Lincoln Electric 140, 180 manual Problems Possible Symptoms Cause, Recommended Course of Action

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E-2	TROUBLESHOOTING	E-2
	Observe all Safety Guidelines detailed throughout this manual

	PROBLEMS		POSSIBLE
	(SYMPTOMS)		CAUSE
	Major physical or electrical damage			OUTPUT PROBLEMS
	Major physical or electrical damage		“Do not Plug in machine or turn it on”.
	is evident.		Contact your local Authorized Field
			Service Facility.
	No wire feed, weld output or gas		1.	Make sure correct voltage is
	flow when gun trigger is pulled. Fan		2.	applied to the machine.
	does NOT operate.		2.	Make certain that power switch
			3.	is in the ON position.
			3.	Make sure circuit breaker is
				reset.
	No wire feed, weld output or gas		1.	The thermostat may be tripped
	flow when gun trigger is pulled.			due to overheating. Let machine
	Fan operates normally.		2.	cool. Weld at lower duty cycle.
			2.	Check for obstructions in air
				flow. Check Gun Trigger connec-
			3.	tions. See Installation section.
			3.	Gun trigger may be faulty.

RECOMMENDED COURSE OF ACTION

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

POWER MIG (140, 180 MODELS)

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Contents Power MIG 140, 180 Models Safety For EngineElectric Magnetic Fields Fumes and Gases Electric Shock can ARC Rays can burn KillIii For ElectricallyLES Machines À Souder À Précautions DE SûretéTransformateur ET À RedresseurInstallation Installation QUALITYvii Thank YouTable of Contents Hnical Specifications Open Circuit Voltage Wire Speed Range Voltage/Duty CycleCurrent Voltage at Rated Amperes Select Suitable Location Safety PrecautionsStacking TiltingIncluded Components Identify and Locate ComponentsProduct Description Product OperationCapabilities Common Welding AbbreviationsControls and Settings Figure B.3 Drive Roll Drive Roll Part TypeNumber Part Number Welding Items Needed for Flux CoredWork Cable & Clamp 0350.9mm Contact TipLoad Wire Spool Connect Leads and Cables onMachine Guards securely in place Pinch pointsItems Needed for MIG Welding Operation Setting UP and Making a MIG WeldShielding GAS Install Shielding GASConnect Leads and Cables on the Machine 10OPERATIONDrive rolls, spool of wire and elec When the gun trigger is depressedFigure B.20 Setting UP and Making a Aluminum Weld Using Spool GUNK2525-1 Spot Timer Kit AccessoriesK2532-1 Magnum 100SG Spool Gun K2377-1 Small Canvas CoverK520-Utility Cart 16406POWER.4mmMIG 140, 180 ModelsK2275 Welding Cart POWER13-1/2342MIG.9mm140, 180 ModelsMaintenance Maintenance Safety PrecautionsRoutine Maintenance GUN and Cable Maintenance Overload Protection For Magnum 100L GUNChanging Liner 3MAINTENANCED-3GUN Handle Parts Liner trim lengthHOW to USE Troubleshooting Guide TroubleshootingRecommended Course of Action Problems Possible Symptoms CausePossible Cause Problems SymptomsWelding Problems Diagrams Power MIG 180 Models Dimension Print Power MIG 140, 180 Models Ground Aspiración para gases