Instruction/ maintenance manual of the product H-9B Gun Hobart Welding Products
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H-9B Gun OM-225 333A 2006 − 06 Processes Description MIG (GMAW) W elding (Optional) Flux Cored (FCA W ) W elding Semi-Automatic, Air-Cooled Flux Cored (FCAW) And MIG (GMA W) W elding Gun File: Flux .
Hobart W elders manufactures a full line of welders and welding related equipment. For information on other quality Hobart products, contact your local Hobart distributor to receive the latest full line catalog or individual specification sheets. T o locate your nearest distributor or service agency call 1-877-Hobart1 or visit our website at www .
T ABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS FOR FCA W AND GMA W WELDING GUNS − READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . .
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OM-225 333 Page 1 SECTION 1 − SAFETY PRECAUTIONS FOR FCA W AND GMA W WELDING GUNS − READ BEFORE USING SR7_8/03 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols.
OM-225 333 Page 2 EMF INFORMA TION Th e following is a quotation from the General Conclusions Section of the U.S. Congress, Office of T echnology Assessment, Biological Effects of Power Frequency Electric & Magnetic Fields − Background Paper , OT A-BP-E-53 (W ashington, DC: U.
OM-225 333 Page 3 SECTION 2 − SAFETY INFORMA TION Read all safety messages throughout this manual. Obey all safety messages to avoid injury . Learn the meaning of W ARNING and CAUTION. 1 Safety Alert Symbol 2 Signal Word W ARNING means possible death or serious injury can happen.
OM-225 333 Page 4 3-3. Installing Gun Into W elding Power Source 803 497-A / Ref. 803 378-A Open pressure assembly . Remove screws (3) from cover, and remove cover from wire drive assembly. Insert gun cable through opening in front panel. Route weld cable, trigger leads, and gas hose through opening in drive housing.
OM-225 333 Page 5 3-4. Installing Contact T ip And Nozzle T ools Needed: Ref. 804 241-A Y T ur n off welding power source. 1 Nozzle Remove nozzle. 2 Contact Tip 3 Tip Adapter Thread welding wire through gun (see Section 3-5). Slide contact tip over wire and tighten tip into tip adapter .
OM-225 333 Page 6 3-5. Threading Welding Wire 1 Wire Spool 2 Welding Wire 3 Inlet Wire Guide 4 Pressure Adjustment Knob 5 Drive Roll 6 Gun Cable Lay gun cable out straight. T ools Needed: 6 1 Pull and hold wire; cut off end. 4 in (102 mm) Remove gun nozzle and contact tip.
OM-225 333 Page 7 SECTION 4 − OPERA TION 4-1. Operating The Gun Ref. 804 240-A 1 T rigger Switch When pressed, energized wire feeds and shielding gas flows (if unit is equipped with optional gas solenoid).
OM-225 333 Page 8 SECTION 5 − MAINTENANCE & TROUBLESHOOTING 5-1. Replacing Gun Contact Tip Ref. 804 241-A Y T ur n off welding power source. 1 Nozzle Remove nozzle. 2 Contact Tip 3 Tip Adapter Cut off welding wire at contact tip. Remove contact tip from tip adapter , and install new contact tip.
OM-225 333 Page 9 5-3. Replacing Gun Liner Ref. 804 241-A / 803 497-A / 803 837-A / 803 899-A T ools Needed: 8 mm / 10 mm Remove nozzle. Cut of f wire at contact tip, and remove contact tip and tip adapter . Open pressure assembly. Retract wire from liner onto spool.
OM-225 333 Page 10 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. Slide locking rings over top and bottom of handle, and secure by twisting rings clockwise 1/4 turn.
OM-225 333 Page 1 1 5-4. Replacing Switch/Handle Y T ur n Off welding power source. Disconnect switch leads and remove switch. Connect leads to new switch (polarity is not important). Be sure trigger is properly installed into trigger slot. Reassemble in reverse order .
OM-225 333 Page 12 5-5. Removing Gun From W elding Power Source 803 497-A / Ref. 803 378-A / 803 838-A Pull weld cable, trigger leads, and gas hose through opening in drive housing. Pull gun cable out through opening in front panel. To reinstall gun see Section 3-3.
OM-225 333 Page 13 5-6. Routine Maintenance Y T u rn Off welding power source before maintaining. Each Spool Of Wire Blow Out Gun Casing Clean Nozzle And Check Contact Tip 3 Months Control Cord Gas Hose Gun Cable Replace Cracked Parts 5-7.
OM-225 333 Page 14 SECTION 6 − P ARTS LIST 1 804 243-A 2 3 5 − See T able 6-1 4 6 7 7 Figure 6-1. H-9B Gun Description Part No. 225 397 Item No. Figure 6-1. H-9B Gun Quantity 1 169 715 NOZZLE, slip type .500 orf flush 1 . . . . . . . . . . . . . .
Warranty Questions? Call 1-800-332-3281 7 AM − 6 PM EST hobart_warr 2/05 Service Y o u always get the fast, reliable response you need. Most replacement parts can be in your hands in 24 hours. Support Need fast answers to the tough welding questions? Contact your distributor or call 1-800-332-3281.
PRINTED IN USA © 2005 Hobart Welding Products. 6/05 Hoba rt W elding Product s An Illinois T ool W orks Compan y 600 W est Main Street Tr oy, O H 45373 USA For Technical Assi stance: Call1-800-332-32.
An important point after buying a device Hobart Welding Products H-9B Gun (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hobart Welding Products H-9B Gun yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hobart Welding Products H-9B Gun - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hobart Welding Products H-9B Gun you will learn all the available features of the product, as well as information on its operation. The information that you get Hobart Welding Products H-9B Gun will certainly help you make a decision on the purchase.
If you already are a holder of Hobart Welding Products H-9B Gun, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hobart Welding Products H-9B Gun.
However, one of the most important roles played by the user manual is to help in solving problems with Hobart Welding Products H-9B Gun. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hobart Welding Products H-9B Gun along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
