Process/Polarity Table | Hobart Welding Products 210 instruction

5-3. Process/Polarity Table

	Process	Polarity	Cable Connections

			Cable To Gun	Cable To Work
			Cable To Gun	Cable To Work

	GMAW − Solid wire with shield-	DCEP − Reverse polarity	Connect to positive (+) out-	Connect to negative (−) output
	ing gas		put terminal	terminal

	FCAW − Self-shielding wire −	DCEN − Straight Polarity	Connect to negative (−)	Connect to positive (+) output
	no shielding gas		output terminal	terminal

5-4. Changing Polarity

CHANGING

POLARITY

DCEN

Electrode negative for

flux cored wire

1

DCEP

Electrode positive for

solid wire

2

1Lead Connections For Direct Current Electrode Negative (DCEN)

2Lead Connections For Direct Current Electrode Positive (DCEP)

Always read and follow wire manufacturer’s recommended polarity, and see Section 5-3.

Close door.

Ref. 209 228 / Ref. 209 229

OM-227 978 Page 12

Image 16

Hobart Welding Products 210 manual Process/Polarity Table, Changing Polarity

Contents

OM-227 978A ProcessesDescription 2006−12 From Hobart to You Table of Contents − Parts List Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can kill ARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or kill California 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 graves Risque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessures Principales normes de sécurité En ce qui concerne les stimulateurs cardiaques − Specifications Symbols And DefinitionsSpecifications − Definitions Duty Cycle And Overheating Volt-Ampere CurvesAmperes Output Installing Welding Gun − InstallationInstalling Work Clamp Process/Polarity Table Changing Polarity Installing Gas Supply Do not move or operate unit where it could tip Selecting a Location And Connecting Input PowerFirst, and never to a line ter- minal Electrical Service Guide Installing Wire Spool And Adjusting Hub Tension Installing Contact Tip And Nozzle Flux Nozzle Connecting Optional Spool Gun Appropriate setting Threading Welding Wire Hold wire tightly to keep it from unraveling − Operation Controls Weld Parameter Chart For 230 VAC Model 227 949-A − Maintenance &TROUBLESHOOTING Routine MaintenanceOverload Protection Drive Motor Protection Turn Off power before replacing contact tip Changing Drive Roll Or Wire Inlet GuideReplacing Gun Contact Tip Disconnect gun from unit Cleaning Or Replacing Gun LinerTo Reassemble Gun Replacing Switch And/Or Head Tube Trouble Remedy Troubleshooting TableDoes not run OM-227 978 − Electrical Diagram Circuit Diagram 227 951-A − MIG Welding Gmaw Guidelines Typical MIG Process Connections Typical MIG Process Control Settings Wire Size Amperage RangeThickness to Amperage a Amperage Holding And Positioning Welding Gun Cored wire 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 Actions Troubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Burn-Through Troubleshooting − Waviness Of Bead Troubleshooting − DistortionCommon MIG Shielding Gases Application Troubleshooting Guide For Semiautomatic Welding Equipment Wire does not feed OM-227 978 − Parts List Main Assembly Dia Part Description Quantity Dia Part Description Quantity Mkgs H-14 Gun 231 Options Optional Drive RollsConsumables Page Work like a Pro Support ServiceAssistance Contact your Distributor for Hobart Welding Products