Porter-Cable 36-678, 36-649, 36-675, 36-679 Raising And Lowering Blade, Tilting The Blade, Ac Bd

Models: 36-678

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RAISING AND LOWERING BLADE

RAISING AND LOWERING BLADE

To raise the saw blade, loosen lock knob (A) Fig. 44, and turn the blade raising handwheel (B) clockwise. When the blade is at the desired height, tighten lock knob (A).

To lower the blade, loosen lock knob (A) Fig. 44, and turn the handwheel (B) counterclockwise. NOTE: One full turn of the handwheel will change blade height approxi- mately 1/4".

TILTING THE BLADE

To tilt the saw blade for bevel cutting, loosen lock knob

(C)Fig. 44, and turn the tilting handwheel (D). When the desired blade angle is obtained, tighten lock knob (C).

ADJUSTING 90 DEGREE AND 45 DEGREE POSITIVE STOPS

Your saw is equipped with positive stops that will quickly and accurately position the saw blade at 90 degrees and 45 degrees to the table. To check and adjust the positive stops, proceed as follows:

ATILTING THE BLADEC

BD

Fig. 44

1. ADJUSTING 90 DEGREE AND 45 DEGREE POSITIVE STOPS DISCONNECT MACHINE FROM

POWER SOURCE.

2. Raise the saw blade to its highest position.

A

F

BAC

3.

Set the blade at 90 degrees to the table by turning

the blade tilting handwheel counterclockwise as far as it

will go.

4.

Using a combination square (A) Fig. 45, check to

see if the blade is at 90 degrees to the table surface as

shown.

5.

If the blade is not at 90 degrees to the table, loosen

set screw (B) Fig. 45 with a hex wrench, and turn the

blade tilting handwheel until you are certain the blade is

at 90 degrees to the table. Turn set screw (B) clockwise

until it bottoms.

6.

Adjust the pointer (D) Fig. 46, to point to the zero

degree mark on the scale by loosening screw (E),

adjusting pointer (D), and tightening screw (E).

7.

Turn the blade tilting handwheel clockwise as far as

it will go and using a combination square, check to see

if the blade is at 45 degrees to the table.

8.

If the blade is not at 45 degrees to the table, loosen

set screw (F) Fig. 45, and turn blade tilting handwheel

until you are certain the blade is 45 degrees to the table.

Turn set screw (F) clockwise until it bottoms.

Fig. 45

D

E

Fig. 46

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Porter-Cable 36-678 Raising And Lowering Blade, Tilting The Blade, ADJUSTING 90 DEGREE AND 45 DEGREE POSITIVE STOPS, Ac Bd