FUNCTIONAL DESCRIPTION

FOREWORD

Your Porter-Cable circular saw is designed for use with 150mm (6") diameter, thin-kerf blades having a 1/2" diameter mounting hole.

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.

3.While holding blade lock

engaged, use wrench provided

 

 

(B), Fig. 1,

and

loosen blade

 

A

 

retaining

bolt

by

rotating

 

 

clockwise.

NOTE:

Blade

 

 

retaining bolt has a left hand

 

 

thread.

 

 

 

 

 

4.Remove blade retaining bolt,

release blade lock and

remove

B

 

 

 

outer blade flange.

 

 

 

 

5. Retract telescoping

guard

 

 

 

 

 

Fig. 1

and remove blade.

 

 

 

 

 

 

 

INSTALLING THE BLADE

1.CAUTION: DISCONNECT TOOL FROM POWER SOURCE.

2.Remove any sawdust that may have accumulated within guards, around arbor, and telescoping guard spring. Check the telescoping guard to insure it is in working order.

3.Clean inner blade flange and 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 counterclock-wise.

6.Push in blade lock and rotate blade arbor by hand until lock engages arbor. Tighten blade retaining bolt with wrench provided just enough to prevent blade slippage during normal cutting and

release blade lock.

Fig. 2

 

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Porter-Cable 345 Functional Description, Foreword, Selecting a Blade, Removing the Blade, Installing the Blade