Miller Electric OM-2241 manual Fuse F1, Short Circuit Shutdown

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5-2. Fuse F1

Y Disconnect input power be- fore opening rear access door.

1 Fuse Holder Cover

2 Fuse F1 (See Parts List For

Rating)

Fuse F1 protects control transform- er from overload. If F1 opens, weld output and fan motor stops. Re- place F1.

Close and secure access door.

2

1

Tools Needed:

3/8 in

Turn

Pull Out And Replace Fuse

Turn

 

(Install Flat End Of Fuse Into Cover)

 

Ref. 800 101-C

5-3. Short Circuit Shutdown

When contact tip is shorted and sticks to workpiece, the unit output falls to a safe operating level. To resume operation, release gun trigger, turn Off unit, and remove contact tip from workpiece. Check contact tip and replace if damaged. Turn On unit to continue operation.

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Contents
Processes OM-2241Description 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 230 SpecificationsDuty Cycle And Overheating OverheatingVolt-Ampere Curves Tipping Be careful when placing or moving unit over uneven surfacesSelecting a Location Movement Location And AirflowWeight Dimensions And WeightsDimensions VAC Receptacle And Circuit Breakers10 − 60% 60 − 100% Weld Output Terminals And Selecting Cable SizesDuty Cycle Remote 14 Receptacle RC8 Information Turn off power before con- necting to receptacleRemote 14 Receptacle RC8 InformationInput Voltage Electrical Service GuidePlacing Jumper Links Input Amperes At Rated OutputWelding Power Source Input Power Connections Connecting Input PowerDisconnect Device Input Power Con- nections Disconnect input power before maintaining Months Routine MaintenanceControls Fuse F1 Disconnect input power be- fore opening rear access doorShort Circuit Shutdown Troubleshooting Table Trouble Remedy− Electrical Diagram OM-2241 − Parts List 1Main Assembly 2Panel, Front w/Components -1Item Rectifier, Si Diode SR1 1754Panel, Rear w/Components -1Item Service SupportOwner’s Record Miller Electric Mfg. Co