Blade Support Bearing Adjustment; Adjusting V-Belt Tension - Jet JWBS-12OS Operating Instructions And Parts Manual

Blade Support Bearing Adjustment

Never operate the Band Saw
without all guards in place and in working
order.
This adjustment is the same for upper and lower
blade guides. Only the upper blade guide is shown.
Referring to Figure 11:
1. Remove the blade guard (upper blade guide
only).
2. Loosen screw (D) (with 4mm hex wrench).
3. Adjust for a gap of 1/64" between the
bearing (F) and blade (C).
Note: To set this distance quickly, you can place a
dollar bill or piece of paper between support
bearing and back of blade.
4. Tighten screw (D).
5. Replace the blade guard.

Adjusting V-Belt Tension

Never operate the Band Saw
without all guards in place and in working
order.
Referring to Figure 12:
1. Unplug the machine from the power source.
2. Remove the saw blade as described in
Changing Blades on page 11.
3. With a 13mm wrench, remove the hex cap
screw (A).
Note: The hex cap screw has a reverse/left-
hand thread. Turn clockwise to remove.
4. Remove the washer (B) and wheel (C).
5. With a 6mm hex wrench, loosen four hex
socket cap screws (D).
6. Push the motor down to add tension to the
belt (E).
7. The belt is properly tensioned when moderate
finger pressure on the belt between the two
pulleys caused a 1/2" deflection.
8. Tighten the four hex socket cap screws (D).
9. Replace the wheel (C), washer (B) and hex
nut (A).
10. Re-install the blade as described in Changing
Blades on page 11.
14
Figure 12