AUTO ARC 120 Spécifications

OM-243 712D 2014−02ProcessesDescriptionArc Welding Power Source and WireFeederMIG (GMAW) WeldingFlux Cored (FCAW) WeldingAuto Arc 130And H-9B Welding

OM-243 712 Page 8LES CHARGES ÉLECTROSTATI-QUES peuvent endommager les cir-cuits imprimés.D Établir la connexion avec la barrette de terreavant de mani

OM-243 712 Page 92-4. Proposition californienne 65 AvertissementsLes équipements de soudage et de coupage produisent desfumées et des gaz qui contienn

OM-243 712 Page 10

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 11SECTION 3 − DEFINITIONS3-1. Additional Safety Symbols And Definitions.

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 12SECTION 4 − SPECIFICATIONS4-1. Serial Number And Rating Label LocationT

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 13SECTION 5 − INSTALLATION5-1. Selecting A Location! Special installation

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 145-5. Installing Gas Supply. This Section only applies to MIG units or u

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 155-7. Connecting 115 Volt Input Power! Installation must meet allNationa

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 165-9. Threading Welding Wire1 Wire Spool2 Welding Wire3 Inlet Wire Guide

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 17SECTION 6 − OPERATION6-1. Controls1 Voltage SwitchUse control to select

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

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 186-3. Weld Parameter Chart247 895-A

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 19SECTION 7 − MAINTENANCE &TROUBLESHOOTING7-1. Routine Maintenance! D

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 207-5. Changing Drive Roll Or Wire Inlet Guide1 Pressure Adjustment Knob2

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 217-6. Cleaning Gun Liner804 241-A / 803 838-A! Turn Off welding power so

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 227-7. Replacing Gun LinerRef. 804 241-A / 803 497-A / 803 837-A / 803 89

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 237-7. Replacing Gun Liner (Continued)When liner exits cable at gunhandle

. A complete Parts List is available at www.HobartWelders.comOM-243 712 Page 247-8. Troubleshooting TableTrouble RemedyNo weld output; wire does not f

OM-243 712 Page 25SECTION 8 − ELECTRICAL DIAGRAM247 077-AFigure 8-1. Circuit Diagram

OM-243 712 Page 26SECTION 9 − FCAW/GMAW WELDING GUIDELINES9-1. Typical FCAW Process ConnectionsWire Feeder/Power SourceWorkpieceGunWork ClampFCAW/GMAW

OM-243 712 Page 279-3. Typical Control Settings. These settings are guidelines only. Material and wire type, joint design, fitup, position, etc. affec

OM- 243 712 Page 1SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USINGsom 2013−097Protect yourself and others from injury — read, follow, and save these

OM-243 712 Page 289-4. Holding And Positioning Welding Gun. Welding wire is energized when gun trigger is pressed. Before lowering helmet and pressing

OM-243 712 Page 299-5. Conditions That Affect Weld Bead Shape. Weld bead shape depends on gun angle, direction of travel, electrode extension (stickou

OM-243 712 Page 309-6. Gun Movement During Welding. Normally, a single stringer bead is satisfactory for most narrow groove weld joints; however, for

OM-243 712 Page 319-9. Troubleshooting − Excessive SpatterExcessive Spatter − scattering of molten metal particles thatcool to solid form near weld be

OM-243 712 Page 329-11. Troubleshooting − Excessive PenetrationGood PenetrationExcessive Penetration − weld metal melting through base metaland hangin

OM-243 712 Page 339-14. Troubleshooting − Burn-ThroughBurn-Through − weld metal melting completely through base metalresulting in holes where no metal

OM-243 712 Page 349-17. Common GMAW (MIG) Shielding GasesThis is a general chart for common gases and where they are used. Many different combinations

OM-243 712 Page 35Problem RemedyProbable CauseWire feeds, but no gas flows(GMAW).Gas cylinder empty. Replace empty gas cylinder.Gas nozzle plugged. Cl

OM-243 712 Page 36SECTION 10 − ACCESSORIES/CONSUMABLES10-1. AccessoriesPart No. Description Remarks194 776 Small Running Gear/Cylinder Rack For One Sm

Warranty Questions? Call 1-800-332-3281 7 AM − 5 PM ESTauto arc warr 2013−08Effective January 1, 20133/1 WARRANTY applies to all Auto Arc welding equi

OM- 243 712 Page 2Welding produces fumes and gases. Breathingthese fumes and gases can be hazardous to yourhealth.FUMES AND GASES can be hazardous.D K

Model Name Serial/Style NumberPurchase Date (Date which equipment was delivered to original customer.)DistributorAddressCityState ZipORIGINAL INSTRUCT

OM- 243 712 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceFIRE OR EXPLOSION hazard.D Do not install or place unit on, over

OM- 243 712 Page 41-4. California Proposition 65 WarningsWelding or cutting equipment produces fumes or gaseswhich contain chemicals known to the Stat

OM-243 712 Page 5SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATIONfre_som_2013−097Pour écarter les risques de blessure pour vous−même et pour

OM-243 712 Page 6D Ne pas raccorder plus d’une électrode ou plus d’un câble demasse à une même borne de sortie de soudage. Débrancher lecâble pour le

OM-243 712 Page 7DES PIECES DE METAL ou DESSALETES peuvent provoquer desblessures dans les yeux.D Le soudage, l’écaillement, le passage de lapièce à l