Lincoln Electric TIG 275 manual Table of Contents

viii TABLE OF CONTENTS viii

	Page.
Installation	Section A
Technical Specifications	A-1,A-2
Safety Precautions	.A-3
Select Suitable Location	A-3
Grinding	A-3
Stacking	A-3
Undercarriage Lifting and Moving	A-3
Tilting	A-3
Environmental Rating	A-3
Machine Grounding and High FREQUENCY INTERFERENCE PROTECTION	A-3,A-4
Input and Grounding Connections	A-4
Output Cable, Connections and Limitations	A-5
Work Cable Connection	A-5
Stick Electrode Cable Connection	A-5
TIG Torch Connection	A-6
Auxiliary Power Connections	A-7
Remote Control (If Used)	A-7
Robotic Interface Connection	A-7, A-8

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OPERATION	Section B-1
Safety Precautions	B-1
Product Description	B-1
Pipe Thawing	B-1
Duty Cycle:	B-1
Recommended Processes and Equipment	B-2
Controls and Settings	B-3 THRU B-6
Internal Set Up Controls	B-7
Sick Welding Features	B-7
TIG Welding Features	B-7
2 Step Trigger Modes	B-8
4 Step Trigger Modes	B-9
TIG Welding Cycle Chart	B-10
Setup Guidelines for TIG Welding with an Amptrol	B-10, B11
Making a TIG Weld with an Amptrol	B-12

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Accessories	Section C
Optional Equipment	C-1

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Maintenance	Section D
Safety Precautions	D-1
Routine and Periodic Maintenance	D-1
Overload Protection	D-1
Service Procedures, Component Access,Spark Gap Adjustment	D-2
Under-Cooler Service	D-2

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Troubleshooting	Section E
Safety Precautions	E-1
How To Use TroubleShooting Guide	E-1
Troubleshooting	E-2 to E-7

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Diagrams	Section F
Wiring Diagrams	F-1, F-2
Dimension Prints	F-3, F-4

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Parts List P-543