Hobart Welding Products
H-9A Gun
manual
Troubleshooting
Specification
Parts list
Symbol Usage
Threading Welding Wire
Cleaning Gun Liner
Turn off welding power source
Service
Page 21
Notes
Page 20
Page 22
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Page 20
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Contents
220 361A
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June
Flux Cored Fcaw Welding MIG Gmaw Welding Optional
From Hobart to You
Table of Contents
Page
Marks a special safety message
Symbol Usage
Means Note not safety related
Fcaw And Gmaw Gun Hazards
About Pacemakers
EMF Information
− Installation
− Safety Information
Specifications
Duty Cycle And Overheating
Turn off welding power source
Installing Gun Into Welding Power Source
Thread wire according to Section
If existing gun requires removal, see Section
Hold wire tightly to keep it from unraveling
Threading Welding Wire
Operating The Gun
− Operation
− Maintenance & Troubleshooting
Cleaning Gun Liner
Replacing Gun Contact Tip
Replacing Gun Liner
Remove black sleeving from end of replacement liner
Loosen liner setscrew
With allen wrench
19 mm
Replacing Liner O-Ring
Replacing Liner O-Ring
Tools Needed Mm, 11/16
Replacing Switch And/Or Head Tube
Disconnect weld cable from weld terminal Remove wrapper from
Removing Gun From Welding Power Source
Each Spool Of Wire
Routine Maintenance
Troubleshooting
Gized wire feeds unevenly
− See Table
− Parts List
Pkg
Pkg
Work like a Pro
Page
Page
Support
Service
For assistance in filing or settling claims, contact
Call
Your distributor and/or equipment manufacturer’s
Transportation Department
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