Hobart Welding Products 230 manual Main Assembly, 10 − − Fig

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SECTION 8 − PARTS LIST

. Hardware is common and not available unless listed.

	8
	7
8-3	6
10 − Fig.	8-2
	9 − Fig.

21		16
22	23	24

17 − Fig. 8-4

19	18
	20

242 214-A

Figure 8-1. Main Assembly

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Image 46

Contents Description OM-235 281AProcesses File MIG GmawFrom Hobart to You Protect Your InvestmentTable of Contents Warranty Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can burnWelding can cause fire or explosion Fumes and Gases can be hazardousARC Rays can burn eyes and skin Flying Metal or Dirt can injure eyesFalling Equipment can injure Welding Wire can injureFire or Explosion hazard Moving Parts can injureEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings About Implanted Medical DevicesSymboles utilisés UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un in cendie ou une explosion Risque D’INCENDIE OU D’EXPLO- Sion LE Bruit peut endommager l’ouïeLES Bouteilles peuvent exploser si elles sont endommagées LA Chute DE L’APPAREIL peut blesserLES Fils DE Soudage peuvent provoquer des blessures Proposition californienne 65 AvertissementsLE Soudage À L’ARC risque de provoquer des interférences Information EMF Principales normes de sécuritéEn ce qui concerne les implants médicaux OM-235 281 Welding Power Source Duty Cycle And Overheating SpecificationsOverheating Amperage Volt-Ampere CurvesVoltage 40.0 35.0 30.0 25.0 20.0 15.0 10.0 100 150 200 250 300Installing Welding Gun MIG GUNConnecting To Weld Output Terminals Installing Work ClampChanging Polarity Setting Gun Polarity For Wire TypeInstalling 2 lb Wire Spool And Adjusting Hub Tension Electrode Negative DcenInstalling 10 lb Wire Spool And Adjusting Hub Tension Installing 33 lb Wire Spool And Adjusting Hub TensionRear Panel Installing Gas SupplyTools Needed 1-1/8, 5/8 Turn off and disconnect input power Positioning Jumper LinksInput Voltage Electrical Service GuideHz Single Input Amperes At Rated OutputSpecial installation may be Selecting a Location And Connecting Input PowerDo not move or operate unit where it could tip Conductors from unitThreading Welding Wire Turn Off unit, and disconnect input power Controls Wire Speed Control3070 2080 1090 Selecting Wire, Gas and Control Settings Weld ParametersSupplementary Protectors Routine MaintenanceDisconnect power Before maintainingTurn Off power Replacing Drive Roll And Wire Inlet GuideRemoving Knob From Front Panel Turn Off power before replacing contact tip Aligning Drive Rolls and Wire GuideReplacing Gun Contact Tip Turn Off power before Installing cable hangers Installing Cable HangersCable Hanger Screws Tools Needed Turn off welding power source/wire feeder Wire Drive/Gun Trouble Remedy Welding Troubleshooting TableWire Drive/Gun Troubleshooting Table Welding Trouble Remedy− MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsAmperage Typical MIG Process Control SettingsWire Size Amperage Range Select VoltageHolding And Positioning Welding Gun Groove WeldsPerpendicular Drag Conditions That Affect Weld Bead ShapePush Short Normal LongGood Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Penetration Troubleshooting − Excessive SpatterTroubleshooting − Porosity Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Base metal to move Troubleshooting − Waviness Of BeadTroubleshooting − Distortion DirectionCommon MIG Shielding Gases Troubleshooting Guide For Semiautomatic Welding EquipmentApplication Welding power source Welding arc not stable Wire slipping in drive rollsReadjust welding parameters Drive rolls if necessary− Electrical Diagram Main Assembly 10 − Fig 17 − FigItem Dia Part Description Quantity Mkgs Center Baffle w/Components Center Baffle w/Components -1Item Rear Panel w/Components Front Panel w/Components Wire Drive Assembly 234 Wire Drive AssemblyH200L4−15 Gun 237Accessories Knurl Drive Roll For Hard Shell Cored WiresSupport ServiceAssistance Contact your Distributor for Hobart Welding Products

SECTION 8 − PARTS LIST

10 − Fig.

17 − Fig. 8-4

Figure 8-1. Main Assembly

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