Manuals / Miller Electric / Power Tools / Welder

Miller Electric 12VS Maintenance & Troubleshooting, Overload Protection And Thermostat Protection

Models: 12VS

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SECTION 6 − MAINTENANCE & TROUBLESHOOTING

6-1.	Routine Maintenance
	!	Disconnect power	. Maintain more often
		before maintaining.	during severe conditions.
	3 Months
	Replace
	Damaged Or		Replace Damaged
	Unreadable		Gas Hose
	Labels
			Repair Or Replace
			Cracked Cables
			And Cords
	6 Months
	Clean		Blow Out Or
	Drive		Blow Out Or
	Drive		Vacuum Inside
	Rolls		Vacuum Inside
	Rolls

6-2. Overload Protection And Thermostat Protection

! Turn Off wire feeder and welding power source. Stop engine on welding generator.

1

CB1

1 Circuit Breaker CB1

CB1 protects wire feeder from over- load. Correct problem and reset CB1.

Close and latch door.

Thermostat Protection

Unit has internal thermostat protec- tion and will not feed wire if over- heating occurs (see Section 6-3).

Internal Side View

Ref. 804 006-B

OM-1500-19 Page 25

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Miller Electric 12VS manual Maintenance & Troubleshooting, Overload Protection And Thermostat Protection

Contents

Processes OM-1500-19 219 185PDescription File MIG GmawFrom Miller to You Table of Contents Decstat1/07 DirectivesStandards Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burnsARC Rays can burn eyes and skin Fumes and Gases can be hazardousWelding can cause fire or explosion Flying Metal or Dirt can injure eyesFire or Explosion hazard Welding Wire can cause injuryFalling Unit can cause injury Moving Parts can cause injuryCalifornia Proposition 65 Warnings Principal Safety StandardsEMF Information About Implanted Medical DevicesUNE Décharge Électrique peut entraîner la mort Symboles utilisésLE Soudage peut provoquer un in cendie ou une explosion DES Pièces Chaudes peuvent provoquer des brûlures gravesLES Fumées ET LES GAZ peuvent être dangereux LES Bouteilles peuvent exploser si elles sont endommagées LE Bruit peut endommager l’ouïeRisque D’INCENDIE OU D’EXPLO- Sion LA Chute DE L’APPAREIL peut blesserLE Soudage À L’ARC risque de provoquer des interférences Proposition californienne 65 AvertissementsLES Fils DE Soudage peuvent provoquer des blessures En ce qui concerne les implants médicaux Principales normes de sécuritéInformation EMF OM-1500-19 Keep your head out of the fumes Disconnect input plug or power before working on machine− Definitions Weee Label For Products Sold Within The EU Manufacturer’s Rating Label For CE ProductsSymbols And Definitions Specifications − InstallationPower WeightEquipment Connection Diagram Installing Wire Guide And Drive Rolls Installing And Aligning Wire Guide And Drive RollsAligning Wire Guide And Drive Rolls Cleaning Drive RollsConnecting Shielding Gas Connecting Welding Gun And Voltage Sensing ClampWeld Cable Sizes Connecting Weld Cable150 mm Pull and hold wire cut off end Tighten Clockwise Installing And Threading Welding WireInstalling Wire And Adjusting Hub Tension Threading Welding WireDisplay Board PC20 DIP Switch Settings Controls With Meters − OperationControls Without Meters Gun Consumables Information Wire Speed Control Settings Thermostat Protection − Maintenance & TroubleshootingOverload Protection And Thermostat Protection Troubleshooting Error Indications DiagnosticsCommunication Error Motor Overload ErrorOM-1500-19 Circuit Diagram For Wire Feeder − Electrical Diagram19 20 51 68 − Parts ListDiagram Part Marking Description Quantity 207 Front Panel Assembly without Meters Front Panel Assembly with Meters Drive Roll & Wire Guide Kits 2 Drive Roll Start Your Professional Welding Career Now SOCKET/WRENCH Selection Table Standard Metric Material Thickness Gauge Support ServiceYour distributor also gives Miller Electric Mfg. Co To locate a Distributor or Service Agency visitFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s