Installing Welding Gun, Mig Gun | Hobart Welding Products 230

3-4. Installing Welding Gun

SPOOL GUN	SPOOL GUN	CB2
5	MIG GUN	CB1

MIG GUN

1Drive Assembly

2Gun Securing Knob

3Gun End

Loosen knob. Insert gun end through opening until it bottoms against drive assembly. Tighten knob.

4 Gun Trigger Plug

Insert plug into receptacle, and tighten threaded collar.

5MIG/Spool Gun Switch Switch is shown in MIG position. Close door.

Ref. 242 143-A

OM-235 281 Page 13

Page 17

Image 17

Hobart Welding Products 230 manual Installing Welding Gun, Mig Gun

Contents

Processes OM-235 281ADescription File MIG Gmaw Protect Your Investment From Hobart to You Table of Contents Warranty Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can burn ARC Rays can burn eyes and skin Fumes and Gases can be hazardousWelding can cause fire or explosion Flying Metal or Dirt can injure eyes Fire or Explosion hazard Welding Wire can injureFalling Equipment can injure Moving Parts can injure California Proposition 65 Warnings Principal Safety StandardsEMF Information About Implanted Medical Devices UNE Décharge Électrique peut entraîner la mort Symboles utilisés LE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux LES Bouteilles peuvent exploser si elles sont endommagées LE Bruit peut endommager l’ouïeRisque D’INCENDIE OU D’EXPLO- Sion LA Chute DE L’APPAREIL peut blesser LE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformation EMF OM-235 281 Overheating SpecificationsWelding Power Source Duty Cycle And Overheating Voltage Volt-Ampere CurvesAmperage 40.0 35.0 30.0 25.0 20.0 15.0 10.0 100 150 200 250 300 MIG GUN Installing Welding Gun Installing Work Clamp Connecting To Weld Output Terminals Installing 2 lb Wire Spool And Adjusting Hub Tension Setting Gun Polarity For Wire TypeChanging Polarity Electrode Negative Dcen Installing 33 lb Wire Spool And Adjusting Hub Tension Installing 10 lb Wire Spool And Adjusting Hub Tension Tools Needed 1-1/8, 5/8 Installing Gas SupplyRear Panel Positioning Jumper Links Turn off and disconnect input power Hz Single Electrical Service GuideInput Voltage Input Amperes At Rated Output Do not move or operate unit where it could tip Selecting a Location And Connecting Input PowerSpecial installation may be Conductors from unit Threading Welding Wire Turn Off unit, and disconnect input power 3070 2080 1090 Wire Speed ControlControls Weld Parameters Selecting Wire, Gas and Control Settings Disconnect power Routine MaintenanceSupplementary Protectors Before maintaining Removing Knob From Front Panel Replacing Drive Roll And Wire Inlet GuideTurn Off power Replacing Gun Contact Tip Aligning Drive Rolls and Wire GuideTurn Off power before replacing contact tip Cable Hanger Screws Tools Needed Installing Cable HangersTurn Off power before Installing cable hangers Turn off welding power source/wire feeder Wire Drive/Gun Troubleshooting Table Welding Troubleshooting TableWire Drive/Gun Trouble Remedy Welding Trouble Remedy Typical MIG Process Connections − MIG Welding Gmaw Guidelines Wire Size Amperage Range Typical MIG Process Control SettingsAmperage Select Voltage Groove Welds Holding And Positioning Welding Gun Push Conditions That Affect Weld Bead ShapePerpendicular Drag Short Normal Long Gun Movement During Welding Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Troubleshooting − Porosity Troubleshooting − Excessive SpatterTroubleshooting − Excessive Penetration Possible Causes Corrective Actions Troubleshooting − Burn-Through Troubleshooting − Lack Of PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Distortion Troubleshooting − Waviness Of BeadBase metal to move Direction Application Troubleshooting Guide For Semiautomatic Welding EquipmentCommon MIG Shielding Gases Readjust welding parameters Welding arc not stable Wire slipping in drive rollsWelding power source Drive rolls if necessary − Electrical Diagram 10 − Fig 17 − Fig Main Assembly Item Dia Part Description Quantity Mkgs Center Baffle w/Components Center Baffle w/Components -1Item Rear Panel w/Components Front Panel w/Components 234 Wire Drive Assembly Wire Drive Assembly 237 H200L4−15 Gun Knurl Drive Roll For Hard Shell Cored Wires Accessories Assistance ServiceSupport Hobart Welding Products Contact your Distributor for