Lincoln Electric GX 271 specifications Field Service Facility for technical

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E-3	TROUBLESHOOTING	E-3

	Observe all Safety Guidelines detailed throughout this manual

PROBLEMS

(SYMPTOMS)

POSSIBLE AREAS OF MISADJUSTMENTS(S)

RECOMMENDED

COURSE OF ACTION

Engine will not idle down to low	1.	Idler switch in High idle position.	1.	Set switch to Auto.
speed.	2.	External load on welder or auxil-	2.	Remove all external loads.
		iary power.
	3.	Faulty PC board or idler solenoid.	3.	Contact your Local Lincoln Authorized
				Field Service Facility for technical
				troubleshooting assistance.
Engine will not go to high idle when	1.	Poor work lead connection to	1.	Make sure work clamp is tightly con-
attempting to weld.		work.		nected to clean base metal.
	2.	"Welding Terminals" switch is in	2.	Set to "Always On" when welding with-
		wrong position.		out a welding terminal control cable.
				Refer to Operations chapter for proper
				use of this switch.
	3.	Faulty PC board. Low idle speed	3.	Contact your Local Lincoln Authorized
		set too low.		Field Service Facility for technical
				troubleshooting assistance.

Engine will not go to high idle when	1.	Auxiliary power load is less than	1.	Idler may not respond with less than a
using auxiliary power.		100 watts.		100 watt load. Set idler to "High".
	2.	Faulty PC board.	2.	Contact your Local Lincoln Authorized
				Field Service Facility for technical
				troubleshooting assistance.

Engine does not develop full power.	1.	Fuel filter clogged.	1.	Replace.
	2.	Air filter clogged.	2.	Clean or replace.
	3.	Fouled spark plugs.	3.	Clean or replace.
	4.	Valves out of adjustment.	4.	Contact authorized engine service
				shop.

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.

GX 271 Chopper

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Contents RED-D-ARC Safety California Proposition 65 WarningsElectric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’ArcThank You Table of Contents Vii Installation Height Width Depth WeightInstallation Installation Instructions High Altitude Operation PRE-OPERATION Engine ServiceAdditional Safety Precautions LiftingMuffler Battery ConnectionsFuel Spark ArresterMachine Grounding Electrical ConnectionsTotal Combined Length of Electrode and Work Cables Welding Cable ConnectionsAuxiliary Power RECEPTACLES, PLUGS, and HAND-HELD Equipment Premises WiringCircuit Breakers Connection of GX-271 to Premises Wiring Table A.1Operation Safety InstructionsDesign Features Operating InstructionsAdditional Safety Precautions Recommended ApplicationsLimitations Controls and Settings Figure B.1 Output Panel Controls WELDER/GENERATOR ControlsEngine Operation Before Starting the EngineStarting the Engine Stopping the Engine Table B.1 Typical GX-271 Fuel ConsumptionARC Control Welding OperationWelder Controls Function and Operation LocalStick Welding Pipe WeldingTIG Welding Wire Welding Table B.2 Typical Current Ranges 1 for Tungsten ELECTRODES2Table B.3 Summary of Welding Processes and Machine Settings Used SwitchAuxiliary Power Table B.4 GX-271 Simultaneous Welding and Power LoadsSimultaneous Welding and Power Loads Accessories General Options AccessoriesTIG Welding Options Accessories Semiautomatic Fcaw and MIG Welding Options / Accessories Accessories Connection Diagrams Accessories Connection Diagrams Accessories Connection Diagrams Accessories Connection Diagrams GX271 Routine and Periodic Engine Maintenance MaintenanceSafety Precautions Engine Maintenance Parts Table D.1Table D.3 Kohler Engine Maintenance Schedule Table D.2 Honda Engine Maintenance ScheduleTable D.5 OIL Filter Tightening Torques AIR Cleaner ServiceChanging the Engine OIL Table D.4 Engine OIL Refill CapacitiesSpark Plug Service Table D.6 Spark Plug Installation SpecificationsKohler Engine Battery Maintenance Fuel Filter ServiceEngine Adjustments Cleaning the Battery Brush Removal and Replacement Welder / Generator Maintenance Cleaning Servicing Optional Spark Arrestor1TROUBLESHOOTINGE-1 HOW to USE Troubleshooting GuideTroubleshooting Field Service Facility for technical No welding power output Welding Terminals switch 789 $ % Diagrams Precaucion Warnung