Porter-Cable 36-678 - Manual (Page 23)

23
CHANGING THE SAW BLADE
USE ONLY 10" DIAMETER BLADES WITH
5/8" ARBOR HOLES, RATED AT 3450
RPM OR HIGHER.
1. DISCONNECT MACHINE FROM
POWER SOURCE.
2. NOTE: Two 7/8" wrenches are supplied with the
saw for changing the saw blade: a box end wrench (A)
Fig. 51, and open end wrench (B).
3. Remove table insert (C) Fig. 68, and raise saw blade
to its maximum height.
4. Place the open end wrench (B) Fig. 69, on the flats
of the saw arbor to keep the arbor from turning, and
using wrench (A), turn the arbor nut toward the front of
the saw. Remove arbor nut, blade flange, and saw
blade.
5. Assemble the new blade, making certain the teeth
point down at the front of the saw table, and assemble
outside blade flange and arbor nut. With wrench (B) Fig.
52, on the flats of the arbor to keep it from turning,
tighten arbor nut by turning wrench (A)
counterclockwise.
6. Replace table insert.
Fig. 51
Fig. 52
A
B
C
B
A
BACKLASH ADJUSTMENTS
FOR BLADE RAISING AND
BLADE TILTING MECHANISMS
If any play is detected in the blade raising or blade tilting
mechanisms, the following adjustments should be made.
1. DISCONNECT MACHINE FROM
POWER SOURCE.
2. NOTE: The machine has been turned upside down
and the blade removed for clarity and safety.
3. Adjusting blade raising mechanism - Loosen
locknut (A) Fig. 53, and turn eccentric sleeve (B) until all
play is removed in mechanism, then tighten locknut (A).
4. Adjusting blade tilting mechanism - Loosen
locknut (C) Fig. 53, and turn eccentric (D) until all play is
removed in mechanism, then tighten locknut (C).
Fig. 53
C
D
B
A