Hobart-welding-products HANDLER 125 AND H-9B GUN OM-947 212 149D Manuel d'utilisateur

OM-947 212 149D2006−08ProcessesArc Welding Power Source AndWire FeederDescriptionMIG (GMAW) Welding (Optional)Flux Cored (FCAW) WeldingHandler 125And

OM-947 Page 6Le rayonnement de l’arc du procédé de soudagegénère des rayons visibles et invisibles intenses(ultraviolets et infrarouges) susceptibles

OM-947 Page 72-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenanceRisque D’INCENDIE OU D’EXPLO-SION.D Ne p

OM-947 Page 82-5. Principales normes de sécuritéSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,de Global Engineering Documents

OM-947 Page 9SECTION 3 − SPECIFICATIONS3-1. SpecificationsRated WeldingOutputAmperageRangeMaximum Open-Circuit VoltageDCAmperes Input atRated Load Out

OM-947 Page 103-3. Volt-Ampere CurvesThe volt-ampere curves show theminimum and maximum voltageand amperage output capabilities ofthe welding power so

OM-947 Page 114-2. Process/Polarity TableProcessPolarityCable ConnectionsProcessPolarityCable To Gun Cable To Work ClampFCAW − Self-shielding wire −no

OM-947 Page 124-4. Installing Gas SupplyThis Section only applies to MIG units or units equipped with MIG kit.NOTEObtain gas cylinder and chain to run

OM-947 Page 134-5. Installing Wire Spool And Adjusting Hub TensionWhen a slight force is neededto turn spool, tension is set.1/2 inTools Needed:Ref. 8

OM-947 Page 144-6. Selecting A Location And Connecting Input Power For 115 VAC Model1 Rating Label2 Grounded ReceptacleA 115 volt, 20 ampere individua

OM-947 Page 154-7. Installing Contact Tip And NozzleTools Needed:Ref. 804 241-AY Turn off welding power source.1 NozzleRemove nozzle.2 Contact Tip3 Ti

Hobart Welders manufactures a full lineof welders and welding related equipment.For information on other quality Hobart products, contact your local H

OM-947 Page 164-8. Threading Welding Wire1 Wire Spool2 Welding Wire3 Inlet Wire Guide4 Pressure Adjustment Knob5 Drive Roll6 Gun CableLay gun cable ou

OM-947 Page 17SECTION 5 − OPERATION5-1. Controls1 Voltage SwitchUse control to select the weldvoltage range. As the thickness ofmaterial increases, a

OM-947 Page 185-3. Weld Parameter Chart

OM-947 Page 19210 428

OM-947 Page 20SECTION 6 − MAINTENANCE &TROUBLESHOOTING6-1. Routine MaintenanceY Disconnect power before maintaining.3 MonthsReplaceunreadablelabel

OM-947 Page 216-4. Changing Drive Roll Or Wire Inlet Guide1 Pressure Adjustment Knob2 Pressure AssemblyPivot pressure adjustment knobdown, and lift pr

OM-947 Page 226-5. Replacing Gun Contact TipTools Needed:Ref. 804 241-AY Turn off welding power source.1 NozzleRemove nozzle.2 Contact Tip3 Tip Adapte

OM-947 Page 236-6. Cleaning Gun Liner804 241-A / 803 838-AY Turn off welding power source.1 Nozzle2 Contact Tip3 AdapterHeadTubeTools Needed:8 mmLay g

OM-947 Page 246-7. Replacing Gun LinerRef. 804 241-A / 803 497-A / 803 837-A / 803 899-ATools Needed:8 mm / 10 mmRemove nozzle. Cut off wireat contact

OM-947 Page 256-7. Replacing Gun Liner (Continued)When liner exits cable at gunhandle, guide liner into headtube. Continue to push liner untilit exits

TABLE OF CONTENTSSECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Us

OM-947 Page 266-8. Troubleshooting TableTrouble RemedyNo weld output; wire does not feed; fandoes not runSecure power cord plug in receptacle (see Sec

OM-947 Page 27SECTION 7 − ELECTRICAL DIAGRAM230 950-AFigure 6-1. Circuit Diagram

OM-947 Page 28SECTION 8 − WIRE WELDING GUIDELINES8-1. Typical FCAW Process ConnectionsY Weld current can damageelectronic parts in vehicles.Disconnect

OM-947 Page 298-3. Typical Control SettingsThese settings are guidelines only. Material and wire type, joint design, fitup,position, etc. affect setti

OM-947 Page 308-4. Holding And Positioning Welding GunWelding wire is energized when gun trigger is pressed. Before lowering helmet andpressing trigge

OM-947 Page 318-5. Conditions That Affect Weld Bead ShapeWeld bead shape depends on gun angle, direction of travel, electrode extension(stickout), tra

OM-947 Page 328-6. Gun Movement During WeldingNormally, a single stringer bead is satisfactory for most narrow groove weld joints;however, for wide gr

OM-947 Page 338-9. Troubleshooting − Excessive SpatterExcessive Spatter − scattering of molten metal particles thatcool to solid form near weld bead.S

OM-947 Page 348-12. Troubleshooting − Lack Of PenetrationLack Of Penetration − shallowfusion between weld metal andbase metal.Lack of Penetration Good

OM-947 Page 358-15. Troubleshooting − Waviness Of BeadWaviness Of Bead − weld metal that is not parallel and does not coverjoint formed by base metal.

TABLE OF CONTENTSSECTION 8 − WIRE WELDING GUIDELINES 28 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

OM-947 Page 36SECTION 9 − PARTS LIST. Hardware is common andnot available unless listed.803 446-B12345667891011121314151617181942202122232425262728293

OM-947 Page 37DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 8-1. Main AssemblyQuantity1 210 432 CASE SECTION, front/bottom/rear 1. . . . . . . . . . . . .

OM-947 Page 381804 243-A235 − See Table 8-14677Figure 8-2. H-9B GunDescriptionPartNo.225 397ItemNo.Figure 8-2. H-9B GunQuantity1 169 715 NOZZLE, slip

OM-947 Page 39803 442-B451678923Figure 8-3. Wire Drive AssemblyQuantityDescriptionPartNo.209 532ItemNo.Figure 8-3. Wire Drive Assembly1 212 377 BEARIN

Notes

Notes

Notes

Warranty Questions?Call1-800-332-32817 AM − 6 PM ESThobart_warr 2006−01ServiceYou always get the fast,reliable response youneed. Most replacementparts

PRINTED IN USA © 2005 Hobart Welding Products. 6/05Hobart Welding ProductsAn Illinois Tool Works Company600 West Main StreetTroy, OH 45373 USAFor Tech

OM-947 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom _3/05Y Warning: Protect yourself and others from injury — read and follow these pre

OM-947 Page 2Arc rays from the welding process produce intensevisible and invisible (ultraviolet and infrared) raysthat can burn eyes and skin. Sparks

OM-947 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over, or

OM-947 Page 41-5. Principal Safety StandardsSafety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1,from Global Engineering Documents (p

OM-947 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONfre_som _3/05Y Avertissement : se protéger et protéger les autres contre le ris