Miller Electric 15A, 30A manual Adjusting Drive Roll And Spool Brake Pressure

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4-8. Adjusting Drive Roll And Spool Brake Pressure

		1	Top Cover
		2	Canister Cover
		3	Thumbscrew
		Loosen thumbscrew and remove
		cover.
		4	Spool
		Cut welding wire off at contact tip.
		Retract wire onto spool and secure.
		5	Spool Brake Thumbnut
	5	Grasp spool in one hand and turn
1		while adjusting spool brake thumb-
1	2	nut. When a slight force is needed
		to turn spool, tension is set. Do not
		overtighten.
	3	Reinstall canister cover. Thread
		welding wire (see Section 4-3).
		6	Drive Roll Tension Thumbnut
		Turn On unit and check drive roll
		pressure by feeding wire against a
		wood board or concrete surface;
		wire should feed steadily without
		slipping.
		Adjust drive roll tension thumbnut if
		necessary. Do not overtighten.
	4	Turn Off unit. Reinstall top cover.
	6

Adjusting Pressure

WOOD

Tools Needed:

Ref. 151 112-F / 147 741-F

OM-1213 Page 14

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Contents Processes DescriptionFile MIG Gmaw From Miller to You Table of Contents Directives StandardsElectric Shock can kill Symbol UsageArc Welding Hazards Fumes and Gases can be hazardousFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF InformationUNE Décharge Électrique peut entraîner la mort LES Fumées ET LES GAZ peuvent être dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer unIncendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures graves’EMPLOI Excessif peut SUR Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité Symbols And Definitions − DefinitionsManufacturer’s Rating Label For CE Products − Installation SpecificationsRemoving Top Cover Installing Wire Spool And Threading Welding Wire Rotating CanisterConnecting To 24 Volt Weld Control Connecting To 115 Volt Weld ControlInstalling Gas Supply Adjusting Drive Roll And Spool Brake Pressure Turn On unit and check drive roll− Operation ControlsShielding Gas − Maintenance & Troubleshooting Changing Gun Contact TipReplacing Head Tube Liner Gun Drive Assembly Maintenance Replacing Canister Inlet Guide Replacing Spool CanisterTroubleshooting Replacing Diffuser− Electrical Diagram Circuit Diagram For Gun/FeederComplete Assembly Quantity Dia Part Mkgs Description Quantity − Parts List Including Consumables NumberHeavy Duty FasTiptContact Tips Extra Heavy Duty FasTiptContact TipsTapered FasTipt Contact Tips Barrel Assemblies Gas DiffusersInsulators Head Tube AssembliesPage Start Your Professional Welding Career Now Page Call Miller for your local Miller distributor Owner’s Record Miller Electric Mfg. Co