Table of Contents

viii	TABLE OF CONTENTS	viii
		Page
	Installation	Section A
	Technical Specifications	A-1
	Safety Precautions	A-2
	Location	A-2
	Work Clip Lead	A-2
	High Frequency Protection	A-2
	Weld Cable Connections	A-3
	Electrode Connection	A-3
	Work Connection	A-3
	Power Source Connection	A-3
	Engine Drive Power Source Connection	A-3
	Connection Diagrams	A-4
	Gun and Cable Assemblies	A-5
	Electrode Polarity	A-5
	Connections	A-5
	Procedure to Install Drive Rolls and Wire Guides	A-5
	Feed Wire Electrode	A-6
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	Operation	Section B
	Safety Precautions	B-1
	Graphic Symbols that appear on this Machine or in this Manual	B-1
	General Description	B-2
	Duty Cycle	B-2
	Recommended Processes	B-2
	Process Limitations	B-2
	Equipment Limitations	B-2
	Operational Features and Controls	B-2
	Case Front Controls	B-3
	83% Procedure	B-3
	LN™-15 Power-Up Sequence	B-4, B-5
	Internal Controls	B-5
	Spring Tension Arm	B-5
	Wire Drive Configuration	B-6
	Cold Feed/Gas Purge Switch	B-6
	2 Step-Trigger Interlock Switch	B-7
	Flow Meter	B-7
	Spindle Brake	B-7
	Shielding Gas Connection	B-7
	Constant Current Operation	B-8
	Setting Arc Sensing wire Feed Speed For Constant Current Operation	B-9
	Making a Weld	B-10
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	Accessories	Section C
	Factory Installed Equipment	C-1
	Electrode, K-Kit used	C-1
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	Maintenance	Section D
	Safety Precautions	D-1
	Routine Maintenance	D-1
	Periodic Maintenance	D-1
	Calibration Specification	D-1
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	Troubleshooting	Section E
	Safety Precautions	E-1
	How to Use Troubleshooting Guide	E-1
	Troubleshooting Guide	E-2 thru E-4
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	Wiring Diagram & Dimension Prints	Section F
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	Parts Pages	P-482
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