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vi

TABLE OF CONTENTS

 

 

 

 

Page

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Installation

Section A

Technical Specifications

A-1

Pre-Operation Installation

A-2

Safety Precautions

A-2

Exhaust Spark Arrester

A-2

Location/Ventilation

A-2

Machine Grounding

A-2

Lift Bail

A-2

Trailers

A-2,A-3

Polarity Control and Cable Sizes

A-3

Pre-Operation Service

A-3

Oil

A-3

Fuel

A-3

Cooling System

A-3

Battery Charging

A-4

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Operation

Section B

Safety Precautions

B-1

General Description

B-1

Engine Operation

B-2

Starting The Perkins 104-22 Engine

B-2

Stopping the Engine

B-2

Typical Fuel Consumption

B-2

Welder Operation

B-3

Duty Cycle

B-3

Control of Welding Current

B-3

Idler Operation

B-3

Auxiliary Power

B-4

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Accessories

Section C

Optional Features (Field Installed )

C-1

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Maintenance

Section D

Safety Precautions

D-1

General Instructions

D-1

Cooling System

D-1

Bearings

D-1

Commutator and Brushes

D-1,D-2

Idler Maintenance

D-2

Nameplates

D-2

Purging Air from Fuel System

D-2

Engine Service Chart

D-3

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Troubleshooting

Section E

Safety Precautions

E-1

Welder Troubleshooting

E-2

Engine Troubleshooting Guide

E-3,E-4

Electronic Idler Troubleshooting Guide

E-5, E-6

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Diagrams

Section F

Wiring Diagram ( SA - 250 )

F-1

Dimension Print

F-2

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Parts List

P433, P25-L Series

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Lincoln Electric SA-250 manual Table of Contents