Miller Electric Inverter Rack manual Maintenance & Troubleshooting

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SECTION 4 − MAINTENANCE & TROUBLESHOOTING

4-1.	Routine Maintenance
	Y	Disconnect power	. Maintain more often
	Y	Disconnect power	during severe conditions.
		before maintaining.	during severe conditions.
		before maintaining.
		3 Months
	Replace	Repair Or	Replace Cracked
	Damaged Or	Replace	Replace Cracked
	Unreadable	Cracked	Torch Body
	Labels	Cables
			Repair Or Replace
			Cracked Cables
			And Cords
			Clean
			And
			Tighten Weld
			Connections
			Clean And
			Tighten Connections
			To Isolated Terminal

OM-818 Page 18

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Contents Processes OM-818Description From Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying 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 EMF Information Principal Safety StandardsAbout Pacemakers Identifie un message de sécurité particulier − Consignes DE Sécurité − À Lire Avant UtilisationLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Soudage peut causer un incen- die ou une explosionLES Particules Projetées peu- vent blesser les yeux LE Bruit peut affecter l’ouïe’EMPLOI Excessif peut Faire Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser LES Pièces Mobiles peuvent cau- ser des blessuresInformation sur les champs électromagnétiques Principales normes de sécuritéConsignes relatives aux stimulateurs cardiaques Specifications For Racks Used With XMT 304/EX 300 Models RackSelecting a Location Dimensions And WeightMovement For XMT 304/EX 300 Models Installing Welding Power Source Onto RackFor XMT 456 and Invision 456 Models Welding Power Source Input Power Connections Input Conductors Power Circuit Breaker TerminalsSelecting Cable Sizes ARC Welding can cause Electromagnetic InterferenceCommon Work Connections Securely cover connection with proper insulating material Paralleling Welding Power Sources For SmawPosition of the welding cable connec- tors while welding Connecting Input Power To Rack Electrical Service Guide For XMT 304 4-Racks Electrical Service Guide For XMT 304/EX 300 6-Racks− Maintenance & Troubleshooting Troubleshooting Overload Protection− Electrical Diagrams 184 139-B − Parts List Service SupportOwner’s Record Miller Electric Mfg. Co