Table of Contents
Troubleshooting
Related Manuals for Hobart H-9 Gun
Summary of Contents for Hobart H-9 Gun
- Page 1 OM-948 213 220B May 2003 Processes Flux Cored (FCAW) Welding MIG (GMAW) Welding (Optional) Description Semi-Automatic, Air-Cooled Flux Cored (FCAW) And MIG (GMAW) Welding Gun H-9 Gun Visit our website at www.HobartWelders.com...
- Page 2 From Hobart to You Thank you and congratulations on choosing Hobart. Now you can get the job done and get it done right. We know you don’t have time to do it any other way. This Owner’s Manual is designed to help you get the most out of your Hobart products.
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Page 3: Table Of Contents
TABLE OF CONTENTS SECTION 1 –SAFETY PRECAUTIONS FOR FCAW AND GMAW WELDING GUNS – READ BEFORE USING ............1-1. -
Page 5: Section 1 -Safety Precautions For Fcaw And Gmaw Welding Guns - Read
SECTION 1 –SAFETY PRECAUTIONS FOR FCAW AND GMAW WELDING GUNS – READ BEFORE USING SR7_7/01 1-1. Symbol Usage Y Marks a special safety message. Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Means NOTE;... -
Page 6: Emf Information
EMF INFORMATION Considerations About Welding And The Effects Of Low Frequency Electric And NOTE Magnetic Fields The following is a quotation from the General Conclusions Section of To reduce magnetic fields in the workplace, use the following procedures: the U.S. Congress, Office of Technology Assessment, Biological Effects of Power Frequency Electric &... -
Page 7: Section 2 - Safety Information
SECTION 2 – SAFETY INFORMATION Read all safety messages throughout this manual. Obey all safety messages to avoid injury. Learn the meaning of WARNING and CAUTION. Safety Alert Symbol Signal Word WARNING means possible death WARNING CAUTION or serious injury can happen. ELECTRIC SHOCK can kill. -
Page 8: Installing Gun Into Welding Power Source
3-3. Installing Gun Into Welding Power Source Y Turn off welding power source. If existing gun requires removal, see Section 5-6. Open pressure assembly. Remove screws (3) from Insert gun cable through opening in front cover, and remove cover panel. Route weld cable, trigger leads, and from wire drive assembly. -
Page 9: Threading Welding Wire
3-4. Threading Welding Wire Wire Spool Welding Wire Inlet Wire Guide Pressure Adjustment Knob Drive Roll Gun Cable Lay gun cable out straight. Tools Needed: Hold wire tightly to keep it from unraveling. 6 in 4 in (150 mm) (102 mm) Open pressure assembly. -
Page 10: Section 4 - Operation
SECTION 4 – OPERATION 4-1. Operating The Gun Trigger Switch When pressed, energized wire feeds and shielding gas flows. Ref. 803 495-A OM-948 Page 6... -
Page 11: Section 5 - Maintenance & Troubleshooting
SECTION 5 – MAINTENANCE & TROUBLESHOOTING 5-1. Replacing Gun Contact Tip Y Turn off welding power source. Nozzle Remove nozzle. Contact Tip Tip Adapter Cut off welding wire at contact tip. Tools Needed: Remove contact tip from tip adapter, and install new contact tip. Reinstall nozzle. -
Page 12: Replacing Gun Liner
5-3. Replacing Gun Liner Y Turn off welding power source. Tools Needed: Head 8 mm / 10 mm Tube 8 mm Remove nozzle. Cut off wire Open pressure assembly. Retract Hold wire tightly to keep it at contact tip, and remove wire from liner onto spool. - Page 13 5-3. Replacing Gun Liner (Continued) When liner exits cable at gun handle, guide liner into head tube. Continue to push liner until it exits end of head tube. Reinstall cable end into drive housing with retaining ring between the two locating ribs. Position liner in groove so that black tubing end is flush with back of groove.
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Page 14: Replacing Liner O-Ring
5-4. Replacing Liner O-Ring Y Turn off welding power source. Tools Needed: Head 8 mm / 10 mm Tube 8 mm Remove nozzle. Cut off wire Open pressure assembly. Retract Hold wire tightly to keep it at contact tip, and remove wire from liner onto spool. - Page 15 5-3. Replacing Liner O-Ring (Continued) Push liner toward gun. If necessary, twist cable to ease installation. Guide liner into head tube. Continue to push liner until it exits end of head tube. Reinstall cable end into drive housing with retaining ring between the two locating ribs.
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Page 16: Replacing Switch And/Or Head Tube
5-5. Replacing Switch And/Or Head Tube Y Turn Off welding power source. Twist handle locking ring counterclockwise Slide trigger assembly forward 1/4 turn and slide it down cable. Separate and out of lower portion of handle. gun handle by lifting top rear portion up and Disconnect leads. -
Page 17: Removing Gun From Welding Power Source
5-6. Removing Gun From Welding Power Source Y Turn off welding power source. Head Tube 8 mm Remove nozzle. Cut off wire Open pressure assembly. Retract Hold wire tightly to keep it at contact tip, and remove wire from liner onto spool. from unraveling. -
Page 18: Routine Maintenance
5-7. Routine Maintenance Y Turn Off welding power source before maintaining. Each Spool Of Wire Clean Blow Out Nozzle And Check Casing Contact Tip 3 Months Replace Cracked Control Parts Cord Hose Gun Cable 5-8. Troubleshooting Trouble Remedy Wire does not feed; wire is not ener- Check contact tip. -
Page 19: Section 6 - Parts List
SECTION 6 – PARTS LIST 8 – See Table 6-1 803 499-B Figure 6-1. H-9 Gun Item Part Description Quantity 195 157 Figure 6-1. H-9 Gun .... - Page 20 Notes...
- Page 21 Notes...
- Page 22 Notes...
- Page 23 Effective January 1, 2002 5/3/1 WARRANTY applies to all Handler 135 and 175 models, Airforce 250, 250A, and 375 models, Warranty Questions? and Champion 10,000 models.This warranty also applies to the Beta-Mig 1800, Champ 1435, 2060, Call 8500 models, Ironman 250, Stickmate models, Tigmate models, and HSW-15 and HSW-25 spot 1-877-HOBART1 welder models effective with Serial No.
- Page 24 Welding Process Handbooks Call 1-877-Hobart1 Contact the Delivering Carrier to: File a claim for loss or damage during shipment. For assistance in filing or settling claims, contact your distributor and/or equipment manufacturer’s Transportation Department. PRINTED IN USA 2003 Hobart Welding Products. 1/03...