Table of Contents
Troubleshooting
Related Manuals for Hobart H-9B
Summary of Contents for Hobart H-9B
- Page 1 OM-225 333B 2012−05 Processes Flux Cored (FCAW) Welding MIG (GMAW) Welding (Optional) Description Semi-Automatic, Air-Cooled Flux Cored (FCAW) And MIG (GMAW) Welding Gun H-9B Gun File: Flux Cored (FCAW) www.HobartWelders.com...
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Page 2: Table Of Contents
..............WARRANTY Hobart is registered to the ISO 9001 Quality... -
Page 3: Section 1 −Safety Precautions For Gmaw Welding Guns − Read Before Using
SECTION 1 −SAFETY PRECAUTIONS FOR GMAW WELDING GUNS − READ BEFORE USING SR7 (MIG) 2011-10 Protect yourself and others from injury — read, follow, and save these important safety precautions and operating instructions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if Indicates special instructions. -
Page 4: Proposition 65 Warnings
1-3. Proposition 65 Warnings Welding or cutting equipment produces fumes or gases This product contains chemicals, including lead, known to which contain chemicals known to the State of California to the state of California to cause cancer, birth defects, or other cause birth defects and, in some cases, cancer. -
Page 5: Utilisation
SECTION 2 − MESURES DE SÉCURITÉ VISANT LES PISTOLETS DE SOUDAGE GMAW − À LIRE AVANT UTILISATION SR7(MIG)_2011−10fre Pour écarter les risques de blessure pour vous−même et pour autrui — lire, appliquer et ranger en lieu sûr ces consignes relatives aux précautions de sécurité... -
Page 6: Proposition Californienne 65 Avertissements
LES PIÈCES CHAUDES peuvent LES FILS DE SOUDAGE peuvent provoquer des brûlures. provoquer des blessures. D Laisser refroidir le pistolet avant de le toucher. D Éloigner les mains et le corps de la buse du pis- D Ne pas toucher d’objets métalliques chauds. tolet après avoir appuyé... -
Page 7: Section 3 − Installation
3-1. Specifications Air-Cooled Welding Gun For FCAW And GMAW Welding H-9B Feeds .030 − .035 in. (0.8 − 0.9 mm) Flux Cored Wire Or .023 − .030 in. (0.6 − 0.8 mm) Solid Wire Duty Cycle Rating: 60%: 70 A With Flux Cored Wire... -
Page 8: Installing Gun Into Welding Power Source
3-3. Installing Gun Into Welding Power Source If existing gun requires Turn off and disconnect input removal, see Section 5-5. power. 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: Installing Contact Tip And Nozzle
3-4. Installing Contact Tip And Nozzle Turn off and disconnect input power. Nozzle Remove nozzle. Contact Tip Tip Adapter Thread welding wire through gun (see Section 3-5). Slide contact tip over wire and tighten tip into tip adapter. Install nozzle. Flux Nozzle MIG Nozzle Use with flux cored wire only. -
Page 10: Threading Welding Wire
3-5. 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 11: Section 4 − Operation
SECTION 4 − OPERATION 4-1. Operating The Gun Trigger Switch When pressed, energized wire feeds and shielding gas flows (if unit is equipped with optional gas solenoid). Ref. 804 240-A Notes OM-225 333 Page 9... -
Page 12: Section 5 − Maintenance & Troubleshooting
SECTION 5 − MAINTENANCE & TROUBLESHOOTING 5-1. Replacing Gun Contact Tip Turn off and disconnect input power. Nozzle Remove nozzle. Contact Tip Tip Adapter Tools Needed: Cut off welding wire at contact tip. Remove contact tip from tip adapter, and install new contact tip. Reinstall nozzle. -
Page 13: Replacing Gun Liner
5-3. Replacing Gun Liner Turn off and disconnect input power. Tools Needed: Head Tube 8 mm / 10 mm 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 14 5-3. Replacing Gun Liner (Continued) 13/16 in. (21 mm) 8 mm When liner exits cable at gun handle, guide liner into head tube. Continue to push liner until it exits end of head tube. Insert retaining nut into adapter, and adjust liner stickout as shown.
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Page 15: Replacing Switch/Handle
5-4. Replacing Switch/Handle Turn off and disconnect input power. Twist top and bottom handle locking rings Disconnect switch leads and remove counterclockwise 1/4 turn. Slide bottom ring switch. Connect leads to new switch down cable and top ring forward over head (polarity is not important). -
Page 16: Removing Gun From Welding Power Source
5-5. Removing Gun From Welding Power Source Turn off and disconnect input power. 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 17: Routine Maintenance
5-6. Routine Maintenance Disconnect power Maintain more often before maintaining. during severe conditions. n = Check Z = Change ~ = Clean l = Replace Reference * To be done by Factory Authorized Service Agent Each Spool Of Wire n~ Nozzle and contact tip ~ Blow out gun casing l Unreadable Labels ~ Weld Terminals... -
Page 18: Section 6 − Parts List
SECTION 6 − PARTS LIST 5 − See Table 6-1 804 243-A Figure 6-1. H-9B Gun Item Part Description Quantity 225 397 Figure 6-1. H-9B Gun .... - Page 19 Effective January 1, 2012 5/3/1 WARRANTY applies to all Hobart welding equipment, plasma cutters and spot welders with a Warranty Questions? serial number preface of MC or newer. Call This limited warranty supersedes all previous Hobart warranties and is exclusive with 1-800-332-3281 no other guarantees or warranties expressed or implied.
- Page 20 Thank you for purchasing Hobart. Our trained technical support team is dedicated to your satisfaction. For questions regarding performance, op- eration, or service, contact us! Resources Available Always provide Model Name and Serial/Style Number. To locate a Service Center: Call 1-800-332-3281 or visit our website at www.HobartWelders.com/wheretobuy...