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skilsaw SPT77WML User Manual

skilsaw SPT77WML
16 pages
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IMPORTANT:
Read Before Using
Operating/Safety Instructions
SPT77WM
SPT77WML
SM 1619X09207 9-14_SPT77WM WML 9/12/14 7:05 AM Page 1
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skilsaw SPT77WML Specifications

General IconGeneral
Motor15 Amp
Weight11.5 lbs
Blade Diameter7-1/4 inches
Cord Length8 feet
No Load Speed5, 300 RPM
Dust PortYes
Worm DriveYes
Electric BrakeYes
Bevel Capacity53°
TypeWorm Drive Circular Saw

Summary

General Power Tool Safety Warnings

Work Area Safety

Keep work area clean, well-lit, and free from explosive atmospheres. Keep children and bystanders away.

Electrical Safety

Ensure proper plug matching, avoid earthed surfaces, and keep cords dry to reduce electric shock risk.

Personal Safety

Stay alert, use PPE, prevent unintentional starting, dress properly, and maintain balance for safe operation.

Safety Rules for Circular Saws

Cutting Procedures

Handle blade carefully, adjust depth, secure workpiece, and use insulated grips to prevent injury.

Kickback Causes and Warnings

Understand kickback causes and take precautions like firm grip and proper positioning to avoid it.

Lower Guard Function

Ensure lower guard operates freely and covers the blade before setting down the saw.

Additional Safety Warnings

Use GFCI, avoid AC-only tools with DC, keep handles dry, and use proper workpiece support.

Symbols

Functional Description and Specifications

Maximum Capacities

Details maximum cutting depths and blade arbor hole specifications for the saw.

Assembly

Attaching the Blade

Step-by-step guide for safely attaching the saw blade, including Vari-Torque Clutch.

Vari-Torque Clutch

Explains the clutch function to reduce kickback tendency by allowing blade slip.

Operating Instructions

Depth and Angle Adjustments

Guides for setting cutting depth, 90° angle, and bevel angles for accurate cuts.

Line Guide

Using the foot notches for approximate cut lines and ensuring good side finish.

Depth of Cut Stability Adjustment

Adjusting set screw for maximum depth of cut stability and contact with motor housing.

Wrench Usage

Functions of the provided wrench, including blade bolt and other adjustments.

Switch Operation

How to operate the trigger switch for turning the tool on/off and its spring-loaded return.

General Cuts

Proper grip and operation for general cutting, avoiding forcing the saw.

Plunge Cuts

Step-by-step guide for performing plunge cuts safely, including blade stop and avoiding kickback.

Cutting Masonry/Metal

Warning against using abrasive wheels for cutting masonry or metal.

Cutting Large Sheets

Proper support and technique for cutting large sheets to prevent binding and kickback.

Rip Cuts

How to perform rip cuts using a rip fence or board guide for accurate lengthwise cuts.

Maintenance

Service Recommendations

Recommendation for authorized service centers for internal repairs and component replacement.

Tool Lubrication

How to check and add oil, including notes on oil condition and replacement.

Carbon Brushes

Information on brush maintenance, wear limits, and replacement procedures.

Bearings and Cleaning

Guidance on bearings and cleaning the tool with compressed air, avoiding solvents.

Blade Care and Connectors

Advice on blade dullness, cleaning, and specific connector/extension cord requirements.

Accessories

List of standard and optional accessories for the saw.

Troubleshooting

Saw Will Not Start

Common causes and remedies for the saw failing to start, including power and switch issues.

Blade Speed Issues

Reasons for the blade not reaching full speed, such as extension cord issues or low voltage.

Excessive Vibration

Causes of excessive vibration, including blade imbalance and improper workpiece support.

Square Cut Issues

Troubleshooting steps for achieving square cuts, referencing specific operating instructions.

Ripping Problems

Solutions for binding, burning, or motor stalling during ripping operations.

Blade Slipping

Remedies for blade slipping, primarily related to clutch assembly and tightening.

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