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Chicago Welding 94164 User Manual

Chicago Welding 94164
33 pages
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220 VAC
*
DUAL
MIG WELDER
94164
SET UP AND OPERATING INSTRUCTIONS
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.
Copyright
©
2006 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. Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product described herein. Tools required for
assembly and service may not be included.
For technical questions or replacement parts, please call 1-800-444-3353.
*220 VAC refers to input voltage.
Revised Manual 10f
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Chicago Welding 94164 Specifications

General IconGeneral
BrandChicago Welding
Model94164
CategoryWelding System
LanguageEnglish

Summary

Product Specifications

General Safety Rules

Work Area Safety

Keep your work area clean, well lit, and free of clutter.

Electrical Safety Precautions

Ensure proper grounding, avoid wet conditions, and protect power cords.

Personal Safety Guidelines

Stay alert, dress properly, and avoid accidental starting.

Tool Use and Care

Use the correct tool for the job and maintain tools for safe operation.

Service

Qualified Service Personnel Required

Tool service must be performed by certified and licensed technicians only.

Use Identical Replacement Parts

When servicing a tool, use only identical replacement parts to ensure safety.

Specific Safety Rules

Grounding and Plug Requirements

Requires a 220 VAC, 3-prong, grounded power cord plug installed by an electrician.

Label Maintenance

Maintain labels and nameplates on the Welder for important information.

Avoid Unintentional Starting

Ensure the Power Switch is OFF before plugging in or making adjustments.

Proper Tool Operation

Use the Welder for its intended purpose and do not force it.

Safe Working Environment

Keep the work area well lit and free of obstructions, grease, oil, and debris.

Eye and Burn Protection

Wear ANSI-approved safety clothing and devices, including eye protection and flame-resistant gear.

Prevent Accidental Fires

Remove combustible materials, use fire-resistant screens, and check for fire evidence.

Avoid Fume and Gas Overexposure

Ensure adequate ventilation or use a respirator to avoid inhaling toxic fumes and gases.

Inhalation Hazard Warning

Welding produces toxic fumes and gases that can cause serious health issues.

Electrical Shock Precautions

Do not touch live electrical parts; wear dry, insulating gloves.

Cylinder Safety and Handling

Cylinders can explode if damaged; handle with care and keep away from electrical circuits.

Pacemaker Interference Warning

Consult a physician before use if you have a pacemaker due to electromagnetic fields.

Manual Limitations and Operator Responsibility

The manual cannot cover all situations; common sense and caution are the operator's responsibility.

California Proposition 65 Warning

Product produces chemicals known to cause cancer and birth defects.

Grounding

Grounding Plug Requirements

Requires a 220 VAC, 3-prong, polarized, twistlock plug installed by an electrician.

Grounded Tools: Three Prong Plugs

Proper Grounding Connection

Connect to a properly grounded outlet using a three-wire cord and plug.

Extension Cords

Avoid Using Extension Cords

An extension cord must never be used with this item to prevent damage or fire.

Symbology

Understanding Safety Symbols

Key symbols used in the manual for safety and operation.

Unpacking

Check All Parts Upon Arrival

Verify that all listed parts are included and contact customer service if any are missing.

Assembly Instructions

Attach the Handle

Insert the handle into the handle sockets and attach to the side panel.

Face Shield Assembly

Assemble the handle onto the face shield by lining up tabs and pressing.

Install a Wire Spool

Open the access panel and install a wire spool onto the axle.

Route the Wire

Secure the wire end and guide it through the wire feed leader and torch cable.

Change Wire Settings

Turn off the welder before changing wire rollers, contact tips, or settings.

Set Gun Polarity for Wire Type

Configure electrode polarity for gasless flux core or solid-core wire.

Install a Gas Cylinder

Securely attach a gas cylinder and regulator/flow meter for shielding gas.

Operating Instructions

Before You Begin Welding

Practice on scrap metal to develop skill before starting projects.

Duty Cycle (Duration of Use)

Understand the welder's duty cycle to prevent overheating and premature failure.

Setting Up the Weld

Adjust voltage controls, connect gas hose (if applicable), and clamp the ground.

Holding the Welding Torch

Maintain correct torch angle and stickout for proper weld bead formation.

Weld Settings Chart

Consult the chart for recommended voltage and wire speed settings based on material.

When the Weld is Completed

Lift the welding wire away, turn off the welder, and unplug the unit.

Weld Diagnosis

Weld Penetration Issues

Addresses issues like burn-through, drooping, or insufficient penetration.

Weld Adhesion Problems

Covers gaps between beads or workpieces due to technique or material.

Porosity and Bead Appearance

Diagnoses small cavities in the bead and crooked or wavy bead formation.

Excessive Spatter

Identifies and provides solutions for grainy, large spatter.

Strike Test Procedure

A method to test weld quality by deforming a test weld.

Inspection, Maintenance, and Cleaning

Nozzle Inspection, Cleaning, and Replacement

Inspect and clean the nozzle for optimal weld quality.

Contact Tip Inspection, Cleaning, and Replacement

Check and clean the contact tip for proper wire feeding and arc stability.

Replacing the Welding Torch Liner

Procedure for replacing the internal liner of the welding torch.

Parts Lists and Diagrams

Wiring Schematic

Diagram illustrating the electrical connections of the welder's components.

Parts List

A comprehensive list of all parts with descriptions and quantities.

Assembly Diagram

Visual guide showing how the welder's parts are assembled together.

Troubleshooting

Wire Feed Not Feeding Properly

Solutions for when the wire feed motor runs but wire doesn't feed.

Wire Creates Bird's Nest

Troubleshooting steps for tangled wire during operation.

Unstable Welding Arc

Addresses issues causing an unstable or inconsistent welding arc.

Welder Does Not Function

Steps to resolve issues when the welder fails to turn on.

Weak Arc Strength

Diagnoses and resolves problems causing a weak welding arc.

Arc Does Not Ignite

Troubleshooting for when the wire feeds but the welding arc fails to ignite.

Shielding Gas Flow Issues

Addresses problems related to shielding gas not flowing correctly.

Limited 1 Year / 90 Day Warranty

Warranty Coverage and Claims

Details the warranty period, coverage, and procedure for making a claim.

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