EasyManua.ls Logo

Porter-Cable 743 User Manual

Porter-Cable 743
17 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
Instruction
manual
The Model and Serial No. plate is located on the main
housing of the tool. Record these numbers in the
spaces below and retain for future reference.
Model No. ______________________________________
Type ___________________________________________
Serial No. _______________________________________
IMPORTANT
Please make certain that the person who
is to use this equipment carefully reads
and understands these instructions before
starting operations.
Part No. 900004 - 06-07-02
ESPAÑOL: PÁGINA 17
FRANÇAISE : PAGE 35
To learn more about Porter-Cable
visit our website at:
http://www.porter-cable.com
Copyright © 2002 Porter-Cable Corporation
Double Insulated
Circular Saw
MODEL 743
900004 - 06-07-02.qxd 6/24/02 1:12 PM Page 1
Question and Answer IconNeed help?

Do you have a question about the Porter-Cable 743 and is the answer not in the manual?

Porter-Cable 743 Specifications

General IconGeneral
TypeCircular Saw
Power SourceCorded Electric
Weight12 lbs
Motor15 amp
Amperage15 A
Blade Size7-1/4 inches
Arbor Size5/8 inches
Depth of Cut at 90°2-7/16 inches

Summary

Important Information

Tool Identification and Reference

Locate and record the Model and Serial Number plate for future reference.

General Safety Rules

Work Area Safety

Maintain a clean, well-lit work area, avoid explosive atmospheres, and keep bystanders away.

Electrical Safety

Proper use of polarized plugs, avoidance of grounded surfaces, and cord care for shock prevention.

Personal Safety

Stay alert, use common sense, dress appropriately, avoid accidental starts, and use safety equipment.

Tools Use and Care

Workpiece Securing and Tool Handling

Secure workpieces with clamps, use correct tool, check switch operation, disconnect power for adjustments, store safely.

Tool Maintenance and Accessories

Maintain tools with sharp edges, check for damage, and use only manufacturer-recommended accessories.

Service and Repairs

Qualified Service Requirements

Tool service must be performed by qualified personnel using identical replacement parts.

Specific Safety Rules for Circular Saws

Blade and Guard Safety

Keep hands away from blade, use auxiliary handle, check lower guard operation, and retract guard properly.

Cutting Techniques and Safety

Use rip fence, proper blades, avoid kickback, maintain firm grip, and support work properly.

Kickback Prevention

Understand kickback causes like pinched blades and avoid by proper precautions and firm grip.

Definitions and Symbols

Electrical and Measurement Units

List of symbols for volts, amperes, hertz, watts, kilowatts, liters, kilograms, and their meanings.

Extension Cord Selection

Recommended Cord Sizes

Table provides recommended AWG wire sizes for extension cords based on voltage, amperage, and length.

Functional Description

Saw Specifications

Designed for 7 1/4" blades with 5/8" bore, rated for 6000 RPM, with optional diamond-hole adapter.

Selecting a Blade

Blade Types and Applications

Combination, fine tooth, and diamond blades for various cutting tasks.

Removing the Blade

Procedure for Blade Removal

Disconnect power, engage blade lock, loosen retaining bolt, remove flange, and retract guard.

Installing the Blade

Procedure for Blade Installation

Disconnect power, clean arbor, place blade, install flange, tighten bolt, and engage lock securely.

Telescoping Guard

Guard Function and Maintenance

The guard is a safety device; ensure it rotates freely and returns quickly. Clean monthly, do not lubricate.

To Adjust Depth of Cut for Normal Cutting

Depth Adjustment Procedure

Disconnect power, lift lever, adjust saw housing for desired blade protrusion, and lock lever.

To Adjust for Bevel Cuts

Bevel Adjustment Procedure

Disconnect power, loosen knob, tilt base to desired line, and tighten knob.

90° and 45° Bevel Positive Stops

Checking Stop Accuracy

Positive stops at 90° and 45° should be checked periodically for accuracy.

Back Cuts

Adjusting for Extended Bevel Cuts

Allows bevel cuts up to 3° beyond 45° or 90° stops by manipulating bevel stop sleeve.

To Adjust 90° Positive Stop

90 Degree Stop Calibration

Disconnect power, set sleeve to normal, position base for 90°, check squareness, adjust stop screw if needed.

To Adjust 45° Bevel Positive Stop

45 Degree Stop Calibration

Disconnect power, set sleeve to normal, position base for 45°, check angle, adjust stop screw if needed.

Line-of-Cut Indicator

Using Cut Line Guides

Left slot for 90° cuts, right slot for 45° cuts to follow a line on the work.

Blade Wrench Storage

Wrench Storage Location

The blade wrench is stored in the bottom of the saw handle. Insert and push until seated.

Installing Sawdust Exhaust Nozzle

Nozzle Installation and Use

Disconnect power, open cover, insert nozzle, and ensure it directs sawdust away from operator.

Installing and Care of Dust Bag

Dust Bag Installation and Maintenance

Disconnect power, open cover, insert bag tube, and clean bag periodically.

Vacuum Cleaner Adapter

Connecting Vacuum Hose

Accessory adapter connects exhaust nozzle to shop-type vacuum cleaner.

Rip Guide

Rip Guide Installation and Use

Disconnect power, insert guide through base slots, attach spring, adjust width, and tighten screw.

How to Use the Saw

Two-Handed Operation and Support

Use two hands for control. Support work on a rigid surface, clamp it, and align cut line.

Cutting Procedure

Start motor, move saw forward keeping line indicator parallel to cut line, avoid forcing, and let blade stop.

Crosscutting

Crosscut Operation

Cutting lumber directly across the grain. Position work so cut is on the left.

Ripping

Rip Cut Techniques

Cutting wood lengthwise. Use rip guide or clamped guide strip for narrow/wide cuts.

Bevel Cutting

Bevel Cut Procedure

Set blade at an angle (0°-45°). Compound cuts may require manual guard retraction.

Pocket Cuts (Plunge Cutting)

Pocket Cut Procedure

Cut inside material area. Start near corner, adjust depth, retract guard, lower blade, and follow line.

Maintenance

Tool Cleaning and Failure to Start

Blow out passages with air, clean plastic with damp cloth. Check plug and outlet if tool fails to start.

Lubrication and Brush Service

Lubrication requires dismantling; brush inspection/replacement by authorized centers only.

Service and Repairs

All repairs by authorized centers are guaranteed. Contact for questions with tool's nameplate information.

Accessories

Accessory Usage Warning

Use only Porter-Cable Delta recommended accessories; others may be hazardous.

Porter-Cable Limited One Year Warranty

Warranty Terms and Conditions

One-year warranty for repair/replacement of defective parts. Excludes misuse, abuse, and unauthorized repairs.

Porter-Cable • Delta Service Centers

US Service Center Locations

List of Porter-Cable Delta service centers across various US states for parts and repair.

Canadian Service Center Locations

List of Canadian Porter-Cable Delta service centers in Alberta, Manitoba, and Quebec for parts and repair.

Related product manuals