Titanium MIG 170 - User Manual

!"#$%&'()*+,
-.'./&)01&*23'./2&4/5&(//6577***,(413)1812.9(/,:);
<;4.=&)01&/2:(+.:4=&'066)1/&4/5&61)>0:/'066)1/?(413)1812.9(/,:);
MIG140
MIG170
64804 64805
Owner’s Manual & Safety Instructions
Save This Manual Keep this manual for the safety warnings and precautions, assembly,
operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the
back of the manual near the assembly diagram (or month and year of purchase if product has no number).
Keep this manual and the receipt in a safe and dry place for future reference. 18g
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-380-0318 as soon as possible.
Copyright
©
2018 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.
Too ls r eq ui red fo r as se mbly a nd s er vice m ay n ot be in cl ud ed .
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.

Summary

Owners Manual & Safety Instructions

General Safety Warning

Read this material before using this product. Failure to do so can result in serious injury.

IMPORTANT SAFETY INFORMATION

General Safety Precautions

Key safety rules for operating the welder, including alertness and common sense.

Fume and Gas Safety

Inhalation Hazard

Risks of welding fumes, including cancer and respiratory issues. Use ventilation/respirator.

Arc Ray Safety

Protection against arc rays, requiring eye protection, protective clothing, and head covering.

Electrical Safety

Electric Shock Prevention

Warnings about electric shock, grounding, wet conditions, and cord abuse.

Fire Safety

Arc and Hot Slag Fire Prevention

Preventing fires from sparks, hot slag, and combustible materials.

Grounding

Grounding Wire Connection Warning

Critical safety information regarding grounding wire connections to prevent shock.

Setup

Wire Spool Installation;Wire Setup

Step-by-step guide for installing a 2 lb wire spool.

10-12 Pound Wire Spool Installation

Detailed steps for installing a 10-12 lb wire spool onto the welder.

DCEP Polarity Setup for Gas Shielded Welding

How to set up Direct Current Electrode Positive polarity for gas-shielded welding.

Feed Roller Instructions

How to check and set the correct feed roller for wire type and size.

Wire Feeding and Power Connection

Feeding wire through the liner and connecting the welder to power.

Final Wire Feed Adjustments

Adjusting wire tension and replacing contact tip/nozzle.

DCEN Polarity Setup

How to set up Direct Current Electrode Negative polarity for flux-cored welding.

Basic Welding

Protective Gear and Fume Safety

Essential protective gear and importance of avoiding fumes.

Fire and Burn Prevention

Front Panel Controls

Control Descriptions

Weld Settings

Referencing the Settings Chart

Duty Cycle (Duration of Use)

Rated Duty Cycle Explained

Setting Up The Weld

Practice Welds and Surface Preparation

Ground Clamp and Dial Settings

Asphyxiation Hazard

Gas Shielded Welding Safety

Power Connection and Gun Placement

Connecting Power Cord and Adjusting Voltage

Basic Welding Technique

Stringer and Weave Bead Techniques

Gun Angles and Work Distance

Welding Completion

Post-Weld Procedures

Welding Tips

Cleaning the Weld

Weld Diagnosis

Heat Control and Weld Penetration

Weld Problems

Penetration Issues

Weld Defects

Porosity and Excessive Spatter

Maintenance

Pre-Use Inspection Checklist

Nozzle and Contact Tip Care

Alarm Indicator Error Codes

Troubleshooting Common Problems

Solutions for wire feed issues, bird's nests, and wire stopping during welding.

Troubleshooting (continued)

Arc Stability and Strength Issues

Wire Feed and Porosity Issues

Titanium MIG 170 Specifications

General

Output Amperage Range	30-170A
Duty Cycle	30% at 170A
Welding Processes	MIG, Flux-Cored
Spool Size Capacity	4 in and 8 in
Wire Diameter Range	0.023 in - 0.035 in