Chicago Electric 97743 User Manual

ROTARY HAMMER - 1”
Model 97743
SET UP AND OPERATING INSTRUCTIONS
Diagrams within this manual may not be drawn proportionally.
Due to continuing improvements, actual product may differ slightly from the product described herein.
Distributed exclusively by Harbor Freight Tools
®
.
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our website at: http://www.harborfreight.com
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
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©
2008 by Harbor Freight Tools
®
. All rights reserved. No portion of this
manual or any artwork contained herein may be reproduced in any shape or form
without the express written consent of Harbor Freight Tools.
For technical questions or replacement parts, please call 1-800-444-3353.

Chicago Electric 97743 Specifications

General

Drilling capacity - Steel	1/2 in.
Chuck size	SDS-Plus
Voltage	120 V
No Load Speed (RPM)	800 RPM
Drilling capacity - Wood	1-1/2 in.

Summary

Safety Information

General Power Tool Safety Warnings

General safety guidelines applicable to all power tools.

Work area safety

Electrical safety

Personal safety

Advice on operator alertness, protective gear, and safe practices.

Percussion and Rotary Hammer Safety Warnings

Specific safety advice for rotary hammer operation.

Vibration Safety

Precautions to minimize injury from tool vibration.

GROUNDING

Importance and procedure for safe electrical grounding.

Setup and Operation

SET UP INSTRUCTIONS

Initial steps before operating the rotary hammer.

Tool Set Up

Changing The Settings

Workpiece and Work Area Set Up

OPERATING INSTRUCTIONS

Guidelines for safe and effective tool operation.

Inserting and Removing Drill Bits

General Operating Instructions

Maintenance, Troubleshooting, and Parts

Power tool use and care

MAINTENANCE AND SERVICING

Procedures for keeping the tool in good working condition.

TO CHANGE OR CLEAN THE CARBON BRUSHES

TROUBLESHOOTING

Common problems and their solutions for the rotary hammer.