Hobart Welding Products H-9A Gun manual Table of Contents

TABLE OF CONTENTS

SECTION 1 −SAFETY PRECAUTIONS FOR FCAW AND
GMAW WELDING GUNS − READ BEFORE USING		1
1-1.	Symbol Usage	1
1-2. FCAW And GMAW Gun Hazards		1
EMF INFORMATION		2
SECTION 2 − SAFETY INFORMATION		3
SECTION 3 − INSTALLATION		3
3-1.	Specifications	3
3-2. Duty Cycle And Overheating		3
3-3. Installing Gun Into Welding Power Source		4
3-4.	Threading Welding Wire	5
SECTION 4 − OPERATION		6
4-1.	Operating The Gun	6
SECTION 5 − MAINTENANCE & TROUBLESHOOTING		7
5-1. Replacing Gun Contact Tip		7
5-2.	Cleaning Gun Liner	7
5-3.	Replacing Gun Liner	8
5-4.	Replacing Liner O-Ring	10
5-5. Replacing Switch And/Or Head Tube		12
5-6. Removing Gun From Welding Power Source		13
5-7.	Routine Maintenance	14
5-8.	Troubleshooting	14
SECTION 6 − PARTS LIST		15
WARRANTY