Lincoln Electric IM833-C manual Troubleshooting

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E-5	TROUBLESHOOTING	E-5

	Observe all Safety Guidelines detailed throughout this manual

PROBLEMS

(SYMPTOMS)

POSSIBLE

CAUSE

RECOMMENDED

COURSE OF ACTION

The welding arc is “cold.” The welding arc is not stable or is not satisfactory. the engine runs nor- mally. The auxiliary power is nor- mal.

1.Make sure the MODE selector switch is in the correct position for the process being used. (For example, CV-WIRE, PIPE, CC- STICK.)

2.Make sure the electrode (wire, gas, voltage, current etc.) is cor- rect for the process being used.

3.Check for loose or faulty con- nections at the weld output ter- minals and welding cable con- nections.

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

If all recommended possible areas of misadjustment have been checked and the problem persists,

Contact your local Lincoln

Authorized Field Service Facility.

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.

RANGER 250

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Contents Ranger Safety California Proposition 65 WarningsElectric Shock can kill Welding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Section F Section DSection E P490 SeriesInstallation Receptacles and Circuit Breakers Safety Precautions PRE-OPERATION Engine Service Electrical Connections Cable Installation Auxiliary Power ReceptaclesStandby Power Connections Total Combined Length of Electrode and Work CablesConnection of Ranger 250 to Premises Wiring GNDConnection of Lincoln ELEC- Tric Wire Feeders Connection of Prince Spool Gun to the Ranger General Description Design FeaturesOperation Engine OperationWelding Controls Weld Mode Selector SwitchARC Control Engine Controls Welder Operation TIG Welding Wire WELDING-CVTypical Current Ranges 1 for Tungsten ELECTRODES2 ARC Gouging Auxiliary PowerRanger 250 Extension Cord Length Recommendations Accessories Recommended Optional EquipmentKohler Engine MaintenanceEngine Maintenance Components Onan P220 OHV and ROBIN-SUBARUEngine OIL Change AIR Cleaner ServiceAIR PRE-CLEANER Service Engine OIL Refill CapacitiesSpark Plug Spark Plug ServiceAIR Filter Paper Element Spark Plug GapCleaning the Battery Engine Adjustment Overspeed is HazardousBattery Maintenance Charging the BatteryWelder / Generator Maintenance Troubleshooting HOW to USE Troubleshooting GuidePersists,Contact your local Service FacilityLincoln Authorized Field Cause Course of Action Contact your local LincolnTroubleshooting Troubleshooting Diagrams Enhanced DiagramDiagrams Diagrams Diagrams Diagrams Diagrams Engine Welders /LN-8 Connection Diagram Diagrams Diagrams Diagrams Diagrams Dimension Print Precaucion Warnung