Miller Electric 185 Adjusting Engine Speed Kohler−Powered Units, Stop engine. Close fuel valve

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. Complete Parts List available at www.MillerWelds.com

8-4. Adjusting Engine Speed (Kohler−Powered Units)

2500 ± 100 rpm (42 Hz)

3750 ± 30 rpm (62Hz)

After tuning engine, check engine speed. See table for proper no load speed. If necessary, adjust speed as follows:

Start engine and run until warm. Set Weld Output Control to Max.

Weld/Power Speed Adjustment

1 Adjustment Screw

To increase speed, turn screw out (counterclockwise). To decrease speed, turn screw in (clockwise).

Idle Speed Adjustment

2Throttle Solenoid TS1

3Adjustment Screw

Loosen two screws on side of throttle solenoid TS1. Adjust TS1 until idle speed is approximately 2500 rpm. Use adjustment screw to fine tune idle speed. Be sure TS1 plunger bottoms at idle. Tighten two screws on TS1.

! Stop engine. Close fuel valve.

Tools Needed:

803 595-B

OM-4415 Page 30

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Contents Description OM-4415Processes File Engine DriveFrom Miller to You Table of Contents Page Electric Shock can kill Symbol UsageArc Welding Hazards HOT Parts can cause severe burnsARC Rays can burn eyes and skin Fumes and Gases can be hazardousBuildup of GAS can injure or kill Welding can cause fire or explosionEngine Hazards Compressed Air HazardsFire or Explosion hazard Welding Wire can cause injuryHOT Parts can cause burns and injury Falling Unit can cause injuryEMF Information Principal Safety StandardsCalifornia Proposition 65 Warnings Radiation can cause interference− Consignes DE Sécurité − Lire Avant Utilisation Signification des symbolesUN 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 LES Fils DE Soudage peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueDES Organes Mobiles peuvent provoquer des blessures ’EMPLOI Excessif peutPrincipales normes de sécurité Proposition californienne 65 AvertissementsInformation EMF Weld, Power, And Engine Specifications − SpecificationsSymbol Definitions − DefinitionsDuty Cycle Dimensions, Weights, And Operating AnglesDimensions 100% Duty Cycle at 100 Amperes CC/DCStandard Model Honda Engine Volt-Ampere CurvesDX Model Kohler Engine Auxiliary Power DX Model Kohler Engine Auxiliary Power Standard Model Honda EngineFuel Consumption Curves Power Output Standard Model Honda Engine Generator Power CurvesPower Output DX Model Kohler Engine Movement − InstallationInstalling Welding Generator Hazards13 mm Full Gasoline Grounding Generator When Supplying Building SystemsEngine Prestart Checks − Standard Model Fuel Valve Open valveConnect negative − cable last Engine Prestart Checks − DX Model+ − Tools Needed 1/2Selecting Weld Cable Sizes Connecting To Weld Output TerminalsStop engine before connecting to weld output terminals 150 ft 200 ft 250 ftOM-4415 − Operating the Welding Generator Controls Standard Models See SectionTo Start Turn Engine switch to OffDescription Of Controls Standard Models See Section To StopControls DX Models See Section Description Of Controls DX Models See Section Generator Power Panel Receptacles − Operating Auxiliary Equipment− Maintenance Routine MaintenanceStop engine Servicing Air CleanerPrecleaner Paper Element Standard Model ShownIdle Speed Adjustment Adjusting Engine Speed Honda-Powered UnitsWeld/Power Speed Adjustment Stop Engine CloseStop engine. Close fuel valve Adjusting Engine Speed Kohler−Powered UnitsTools Needed Generator Power − TroubleshootingTroubleshooting WeldingEngine Recommended Spare Parts − Parts ListRecommended Spare Parts − Electrical Diagrams Circuit Diagram For Standard ModelsCircuit Diagram for DX Models Selecting Equipment − Generator Power GuidelinesGrounding Generator To Truck Or Trailer Frame Grounding When Supplying Building Systems How Much Power Does Equipment Require?Industrial Motors Rating Starting Watts Running Watts Approximate Power Requirements For Industrial MotorsApproximate Power Requirements For Farm/Home Equipment Farm/Home Equipment Rating Starting Watts Running WattsApproximate Power Requirements For Contractor Equipment Contractor Rating Starting Watts Running WattsSingle-Phase Induction Motor Starting Requirements Power Required To Start MotorHow Much Power Can Generator Supply? KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Current Load Watts Amperes Selecting Extension Cord Use Shortest Cord PossibleCord Lengths for 120 Volt Loads Cord Lengths for 240 Volt LoadsStick Welding Procedure − Stick Welding Smaw GuidelinesStriking an Arc − Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc − Tapping Technique Positioning Electrode Holder Poor Weld Bead CharacteristicsGood Weld Bead Characteristics 10-30 9090 End View of Work AngleConditions That Affect Weld Bead Shape Electrode Movement During WeldingTee Joint Butt JointsLap Joint 16 in 30 1.6 mm Tack WeldsWeld Test Troubleshooting − PorosityTroubleshooting − Excessive Spatter Possible Causes Corrective ActionsTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Excessive Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Your distributor also gives ServiceSupport For assistance in filing or settling claims, contact To locate a Distributor or Service Agency visitMiller Electric Mfg. Co Your distributor and/or equipment manufacturer’s