Manuals / Miller Electric / Power Tools / Welding System

Miller Electric 185 DX Adjusting Engine Speed Honda-Powered Units, Weld/Power Speed Adjustment

Models: 185 DX 185

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. Complete Parts List available at www.MillerWelds.com

8-3. Adjusting Engine Speed (Honda-Powered Units)

1400 ± 150 rpm

3750 ± 30 rpm (62 Hz)

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

Start engine and run until warm.

Weld/Power Speed

Adjustment

1Throttle Control Lever

2Adjustment Screw

Move lever to Run (far left) position. Turn screw and move lever until en- gine runs at weld/power speed.

Idle Speed Adjustment

3Pilot Screw

4Throttle Stop Screw

Move lever to idle (far right) posi- tion. Turn pilot screw until engine runs at highest idle speed. Turn stop screw until engine runs at rated idle speed (normally about 2-1/4 turns out.)

!	Stop	engine.	Close	fuel
	valve.

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Tools Needed:

1/4, 3/8 in

803 597−B / Ref. 802 101-A

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Miller Electric 185 DX Adjusting Engine Speed Honda-Powered Units, Weld/Power Speed Adjustment, Idle Speed Adjustment

Contents

Processes OM-4415Description File Engine DriveFrom Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageElectric Shock can kill HOT Parts can cause severe burnsBuildup of GAS can injure or kill Fumes and Gases can be hazardousARC Rays can burn eyes and skin Welding can cause fire or explosionCompressed Air Hazards Engine HazardsHOT Parts can cause burns and injury Welding Wire can cause injuryFire or Explosion hazard Falling Unit can cause injuryCalifornia Proposition 65 Warnings Principal Safety StandardsEMF Information Radiation can cause interferenceSignification des symboles − Consignes DE Sécurité − Lire Avant UtilisationUN Choc Électrique peut tuer DES Pièces Chaudes peuvent provoquer des brûlures graves LES Fumées ET LES GAZ peuvent être dangereuxLE Soudage peut provoquer un in cendie ou une explosion LE Bruit peut affecter l’ouïe ’EXPLOSION DE LA Batterie peuDES Organes Mobiles peuvent pro voquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendie ’AIR Comprimé peut provoquer des blessuresRisque D’INCENDIE OU D’EXPLO- Sion DES Organes Mobiles peuvent provoquer des blessures LE Surchauffement peut endom- mager le moteur électriqueLES Fils DE Soudage peuvent provoquer des blessures ’EMPLOI Excessif peutProposition californienne 65 Avertissements Principales normes de sécuritéInformation EMF Symbol Definitions − SpecificationsWeld, Power, And Engine Specifications − DefinitionsDimensions Dimensions, Weights, And Operating AnglesDuty Cycle 100% Duty Cycle at 100 Amperes CC/DCVolt-Ampere Curves Standard Model Honda EngineDX Model Kohler Engine Auxiliary Power Standard Model Honda Engine Auxiliary Power DX Model Kohler EngineFuel Consumption Curves Generator Power Curves Power Output Standard Model Honda EnginePower Output DX Model Kohler Engine Installing Welding Generator − InstallationMovement HazardsEngine Prestart Checks − Standard Model Grounding Generator When Supplying Building Systems13 mm Full Gasoline Fuel Valve Open valve+ − Engine Prestart Checks − DX ModelConnect negative − cable last Tools Needed 1/2Stop engine before connecting to weld output terminals Connecting To Weld Output TerminalsSelecting Weld Cable Sizes 150 ft 200 ft 250 ftOM-4415 Controls Standard Models See Section − Operating the Welding GeneratorDescription Of Controls Standard Models See Section Turn Engine switch to OffTo Start To StopControls DX Models See Section Description Of Controls DX Models See Section − Operating Auxiliary Equipment Generator Power Panel ReceptaclesRoutine Maintenance − MaintenancePrecleaner Paper Element Servicing Air CleanerStop engine Standard Model ShownWeld/Power Speed Adjustment Adjusting Engine Speed Honda-Powered UnitsIdle Speed Adjustment Stop Engine CloseAdjusting Engine Speed Kohler−Powered Units Stop engine. Close fuel valveTools Needed Troubleshooting − TroubleshootingGenerator Power WeldingEngine − Parts List Recommended Spare PartsRecommended Spare Parts Circuit Diagram For Standard Models − Electrical DiagramsCircuit Diagram for DX Models − Generator Power Guidelines Selecting EquipmentGrounding Generator To Truck Or Trailer Frame How Much Power Does Equipment Require? Grounding When Supplying Building SystemsApproximate Power Requirements For Farm/Home Equipment Approximate Power Requirements For Industrial MotorsIndustrial Motors Rating Starting Watts Running Watts Farm/Home Equipment Rating Starting Watts Running WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentHow Much Power Can Generator Supply? Power Required To Start MotorSingle-Phase Induction Motor Starting Requirements KVA/HP x HP x 1000 / Volts = Starting AmperageTypical Connections To Supply Standby Power Cord Lengths for 120 Volt Loads Selecting Extension Cord Use Shortest Cord PossibleCurrent Load Watts Amperes Cord Lengths for 240 Volt Loads− Stick Welding Smaw Guidelines Stick Welding ProcedureElectrode and Amperage Selection Chart Striking an Arc − Scratch Start TechniqueStriking an Arc − Tapping Technique Good Weld Bead Characteristics Poor Weld Bead CharacteristicsPositioning Electrode Holder 10-30 9090 End View of Work AngleElectrode Movement During Welding Conditions That Affect Weld Bead ShapeLap Joint Butt JointsTee Joint 16 in 30 1.6 mm Tack WeldsTroubleshooting − Excessive Spatter Troubleshooting − PorosityWeld Test Possible Causes Corrective ActionsTroubleshooting − Incomplete Fusion Troubleshooting − Lack Of PenetrationTroubleshooting − Excessive Penetration Troubleshooting − Burn-Through Troubleshooting − Waviness Of BeadTroubleshooting − Distortion Service Your distributor also givesSupport 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

8-3. Adjusting Engine Speed (Honda-Powered Units)

Weld/Power Speed

Adjustment

1Throttle Control Lever

2Adjustment Screw

Idle Speed Adjustment

Stop

engine.

Close

valve.

OM-4415 Page 29