Lincoln Electric LF-72/74 service manual Table of Contents, Installation Section, Section A-1

Models: LF-72/74

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Section A-1

TABLE OF CONTENTS

Section A-1

 

 

- INSTALLATION SECTION -

 

 

 

 

 

 

Installation

Section A

 

 

 

Technical Specifications

A-2

 

 

Safety Precautions

A-3

 

 

Location

A-3

 

 

Mounting

A-3

 

 

Bench Mount

A-4

 

 

Swivel Mount

A-4

 

 

Boom Mount

A-4

 

 

Suspended

A-4

 

 

Weld Cable Sizes

A-5

 

 

Coaxial Weld Cables

A-6

 

 

Weld Cable Connections

A-6

 

 

Analog Control Cable Connections

A-7

 

 

Analog Miller Control Cable Adapter

A-8

 

 

Welding Gun/Wire Feeder Trigger Connector

A-9

 

 

High Frequency Protection

A-9

 

 

Remote Sense Lead Specifications

A-9

 

 

Wire Drive Systems

A-9

 

 

Welding Guns, Torches and Accesories

A-10

 

 

Procedure for Changing Drive and Idle Roll Sets

A-11

 

 

Wire Drive Configuration

A-11/A-12

 

 

Pressure Arm Adjustment

A-12

 

 

Wire Reel Loading

A-13

 

 

Weld Wire Routing

A-14

 

 

Sheilding Gas Connections

A-15

 

 

Installing Electrode Conduit Kits

A-16

 

 

Aluminum Wire Preperations

A-17

 

 

Base Model, Bench Model Standard Duty and Bench Model Heavy Duty

A-18

 

 

Typical System Configurations

A-19

LF-72/74 SINGLE/DUAL

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Lincoln Electric LF-72/74 service manual Table of Contents, Installation Section, Section A-1