Lincoln Electric 550, 350 manual Table of Contents

Models: 550 350

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TABLE OF CONTENTS

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Page.

Installation

Section A

Technical Specifications

A-1

Unpacking the Spool Gun

A-2

Fume Gun Familiarization

A-2

Assembly of Fume Gun Internal Parts

A-2, A-3

Safety Precautions

A-3

Compatibility of Welding Machines and Wire Feeders

A-3

Preparing the Fume Gun for Welding

A-3

Select and Install a Wire Feeder Connection K Kit

A-4

Select and Install Gun Consumable Parts

A-5

Connect the Gun to the Wire Feeder

A-6

Connect the Gun to the Fume Collection System

A-6

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OPERATION

Section B-1

Safety Precautions

B-1

Product Description

B-1

Selecting or Changing the Trigger Position

B-2

Prepare the Fume Gun for Welding

B-3

Load Specified Wire into the Gun

B-3

Make the Weld

B-3

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Accessories......................................................................................................Section C-1

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Maintenance

Section D

Recommended Tools

D-1

Routine Cleaning and Inspections

D-1

Gas Diffuser Replacement

D-1

Liner Assembly Cleaning or Replacement

D-1

Trigger and Accessory Switch Lead Routings

D-2

Gun Tube Replacement

D-3

Trigger Assembly Replacement

D-3

Gun Cable Assembly Replacement

D-3, D-4

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Troubleshooting

Section E

How To Use Trouble Shooting Guide

E-1

Troubleshooting

E-2 to E-5

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Parts List.................................................................................P-202-AB, P-202-AC Series

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Lincoln Electric 550, 350 manual Table of Contents