining nut and
washer. See
Figure 38
.
5.
Use ViceGrip
®
or similar pliers to clamp on
the anchor pin end and pull the pin from
the caliper mount and remove the springs.
See
Figure 38 .
6. Pivot the caliper down and away from the
rotor for belt clearance.
7.
Remove the upper belt adjustment nut and
washer. See
Figure 38 .
8. Pry the motor base plate upward to de-
tension the belts and roll the belts off of
the motor pulley.
9. Install the new V-belts.
10. Replace the upper belt adjustment nut and
washer, and tension the belts.
11.
The V-belt is properly tensioned when it
will move no more than
3 ⁄
4
" in the center
with moderate pressure from your thumb.
12.
Reassemble in reverse order and test the
emergency brake operation.
Retaining
Nut
Anchor
Pin
Caliper
Assembly
Belt Adjustment Nut
MAINTENANCE