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Porter-Cable 743 User Manual

Page 7

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SELECTING A BLADE

A combination blade is furnished with your saw and is an excellent blade for
all general ripping and crosscutting operations. A fine tooth blade is recom-
mended for cutting plywood. A diamond blade is available for dry cutting
concrete, brick, stone, etc.

REMOVING THE BLADE

1.

CAUTION: DISCONNECT TOOL FROM POWER SOURCE.

2.

Push in blade lock (A) Fig. 1, and rotate blade by hand until lock engages

blade arbor.

CAUTION: AVOID CONTACT WITH BLADE TEETH TO PREVENT
PERSONAL INJURY.

Fig. 1

3.

While holding blade lock engaged, use wrench provided (B) Fig. 1, and

loosen blade retaining bolt by rotating clockwise (left-hand thread).
4.

Remove blade retaining bolt, release blade lock and remove outer blade

flange.
5.

Retract telescoping guard and remove blade.

INSTALLING THE BLADE

1.

CAUTION: DISCONNECT TOOL FROM POWER SOURCE.

2.

Remove any sawdust that may have accumulated within guards and

around arbor. Check the telescoping guard to insure it is in working order.
3.

Clean inner blade flange, retract telescoping guard, and place sharp

blade on arbor making sure teeth point up at front of saw as shown in Fig. 2.

CAUTION: AVOID CONTACT WITH BLADE TEETH TO PREVENT
PERSONAL INJURY.

4.

Place outer blade flange

on arbor with flange towards
blade and flats mating with
those on arbor.
5.

Replace blade retaining

bolt and finger tighten by
turning counterclockwise.
6.

Push in blade lock and

rotate blade arbor by hand
until lock engages arbor.
Tighten blade retaining bolt
securely with wrench
provided and release blade
lock.

7

Fig. 2

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