Lincoln POWER-ARC 4000 manual Figure D.2 Clean Rotating SCREEN/FINGER GUARD/DEBRIS Guard

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D-2	MAINTENANCE	D-2

CAUTION

Do not use petroleum solvents such as kerosene to clean the air cleaner. They may cause deterio- ration of the air cleaner. DO NOT OIL THE AIR CLEANER OR USE PRESSURIZED AIR TO CLEAN OR DRY THE AIR CLEANER.

To service the pre-cleaner:

1.Wash in liquid detergent and water.

2.Squeeze dry in a clean cloth.

3.Saturate in clean engine oil.

4.Squeeze in a clean, absorbent cloth to remove all excess oil.

CLEAN ENGINE: Remove dirt and debris with a cloth or a brush. Do not clean with a forceful spray of water. Water might contaminate the fuel system.

CAUTION

Periodically clean the muffler area to remove combustible debris.

Clean Rotating Screen: If your POWER-ARC 4000 is equipped with an engine that has a rotating screen, you should clean it as often as needed, to remove dirt or debris that may collect on the screen. A dirty screen can result in engine overheating and damage. (See Figure D.2).

FIGURE D.2 - CLEAN ROTATING

SCREEN/FINGER GUARD/DEBRIS GUARD

1

1. ROTATING SCREEN

CLEAN COOLING SYSTEM: See Figure D.3. Clean the internal cooling fins and surfaces to prevent over- speeding, overheating, and engine damage. Clean every 100 operating hours or as often as necessary.

1

FIGURE D.3 - CLEAN COOLING SYSTEM

1. REMOVE DIRT FROM THESE AREAS.

CLEAN OR REPLACE SPARK PLUG: Clean or replace the spark plug after every 100 hours of opera- tion or every season, whichever comes first. Do not blast the spark plug clean with an abrasive cleaning device. Clean the plug by scraping it or by using a wire brush. Wash the plug with a commercial sol- vent. After cleaning or when installing a new spark plug, set the terminal gap to .030 inch (.76 mm) with a

2

1

feeler gauge. See Figure D.4.

FIGURE D.4 - SET SPARK PLUG GAP

Use the engine owner’s manual for latest Plug Gap Info.

CLEAN SPARK ARRESTER SCREEN: If the muffler has the spark arrester assembly, refer to the engine owner’s manual that was shipped with your POWER- ARC 4000 for the proper cleaning instructions.

POWER-ARC 4000

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Contents POWER-ARC California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding Sparks can cause fire or explosionPrécautions DE Sûreté On-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyMaster Table of Contents for ALL Sections Technical Specifications POWER-ARC InstallationLocation and Ventilation Safety PrecautionsStoring Engine Exhaust can killPRE-OPERATION Engine Service Muffler Deflector Power-Arc 4000 Typical Fuel ConsumptionSpark Arrester 8 HP Carb. Certified 9 HP Honda 9 HP Kool Bore PlusWelding Cable Connections Electrical Output ConnectionsCable Size and Length Cable Installation Auxiliary Power ReceptaclesMachine Grounding Plugs and HAND-HELD EquipmentCircuit Breakers Premises WiringType Common Electrical Devices Possible Concerns Table A.2 Electrical Device USE with the POWER-ARCOperation Safety InstructionsOperating Instructions General DescriptionDesign Features Advantages Operational Features and ControlsRecommended Applications Welding CapabilityGENERATOR/WELDER Controls Controls and SettingsGasoline Engine Controls Before Starting the Engine Engine OperationStarting the Engine Running the Engine Stopping the EngineBREAK-IN Period General Information Generator OperationTable B.3 Generator Power Applications Control Function / Operation Current Control Dial Welding OperationWelding Guidelines Material Thickness Electrode Type Size SettingStick Welding Welding arc What Happens in the Arc?Correct Way to Strike An Arc Correct Welding Position Correct Arc LengthCorrect Welding Speed Side viewTypes of Welds Common MetalsUse the following Do the followingFillet Welds PenetrationMultiple Pass Welds Welding in the Vertical PositionVertical-Down Welding Vertical-Up WeldingOverhead Welding How to Hardface the Sharp Edge Metal to Ground WearWelding Sheet Metal Hardfacing To Reduce WearCast Iron Plate Preparation Welding Cast IronOut-of-Position Group AWS E6011 Selecting ElectrodesHigh-Speed Group AWS E6013 Low Hydrogen Group Stable-Arc E7018OPTIONS/ACCESSORIES AccessoriesLincoln Electric Accessories Routine and Periodic Maintenance MaintenanceEngine Maintenance Engine AdjustmentsFigure D.2 Clean Rotating SCREEN/FINGER GUARD/DEBRIS Guard Part Table D.1 Engine Maintenance PartsHonda Figure D.5. Brush Removal and Replacement GENERATOR/WELDER MaintenanceFigure D.6. Major Component Locations HOW to USE Troubleshooting Guide TroubleshootingPossible Areas SymptomsTroubleshooting Engine requires service to head, head gasket, and/or valves Diagrams S25341 Wiring Diagram Power ARC 4000 Codes 10671Dimension Print Power ARC POWER-ARC POWER-ARC Precaucion Warnung