Porter Cable PCB330BS Manual De Instrucciones página 16

Fig. M
UPPER BLADE GUIDE ASSEMBLY (FIG. N)
WARNING
!
To avoid injury, turn the switch OFF and disconnect the
saw from the power source before making any
adjmstments. NEVER make adjustments with the
machine running.
1. Loosen the wing nut (1) and the lock knob (2), and
hold the knob (3) to move the blade guide assembly
(4) to 1/8 in. (3.2 mm) above the workpiece.
2. If necessary, rotate the assembly until the guide
blocks (5) are flat (parallel) to the blade (6). Tighten
the lock knob.
Fig. N
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6
All manuals and user guides at all-guides.com
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UPPER BLADE GUIDES AND BLADE SUPPORT
BEARING (FIG. O, P)
WARNING
!
The blade guard has been removed for clarity of
illustration. To avoid injury, never operate the band saw
without all guards in place and in working order.
WARNING
!
To avoid injury, turn the switch OFF and disconnect
the saw from the power source before making any
adjustments. NEVER make adjustments with the
machine running.
NOTE: Make sure the blade is tensioned and tracking
properly. Adjust the blade guides and support bearing after
each blade tension and tracking adjustment. When the
upper blade guides and support bearings are adjusted,
the lower guides and bearings should also be adjusted.
Blade guides (Fig. O)
Blade guides have been set at the factory but should be
checked.
1. Make sure the blade is tensioned and tracking
properly.
2. Loosen the front hex socket screws (1) with a hex
wrench supplied.
3. Move the guide blocks (2) as close to the blade (3)
as possible without pinching it.
4. Using a feeler gauge, make sure the space between
guide block and the blade measured is 0.002 in.
(0.05 mm, the thickness of a dollar bill).
5. Tighten the hex socket screws.
6. Loosen the side thumb screw (4) by turning
counterclockwise.
7. Turn the rear knob (5) to move the blade guide
brackets in or out until the guide blocks (2) are just
behind the blade teeth.
8. Tighten the thumb screw.
Fig. O
Support bearing (Fig. P)
Support bearing has been set at the factory but should
be checked.
9. Loosen the knob (6).
10. Turning the rear knob (7), move the support bear-
ing (8) in or out until the bearing is 1/64 in. (0.4 mm)
behind the blade.
11. Tighten the knob (6).
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