Related Manuals for Hobart Welding Products H-9B Gun
Summary of Contents for Hobart Welding Products H-9B Gun
- Page 1 OM-225 333A Processes Description Semi-Automatic, Air-Cooled Flux Cored (FCAW) And MIG (GMAW) Welding Gun H-9B Gun File: Flux Cored (FCAW) 2006−06 Flux Cored (FCAW) Welding MIG (GMAW) Welding (Optional)
- 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. Symbol Usage ............... 1-2. -
Page 5: Section 1 −Safety Precautions For Fcaw And Gmaw Welding Guns − Read Before Using
SECTION 1 −SAFETY PRECAUTIONS FOR FCAW AND GMAW WELDING GUNS − READ BEFORE USING 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. This group of symbols means Warning! Watch Out! Possible ELECTRIC SHOCK and HOT PARTS hazards. Consult symbols and related instructions below for necessary actions to avoid the hazards. -
Page 6: Emf Information
NOTE Considerations About Welding And The Effects Of Low Frequency Electric And Magnetic Fields The following is a quotation from the General Conclusions Section of the U.S. Congress, Office of Technology Assessment, Biological Effects of Power Frequency Electric & Magnetic Fields − Background Paper, OTA-BP-E-53 (Washington, DC: U.S. -
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. WARNING ELECTRIC SHOCK can kill. Do not touch live electrical parts. Disconnect input power before installing or servicing. -
Page 8: Installing Gun Into Welding Power Source
3-3. Installing Gun Into Welding Power Source If existing gun requires removal, see Section 5-5. Open pressure assembly. Remove screws (3) from cover, and remove cover from wire drive assembly. Remove wrapper from Reinstall cover and unit. secure with screws (3). Route wires, cable, and hose to avoid contact with sharp edges, hot surfaces, or moving parts. -
Page 9: Installing Contact Tip And Nozzle
3-4. Installing Contact Tip And Nozzle Flux Nozzle Use with flux cored wire only. Narrow design allows access in tight spaces and provides better visibility of puddle during welding. Push nozzle over contact tip and adapter until it is seated onto adapter. -
Page 10: Threading Welding Wire
3-5. Threading Welding Wire Tools Needed: Open pressure assembly. Tighten Be sure that wire is positioned in proper feed roll groove. Close and tighten pressure assembly, and let go of wire. Press gun trigger until wire comes out of gun. OM-225 333 Page 6 Hold wire tightly to keep it from unraveling. -
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 OM-225 333 Page 7... -
Page 12: Section 5 − Maintenance & Troubleshooting
SECTION 5 − MAINTENANCE & TROUBLESHOOTING 5-1. Replacing Gun Contact Tip Tools Needed: 5-2. Cleaning Gun Liner Head Tube 8 mm Remove nozzle. Cut off wire at contact tip, and remove contact tip and tip adapter. Tools Needed: Lay gun cable out straight, and blow out liner. -
Page 13: Replacing Gun Liner
5-3. Replacing Gun Liner Head Tube 8 mm Remove nozzle. Cut off wire at contact tip, and remove contact tip and tip adapter. Remove screws (3) from cover, and remove cover from wire drive assembly. 8 mm Open pressure assembly. Retract wire from liner onto spool. - Page 14 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. 3/8 in (10 mm) Be sure that cable is straight. Tighten liner setscrew. Cut liner so that 3/8 in (10 mm) sticks out of head tube.
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Page 15: Replacing Switch/Handle
5-4. Replacing Switch/Handle Twist top and bottom handle locking rings counterclockwise 1/4 turn. Slide bottom ring down cable and top ring forward over head tube. Separate gun handle halves. Y Turn Off welding power source. Disconnect switch leads and remove switch. -
Page 16: Removing Gun From Welding Power Source
5-5. Removing Gun From Welding Power Source Head Tube 8 mm Remove nozzle. Cut off wire at contact tip, and remove contact tip and tip adapter. Remove wrapper from Remove screws (3) from unit. cover, and remove cover from wire drive assembly. Disconnect trigger leads from RC3 and RC4 on PC1. -
Page 17: Routine Maintenance
5-6. Routine Maintenance Blow Out Casing Replace Cracked Parts 5-7. Troubleshooting Trouble Wire does not feed; wire is not ener- Check contact tip. Check for kinks in gun cable. gized; wire feeds unevenly gized; wire feeds unevenly. Check contact tip. Check for kinks in gun cable. Blow out gun liner (see Section 5-2). Check for secure gun trigger lead connections at PC1 (see Section 3-3). -
Page 18: Section 6 − Parts List
SECTION 6 − PARTS LIST 5 − See Table 6-1 Item Part 225 397 Figure 6-1. H-9B Gun ....169 715 .... - Page 19 3 Years — Parts and Labor Drive Systems PC Boards Rotors, Stators and Brushes Idle Module Solenoid Valves Switches and Controls Spot Welder Transformer 1 Year — Parts and Labor Unless Specified (90 days for industrial use) Motor-Driven Guns MIG Guns/TIG Torches Relays Contactors...
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Page 20: Owner's Record
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. 2005 Hobart Welding Products. 6/05 Protect Your Investment! Register your product at: HobartWelders.com Hobart Welding Products...
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