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TABLE OF CONTENTS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Page

 

 

 

 

 

 

 

 

 

 

 

 

Installation

Section A

 

 

 

 

Technical Specifications

A-1

 

 

 

 

Identify and Locate Components

A-2

 

 

 

 

Select Suitable Location

A-3

 

 

 

 

Stacking

A-3

 

 

 

 

Tilting

A-3

 

 

 

 

Output Connections

A-3

 

 

 

 

Work Clamp Installation

A-3

 

 

 

 

Work Cable Installation

A-4

 

 

 

 

Gun Installation

A-4

 

 

 

 

Connecting Gun Cable to the Handymig 170i

A-4

 

 

 

 

Gas Connection

A-4

 

 

 

 

Input Connections

A-5

 

 

 

 

Electrical Input Connection for Rated Output

A-6

 

 

 

 

Line Cord Connection

A-6

 

 

 

 

 

 

 

 

 

 

 

 

Operation

Section B

 

 

 

 

Safety Precautions

B-1

 

 

 

 

General Description

B-1

 

 

 

 

Recommended Processess

B-1

 

 

 

 

Optional Features and Controls

B-1

 

 

 

 

Design Features and Advantages

B-1

 

 

 

 

Welding Capability

B-2

 

 

 

 

Limitations

B-2

 

 

 

 

Controls and Settings

B-2

 

 

 

 

Welding Operations

B-3

 

 

 

 

Sequence of Operations

B-3

 

 

 

 

Wire Loading

B-3

 

 

 

 

Friction Brake Adjustments

B-3

 

 

 

 

Wire Threading

B-4

 

 

 

 

Making a Weld

B-5

 

 

 

 

Cleaning Tip and Nozzle

B-5

 

 

 

 

Process Guidelines

B-5

 

 

 

 

Changing Over to Feed Other Wire Sizes

B-6

 

 

 

 

Welding with GMAW

B-6

 

 

 

 

Welding with FCAW

B-6

 

 

 

 

 

 

 

 

 

 

 

Learning to Weld

B-7

 

 

 

 

Overload Protection

B-7

 

 

 

 

Output Overload

B-7

 

 

 

 

Thermal Protection

B-7

 

 

 

 

Electronic Wire Drive Motor Protection

B-7

 

 

 

 

Learning to Weld

B-7

 

 

 

 

The Arc-Welding Circuit

B-7

 

 

 

 

The Self-Shielded FCAW Welding Arc

B-8

 

 

 

 

The GMAW (MIG) Welding Arc

B-8

 

 

 

 

Process Selection

B-9

 

 

 

 

For GMAW (MIG) Process

B-9

 

 

 

 

For FCAW (Innershield) Process

B-9

 

 

 

 

Common Metals

B-9

 

 

 

 

Joints Types and Positions

B-9

 

 

 

 

Butt Welds

B-9

 

 

 

 

Penetration

B-10

 

 

 

 

Fillet Welds

B-10

Handymig 170i

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Lincoln Electric 170I manual Table of Contents