Porter-Cable 743 instruction manual Selecting a Blade, Removing the Blade, Installing the Blade

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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.

 

 

 

 

 

 

 

 

 

Fig. 2

 

 

 

 

 

 

 

 

 

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Contents Double Insulated Work Area General Safety RulesElectrical Safety Personal SafetyTools USE and Care ServiceSpecific Safety Rules and Symbols for Circular Saws Symbol Definition Extension Cord Selection Replacement PartsFunctional Description MotorSelecting a Blade Installing the BladeRemoving the Blade Telescoping Guard To Adjust Depth of CUT for Normal Cutting45 Bevel Positive Stops To Adjust for Bevel CutsBack Cuts Blade Wrench Storage To Adjust 90 Positive StopTo Adjust 45 Bevel Positive Stop LINE-OF-CUT IndicatorInstalling and Care of Dust BAG Installing Sawdust Exhaust NozzleHOW to USE the SAW Vacuum Cleaner AdapterRIP Guide Ripping CrosscuttingPocket Cuts Plunge Cutting Bevel CuttingMaintenance PORTER-CABLE Limited ONE Year Warranty AccessoriesCanadian PORTER-CABLE Delta Service Centers