Lincoln IM985 manual Your local Lincoln Authorized, Field Service Facility

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The welding arc is “cold.” The weld- 1. Make sure the MODE selector ing arc is not stable or is not satis- switch is in the correct position for factory. the engine runs normally. the process being used. (For exam-

The auxiliary power is normal. ple, CV-WIRE, PIPE, CC-STICK.) 2. Make sure the electrode (wire, gas,

voltage, current etc.) is correct for the process being used.

3. Check for loose or faulty connec- tions at the weld output terminals and welding cable connections.

4. The welding cables may be too long or coiled, causing an excessive voltage drop.

5. Faulty Control Board.

E-6	TROUbLESHOOTING	E-6

	Observe all Safety Guidelines detailed throughout this manual

PRObLEMS

(SYMPTOMS)

POSSIbLE

CAUSE

RECOMMENDED

COURSE OF ACTION

				If all recommended possible areas of
				misadjustment have been checked
				and the problem persists, Contact
				your local Lincoln Authorized
	No output in Pipe Mode.	1. Make sure VRD ON/OFF toggle		your local Lincoln Authorized
	No output in Pipe Mode.	1. Make sure VRD ON/OFF toggle		Field Service Facility.
			switch is in the “OFF” position.
		2. Poor work lead connection to
			work. Make sure work clamp is
			tightly connected to clean base
			metal.
		3.	"Weld Terminals" switch in wrong
			position. Place switch in "Weld
			Terminals On" position when
			welding without control cable.
		4.	Faulty PC board or welder alterna-
			tor.

	VRD Lights don’t light up.	1.	Ensure VRD ON/OFF switch is in
			the “ON” position.
		2.	If light is burned out, replace both
			VRD lights.
		3. Faulty OCV indicator PC board.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed.

AIR VANTAGE® 500 KUbOTA

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Contents 11470 Safety Depends on YouCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionPrécautions DE Sûreté IvSAFETYOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTAbLE of Contents Section D ViiSection E Section FTechnical Specifications AIR Vantage 500 KUbOTA K2325 InstallationSafety Precautions Lifting High Temperature OperationHigh Altitude Operation TowingOIL PRE-OPERATION Engine and COM- Pressor ServiceFuel Fuel CAPMuffler Outlet Pipe AIR Cleaner Inlet HoodSpark Arrestor Welding TerminalsAuxiliary Power Receptacles Remote ControlSTANDbY Power Connections Connection of AIR Vantage 500 KUbOTA 500 to Premises Wiring Control Cable Model Connection of Lincoln ELEC- Tric Wire FeedersAcross The-Arc Model Shut off welder before making any electrical con- nections Connection of the LN-25 to the AIR Vantage 500 KUbOTATA see Section F General Description OperationAIR Compressor Recommended ApplicationsGenerator WelderDigital Output METERS-The digital Weld Mode Selector SwitchWelding Controls Figure b.1 TAbLE b.1 Wire Feeder Voltmeter SwitchGlow Plug Push bUTTON Engine ControlsStarting the Engine BATTERY Jump Start TerminalAIR Compressor Controls 24 Thru Stopping the Engine Welder OperationConstant Current CC-STICK Welding TAbLE b.2For Re-Striking Electrodes Downhill Pipe WeldingTIG Welding ARC Gouging Wire WELDING-CVTAbLE b.4 Table b.3 Typical Current RangesSimultaneous Welding and AUXIL- Iary Power Loads Auxiliary Power OperationBOTH 1 and 3 Phase ParallelingField Installed Options AccessoriesAccessories are available at Welders AIR VantageCompressor Maintenance MaintenanceSingle- and Two-StageEngine Air Cleaners Service InstructionsOIL Filter Change AIR CleanerEngine OIL Change Tightening the FAN bELT Cooling SystemBLEEDING the Fuel System Fuel FilterBATTERY Maintenance Engine AdjustmentServicing Muffler with INTER- NAL Spark Arrestor Checking the Electrolyte LevelTAbLE D.1 Engine Maintenance Components Welder / Generator MaintenanceGfci Module Testing and Resetting Procedure HOW to USE TROUbLESHOOTING Guide TROUbLESHOOTINGSymptoms PRObLEMSPOSSIbLE Cause Recommended Course of ActionWelding without a control cable High idle does not work Faulty control cable. Repair or Your local Lincoln Authorized Field Service FacilityTo Work Electrode Cable To Wire Feed Unit Engine Welders / K867 / K775 / LN-7 Connection DiagramKUbOTA Engine Welders / K867 / LN-8 Connection DiagramDiagrams Diagrams Diagrams Diagrams Diagrams Diagrams Diagrams Diagrams Diagrams Diagrams Enhanced Diagram Wiring DiagramBottom View of Welder Base Dimension PrintAIR Vantage 500 KUbOTA Precaucion Warnung