Table of Contents

vi	TABLE OF CONTENTS	vi
		Page
	Installation………………………………………………………………...……...…….Section A
	Technical Specifications	A-1
	General Description	A-2
	Torch Mounting …....…………………………………………………..…...…………..……A-2
	Liner Installation ..………………………………………………………..……………..……A-2
	Contact Tip and Diffuser Installation.....……………………………………..………….…A-3
	Connecting the Torch to the Welding Equipment ..…….………………………..……….A-3
	Contact Tip Selection ..……………………………………………………..………….……A-3
	Contact Tip Size	A-4
	Wire Straighteners.………………………………………………………..…………………A-4
	Operation	Section B
	Electrodes and Equipment	B-1
	Making a Weld	B-1
	Avoiding Wire Feeding Problems	B-1
	Shielding Gas Delivery	B-1
	Air Blast Cleaning	B-1
	Nozzle Reaming	B-2
	Anti-spatter Spray	B-2
	Maintenance .………………………………………………………………..….…..…Section C
	Contact Tip Replacement	C-1
	Liner Replacement	C-1
	Contact Tip Alignment	C-2
	Torch Dimensional Print	C-3
	Torch Alignment Tool (L10430-1) Dimensional Print	C-4, C-5
	Trouble Shooting	Section D
	Safety Precautions	D-1
	How to use Troubleshooting Guide	D-1
	Troubleshooting Guide	D-2
	Parts List	P520