Miller Electric 6000 Adjusting Engine Speed Honda-Powered Units, Pilot Screw Throttle Stop Screw

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8-5. Adjusting Engine Speed (Honda-Powered Units)

1400 ± 150 rpm

3720 ± 50 rpm (60 Hz)

3250 ± 50 rpm (50 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 (60 Hz) 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 position. Turn pi- lot screw until engine runs at high- est idle speed. Turn stop screw until engine runs at rated idle speed (normally about 2-1/4 turns out.)

YStop engine. Close fuel valve.

3 4

Tools Needed:

1/4, 3/8 in

802 097-A

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OM-499 Page 27

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Contents Processes OM-499Description From Miller to You Table of Contents Page Arc Welding Hazards Symbol UsageEngine Hazards Compressed Air Hazards Radiation can cause interference Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationLES Fumées ET LES GAZ peuvent être dangereux Signification des symboles− Consignes DE Sécurité − Lire Avant Utilisation UN Choc Électrique peut tuerLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures graves’AIR Comprimé peut provoque r des blessures ’EXPLOSION DE LA Batterie peutDES Organes Mobiles peuvent provoquer des blessures LA Chaleur DU Moteur peut pro- voquer un incendieInformation sur les champs électromagnétiques Principales normes de sécuritéWelding Weld Output Rated Maximum Generator Power − SpecificationsSymbol Definitions Weld, Power, And Engine SpecificationsBe damaged or unit could tip Dimensions, Weights, And Operating AnglesFuel Consumption Kohler-Powered Units Do not move or operate unit where itContinuous Welding Fuel Consumption Honda-Powered UnitsExceeding duty cycle can damage unit and void warranty Duty CycleHz Model Generator Power CurvesMAX MID MIN Volt-Ampere CurvesInstalling Welding Generator − InstallationGrounding Generator To Truck Or Trailer Frame Oil Grounding Generator When Supplying Building SystemsEngine Prestart Checks Kohler-Powered Units FuelConnect negative − cable last Engine Prestart Checks Honda-Powered UnitsConnecting The Battery Electric-Start Models Only + −Selecting Weld Cable Sizes Connecting To Weld Output Terminals− Operating the Welding Generator Controls Kohler-Powered Units50 Hz 60 Hz Recoil-Start 2Electric-Start Controls Honda-Powered Units See Section60 Hz 50 Hz Description Of Controls Honda-Powered Units See Section − Operating Auxiliary Equipment Generator Power Panel 495 218 USA120 V x 10 a + 240 V x 9 a = 3.5 kVA/ KW Australia Europe Asia Optional Generator Power PanelsGenerator Power Panel 495 South Africa South AmericaIt exceeds 5500W Generator Power Panel Ratings Maintenance Label − Maintenance100 h Routine Maintenance20 h 50 hIdle Speed Adjustment Overload Protection Honda-Powered UnitsAdjusting Engine Speed Kohler-Powered Units Weld/Power Speed AdjustmentStop engine. Close fuel valve Adjusting Engine Speed Honda-Powered UnitsThrottle Control Lever Adjustment Screw Pilot Screw Throttle Stop ScrewWelding − TroubleshootingTroubleshooting Generator PowerCircuit board PC1 Check battery voltage electric-start models onlyViscosity oil for operating temperature EngineCircuit Diagram For Welding Generator 1 − Electrical DiagramsCircuit Diagram For Welding Generator 2 Wiring Diagram For Auxiliary Power Panels 1 Wiring Diagram For Auxiliary Power Panels 2 Selecting Equipment − Generator Power GuidelinesVolts 115 Amps Resistive Load Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Earth ground if supplyingFarm/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 WattsContractor Rating Starting Watts Running Watts Approximate Power Requirements For Contractor EquipmentKVA/HP x HP x Power Required To Start MotorHow Much Power Can Generator Supply? Single-Phase Induction Motor Starting RequirementsWork like a Pro Typical Connections To Supply Standby PowerCurrent Load Watts Amperes Selecting Extension Cord Use Shortest Cord PossibleWeld current starts when electrode touches work- piece Stick Welding Procedure− Stick Welding Smaw Guidelines Striking an Arc − Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc − Tapping Technique 10-30 9090 End View of Work Angle Poor Weld Bead CharacteristicsGood Weld Bead Characteristics Positioning Electrode HolderElectrode Movement During Welding Conditions That Affect Weld Bead Shape16 in 1.6 mm Tack Welds Butt JointsLap Joint Tee JointPossible Causes Corrective Actions Troubleshooting − PorosityTroubleshooting − Excessive Spatter Weld TestTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Excessive Penetration Troubleshooting − Waviness Of Bead Troubleshooting − Burn-ThroughTroubleshooting − Distortion Main Assembly − Parts ListDia Part Dia Part Mkgs Description Quantity Generator Power Panels Item Dia Part Mkgs Description Quantity Work like a Pro Your distributor also gives ServiceSupport Transportation Department Miller Electric Mfg. CoFor assistance in filing or settling claims, contact Your distributor and/or equipment manufacturer’s