Hobart Welding Products 3025 manual Adjusting Engine Speed, Adjusting Idle Speed

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7-7. Adjusting Engine Speed

2450 ± 100 rpm

3750 Max

Tools Needed:

10 mm

After tuning engine, check engine speeds with a tachometer (see table). If necessary, adjust speeds as follows:

Start engine and run until warm. Turn V/A control to max.

Adjusting Idle Speed

Turn Engine Control switch to Run/ Idle position.

1Throttle Solenoid

2Idle Speed Jam Nut

3Idle Speed Screw

Loosen nut and turn screw clock- wise to increase idle speed. Turn screw counterclockwise to de- crease idle speed. Tighten nut.

See engine manual for governor sensitivity adjustment.

Adjusting Weld/Power Speed

4Weld Speed Jam Nut

5Adjustment Screw

Turn Engine Control switch to Run position. Loosen nut and turn screw counterclockwise to increase speed. Turn screw clockwise to de- crease speed. Tighten nut.

Using Engine Stop Lever

6 Engine Stop Lever

Use lever to stop engine if Engine Control switch does not work.

802 330-B

OM-492 Page 30

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Contents Processes OM-492Description From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageArc Welding Hazards ARC Rays can burn eyes and skinEngine Hazards Engine Exhaust Gases can kill Battery Explosion can BlindMoving Parts can cause injury Engine Heat can cause fireRadiation can cause interference Principal Safety StandardsEMF Information ARC Welding can cause interferenceUN Choc É Lectrique peut tuer Signification des symbolesConsignes DE SÉ Curité Lire Avant Utilisation LES Fumé ES ET LES GAZ peuvent ê tre dangereuxDES PIÈ CES Chaudes peuvent provoquer des brû lures graves LE Soudage peut provoquer un in- cendie ou une explosionDES Particules Volantes peuvent blesser les yeux LE Bruit peut affecter l’ouïeLA Chaleur DU Moteur peut pro- voquer un incendie DES Organes Mobiles peuvent provoquer des blessures’EXPLOSION DE LA Batterie peut LA Chute DE L’APPAREIL peut blesserLE Soudage À L’ARC risque de provoquer des interfé rences Principales normes de sé curitéInformation sur les champs é lectromagné tiques Consignes relatives aux stimulateurs cardiaquesWeld, Power, And Engine Specifications SpecificationsSymbol Definitions DefinitionsDuty Cycle And Overheating Dimensions, Weights, and Operating AnglesDimensions OverheatingCV Mode CC ModeVolt-Ampere Curves Fuel Consumption InstallationInstalling Welding Generator Movement Airflow Clearance Do not lift unit from endFull 13 mm Diesel Keep radiator and air intake clean and free of dirtEngine Prestart Checks Fuel Do not use gasoline. Gasoline will damage engineConnecting The Battery Adding Coolant To RadiatorInstalling Exhaust Pipe Connecting To Weld Output Terminals100 ft 30 m Or Less Selecting Weld Cable SizesRemote 14 Receptacle RC5 Information 10 100% Duty CycleOM-492 Operating Welding Generator Controls See SectionDescription Of Controls See Section Mode Switch Setting Process Output On/Off Control Mode Switch SettingsMode Meter Reading At Idle Meter Reading While Welding Meter FunctionsLift-Arc TIG Procedure Touch Seconds Do not Strike Like a MatchOperating Auxiliary Equipment Auxiliary Power Receptacles And Circuit BreakersThree-Phase 240 Weld Total 120Wire Load Load. See circuit diagramPlug Wired for 120/240 120V Plug Wired for 240 V, 2-Wire LoadMaintenance and Troubleshooting 1000 h 500 h800 h 2000 hMaintenance Label Do not clean housing with air hose Servicing Air CleanerTo Clean air filter Servicing Optional Spark ArrestorServicing Engine Lubrication And Fuel Systems Servicing Engine Cooling System Adjusting Weld/Power Speed Adjusting Engine SpeedAdjusting Idle Speed Weld Speed Jam Nut Adjustment ScrewOverload Protection Voltmeter/Ammeter Help Displays Welding TroubleshootingTrouble Remedy No power output Reset circuit breakers see Section Auxiliary PowerNecessary parts Engine Reset circuit breaker CB9 see Section CT1OM-492 Electrical Diagrams Circuit Diagram For Welding Generator200 RUN-IN Procedure WetstackingLoad Bank Run-In Procedure Using Load BankWelding Generator Weld Cables Bank/grid Run-In Procedure Using Resistance GridDo not touch hot exhaust From flammablesSelecting Equipment Auxiliary Power GuidelinesGrounding Generator To Truck Or Trailer Frame Earth ground if supplying Grounding When Supplying Building SystemsHow Much Power Does Equipment Require? Amperes x Volts = WattsIndustrial 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 xTypical Connections To Supply Standby Power Selecting Extension Cord Use Shortest Cord Possible Current Load Watts Amperes104 103 102 101 100 105 Parts List112 109 108 107 1064746 8988 Item Dia Part Mkgs Description Quantity PLG11 Front Panel Front Panel -5, Item Inverter Assembly Inverter Assembly -5, Item Generator Service SupportHobart Welding Products Contact your Distributor forCall