Hobart H-9B, 125 EZ manual Warranty

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TABLE OF CONTENTS

SECTION 8 − WIRE WELDING GUIDELINES		26
8-1. Typical FCAW Process Connections		26
8-2.	Typical Control Settings	27
8-3.	Holding And Positioning Welding Gun	28
8-4.	Conditions That Affect Weld Bead Shape	29
8-5.	Gun Movement During Welding	30
8-6.	Poor Weld Bead Characteristics	30
8-7.	Good Weld Bead Characteristics	30
8-8.	Troubleshooting − Excessive Spatter	31
8-9.	Troubleshooting − Porosity	31
8-10.	Troubleshooting − Excessive Penetration	31
8-11.	Troubleshooting − Lack Of Penetration	32
8-12.	Troubleshooting − Incomplete Fusion	32
8-13.	Troubleshooting − Burn-Through	32
8-14.	Troubleshooting − Waviness Of Bead	33
8-15.	Troubleshooting − Distortion	33
8-16.	Troubleshooting Guide For Semiautomatic Welding Equipment	33
SECTION 9 − PARTS LIST		34
WARRANTY

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Contents OM-923 ProcessesDescription File Flux Cored FcawFrom Hobart to You Table of Contents Warranty Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can killARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers LES Fumées ET LES GAZ peuvent être dangereux UNE Décharge Électrique peut entraîner la mortIndique un message de sécurité particulier LE Soudage peut provoquer un Incendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesRisque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité En ce qui concerne les stimulateurs cardiaquesSpecifications − SpecificationsDuty Cycle And Overheating Volt-Ampere Curves − Installation Installing Work ClampProcess/Polarity Table PolarityInstalling Wire Spool And Adjusting Hub Tension Installing 4 in 102 mm Wire SpoolDo not move or operate unit where it could tip Installing Contact Tip And Nozzle Turn off welding power sourceThreading Welding Wire Input Power− Operation ControlsOperating The Gun − Maintenance &TROUBLESHOOTING Routine MaintenanceOverload Protection Drive Motor ProtectionChanging Drive Roll Or Wire Inlet Guide Slide replacement wire guide intoReplacing Gun Contact Tip Cleaning Gun Liner End of wire at spool Replacing Gun Liner13/16 in 21 mm Trouble Remedy Troubleshooting TableDoes not run − Electrical Diagram Circuit Diagram− Wire Welding Guidelines Typical Fcaw Process ConnectionsTypical Control Settings Wire Size Amperage RangeThickness to Amperage a AmperageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Good Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Spatter Troubleshooting − PorosityTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Waviness Of Bead Troubleshooting − DistortionTroubleshooting Guide For Semiautomatic Welding Equipment Wire does not feed− Parts List Main AssemblyDia Part Description Quantity 225 PkgWire Drive Assembly 209Page Support ServiceAssistance Contact your Distributor for Hobart Welding Products