Gun Duty Cycle And Overheating | Miller Electric Renegade 180

. Complete Parts List available at www. MillerWelds.com

4-8. Gun Duty Cycle And Overheating

		See Section 4-3. Specifications for
		amperage rating and duty cycle.
		Duty Cycle is percentage of 10
100%dutycycle	60%dutycycle	minutes that unit can weld at rated
	60%dutycycle	load without overheating.
		load without overheating.
		NOTICE − Exceeding duty cycle
		can damage unit and void warranty.
Continuous Welding	6 Minutes Welding	4 Minutes Resting
Continuous Welding
Overheating
	0	A or V
	15
		OR
	Minutes	Reduce Duty Cycle
	Minutes
		sduty1 5/95
4-9. Generator Power Curve
		The ac generator power curves
		show the generator power available
		in amperes at the receptacles.

	300
	300
	250
Volts	200
Volts	150
AC	150
AC
	100
	50
	0
	0	0

240 Volt

120 Volt

20	40	60	80	100	120
		AC Amperes

233 242

OM-228 042 Page 15

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Miller Electric Renegade 180 manual Gun Duty Cycle And Overheating, Generator Power Curve, Volts, AC Amperes

Contents

File Engine Drive OM-228 042BProcesses Description From Miller to You Table of Contents 10-1 − Maintenance HOT Parts can cause severe burns Symbol UsageArc Welding Hazards Electric Shock can kill Welding can cause fire or explosion Fumes and Gases can be hazardousBuildup of GAS can injure or kill ARC Rays can burn eyes and skin Compressed Air Hazards Engine Hazards Falling Unit can cause injury Welding Wire can cause injuryHOT Parts can cause burns and injury Fire or Explosion hazard Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF Information Indique des instructions spécifiques Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuer LES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures gravesLE Soudage peut provoquer un in cendie ou une explosion ’EXPLOSION DE LA Batterie peu LE Bruit peut affecter l’ouïeDES Organes Mobiles peuvent pro voquer des blessures ’AIR Comprimé peut provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieRisque D’INCENDIE OU D’EXPLO- Sion ’EMPLOI Excessif peut LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures LES Fils DE Soudage peuvent provoquer des blessures Principales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF − Definitions − SpecificationsSymbol Definitions Weld, Power, And Engine Specifications Volt-Ampere Curves Gun SpecificationsDimensions, Weights, And Operating Angles Optional Lifting Eye Weight Rating Fuel Consumption Power Source Duty Cycle AC Amperes Generator Power CurveGun Duty Cycle And Overheating Volts Airflow Clearance − InstallationInstalling Welding Generator Movement Use ground device as stated in electrical codes Grounding Generator When Supplying Building Systems Oil Connecting The Battery Electric Start Models OnlyEngine Prestart Checks + − Work Cable Routing Inside Unit Installing Welding Gun Changing Weld Polarity Weld Process/Polarity Table Shown with optional cylinder rack Connecting Single−Phase, 230 Volt AC Utility Input PowerThis unit can provide weld out Adapter Electrical Service GuideInstalling Wire Spool And Adjusting Hub Tension When a slight force is needed to turn spool, tension is set Weld Position Threading The Welding Gun Stamped Stamped .030/.035 Tighten Pressure Indicator ScaleTools Needed 150 mm 030/.035 Groove Wood Controls See Section − Operating the Welding Generator To Start Description Of Controls See SectionTo Stop Weld Parameter Chart 20 ga 18 ga 16 ga 14 ga Stainless Steel And 100% CO2 Weld Parameters Generator power decreases as weld current increases Generator Power Panel Receptacles− Operating Auxiliary Equipment Power Source Routine Maintenance − Maintenance Tip Saver/Short Circuit Protection Gun Routine MaintenanceWelding Power Source Overload Protection Drive Motor Protection Turn Off power before replacing contact tip Changing Drive Roll Or Wire Inlet GuideReplacing Gun Contact Tip Maintaining Gun Turn off welding power source/wire feeder Tools Needed 19 mm Replacing Switch And/Or Head Tube Standard Model Shown Stop engine Servicing Air CleanerPrecleaner Paper Element Do not wash paper element or clean with compressed air Stop engine. Close fuel valve Adjusting Engine Speed Welding − TroubleshootingTroubleshooting Generator Power Engine Wire FeederDoes not run Recommended Spare Parts − Parts ListRecommended Spare Parts OM-217 454 − Electrical Diagrams Gun Work Clamp Workpiece Regulator Flowmeter Wire Feeder Power Source Shielding Gas− MIG Welding Gmaw Guidelines Typical MIG Process Connections Material thickness determines weld parameters Typical MIG Process Control SettingsThese settings are guidelines only. Material Wire Suggested Wire Speed Groove Welds Nozzle, and tip of wire is posiHolding And Positioning Welding Gun Tioned correctly on seam Fillet Weld Electrode Extension Stickout Conditions That Affect Weld Bead ShapeGun Angles And Weld Bead Profiles Electrode Extensions Stickout Good Weld Bead Characteristics Poor Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Porosity Troubleshooting − Excessive SpatterPossible Causes Corrective Actions 12-11 Troubleshooting − Lack Of Penetration Troubleshooting − Excessive PenetrationTroubleshooting − Incomplete Fusion Troubleshooting − Waviness Of Bead 12-13 Troubleshooting − Burn-ThroughTroubleshooting − Distortion Application Common MIG Shielding GasesFlat & Horizontal1 Fillet Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame How Much Power Does Equipment Require? Grounding When Supplying Building Systems Farm/Home Equipment Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Industrial Motors Rating Starting Watts Running Watts Contractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor Equipment KVA/HP x HP x 1000 / Volts = Starting Amperage Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting Requirements Typical Connections To Supply Standby Power Cord Lengths for 240 Volt Loads Selecting Extension Cord Use Shortest Cord PossibleCord Lengths for 120 Volt Loads Current Load Watts Amperes SOCKET/WRENCH Selection Table Standard Metric Your distributor also gives ServiceSupport Your distributor and/or equipment manufacturer’s To locate a Distributor or Service Agency visitMiller Electric Mfg. Co For assistance in filing or settling claims, contact

4-8. Gun Duty Cycle And Overheating

4-9. Generator Power Curve

Volts

AC Amperes