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Hobart Welding Products Handler 190 User Manual

Hobart Welding Products Handler 190
40 pages
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Description
OM-260273F 202003
Processes
File: MIG (GMAW)
Handler 190
R
Arc Welding Power Source And
Wire Feeder
MIG (GMAW) Welding
Flux Cored (FCAW) Welding
www.HobartWelders.com

Table of Contents

Questions and Answers:

Hobart Welding Products Handler 190 Specifications

General IconGeneral
Input Voltage230 V
Output Amperage Range30 - 190 A
Duty Cycle30% at 190 A
ProcessesMIG (GMAW), Flux-Cored (FCAW)
Input PhaseSingle-phase
Input Frequency60 Hz
Input Current30 A
Wire Diameter0.023-0.035 in (0.6-0.9 mm)
Weight68 lbs

Summary

Safety Precautions

Symbol Usage and Arc Welding Hazards

Explains manual symbols for hazard identification and warnings, and general arc welding risks.

Common Welding Operation Hazards

Covers fumes, arc rays, fire, flying metal, gas buildup, EMF, and noise risks during welding.

Installation and Equipment Hazards

Details risks from cylinders, falling equipment, overheating, static, moving parts, wire, and batteries.

Specifications

Unit Specifications

Lists the technical specifications of the welding unit.

Installation

Operation

Controls Overview

Identifies and explains the function of the unit's controls.

Weld Parameter Chart

Lists recommended weld parameters for various materials and wire types.

Maintenance & Troubleshooting

Troubleshooting Table

A table listing common problems and their remedies.

GMAW Welding (MIG) Guidelines

Troubleshooting - Excessive Spatter

Identifies causes and solutions for excessive spatter during welding.

Troubleshooting - Porosity

Lists causes and corrective actions for porosity in welds.

Troubleshooting - Excessive Penetration

Addresses issues of excessive weld penetration and how to fix them.

Troubleshooting - Lack Of Penetration

Details causes and remedies for insufficient weld penetration.

Troubleshooting - Incomplete Fusion

Explains causes and solutions for incomplete fusion in welds.

Troubleshooting - Burn-Through

Covers causes and corrective actions for burn-through during welding.

Troubleshooting - Distortion

Explains causes of weld distortion and methods to control it.

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