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RIDGID R4120 User Manual

RIDGID R4120
36 pages
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OPERATOR’S MANUAL
12 in. COMPOUND MITER SAW
WITH LASER
R4120 - Double Insulated
SAVE THIS MANUAL FOR FUTURE REFERENCE
Your miter saw has been engineered and manufactured to our high standard for dependability, ease of operation, and
operator safety. When properly cared for, it will give you years of rugged, trouble-free performance.
WARNING:
To reduce the risk of injury, the user must read and understand the operator’s manual before using this product.
Thank you for buying a RIDGID® product.
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RIDGID R4120 Specifications

General IconGeneral
Motor Power15 Amp
Voltage120V
Bevel Capacity0-45 degrees
Blade Diameter10 in
Max Cut Depth at 45 Degrees2-1/2 in.
Table Size20-1/2 x 26-1/2 inch
Arbor Size5/8 inch
Depth of Cut at 45 degrees2-1/2 in.

Summary

Introduction

General Safety Rules

Specific Safety Rules

Symbols

Electrical

Double Insulation

Explains double insulation in electric power tools for shock protection.

Electrical Connection

Details connecting the tool to a 120V AC, 60Hz power supply.

Extension Cords

Guidelines for selecting and using extension cords for power tools.

Glossary of Terms

Features

Product Specifications

Technical specifications of the compound miter saw, including dimensions and capacity.

Know Your Compound Miter Saw

Understanding the tool's operation, features, and safety rules before use.

Laser Guide

Details about the laser guide for accurate cutting.

Switch Trigger

How to use the trigger and lock the switch for safety.

Tools Needed

Loose Parts

Assembly

Initial Setup and Mounting

Steps for safely unpacking the miter saw and securely mounting it.

Blade Installation and Alignment

Instructions for installing the blade and aligning saw for accurate cuts.

Pivot and Lock Adjustments

Details on adjusting miter lock, blade squaring, and pivot points.

Operation

Basic Cutting Procedures

Instructions for performing miter, cross, and bevel cuts on the workpiece.

Compound and Specialty Cuts

Guidance for compound cuts, crown molding, and warped material.

Supporting Workpieces

Methods for supporting long and wide workpieces during cutting operations.

Adjustments

To Adjust the Laser Guide

Procedure for adjusting the laser guide for precise cutting alignment.

Maintenance

Brush Replacement

Steps for checking and replacing worn carbon brushes in the motor.

Changing the Batteries in the Laser

Instructions for replacing the batteries in the laser guide.

Warranty

3 Year Limited Service Warranty

Details of the 3-year limited service warranty for the tool.

How to Obtain Service

Guidance on how to get the tool serviced or repaired under warranty.

Warranty Exclusions and Limitations

Lists exclusions, disclaimers, and limitations of the warranty.

Customer Service Information

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