Lincoln Electric IM10018-A manual Welding PRObLEMS

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E-10	TROUbLESHOOTING	E-10

	Observe all Safety Guidelines detailed throughout this manual

PRObLEMS	POSSIbLE
(SYMPTOMS)	CAUSE

			WELDING PRObLEMS
	Poor arc starting when the IDE-	1.	Make sure the proper welding
	Poor arc starting when the IDE-	1.	Make sure the proper welding
	ALARC® DC-600 VRD is in the		procedures are being used.
	CV Sub-Arc or CV Innershield		(wire feed speed , arc voltage
	Modes.		and wire size)
		2.	Check weld cables for loose or
			faulty connections.

		1.	Remove output cables from
	Machine has output but trips off		IDEALARC® DC-600 VRD. If
	immediately when wire feed unit		problem is resolved check for
	trigger is activated		external short between welding
			cables. Also check control
			cable (#75, #76, & #77) for
			grounds or shorts.

RECOMMENDED

COURSE OF ACTION

If all recommended possible areas of possible cause 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.

IDEALARC® DC-600 VRD

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Contents Idealarc DC-600 VRD Safety Depends on YouCalifornia Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSafety On-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTAbLE of Contents TAbLE of Contents Technical Specifications Idealarc DC-600 VRD InstallationSafety Precautions Stacking Hole Stacking PinsElectric Shock can Kill Select Proper LocationInput Power Supply Connections Fuse and Wire SIzESElectrical Input Connections Ground ConnectionSee Machine Rating Plate for Required Input Supply Voltage Reconnect ProcedureELECTRODE, Work and #21 Lead Connections Output ConnectionsNections Auxiliary Power and Control CONTerminal Strip 1 T.S.1 Terminal Strip 2 T.S.2Fumes and Gases can be dangerous Electric Shock can killARC Rays can burn Operation Design Features and AdvantagesGeneral Description Recommended Processes and EQUIP- MentOutput Control Output Voltage Current OFF Input PowerOutput Terminals Input Power ON/OFF Switch Controls and SettingsPower Light NectionAuxiliary Power in MS-RECEP- Tacle For codes 11707 and above OVERLOAD, OVERCURRENT, and Fault ProtectionWelding Procedure Recommendations Remote Control of Machine OperationCV Mode CC ModeNA-3 Automatic Wire Feeder Operation Wire Feeders and Tractors AccessoriesField Installed Options Factory or Field Installed OptionsFigure C.2 MULTI-PROCESS Switch CAbLE Connections Accessories Safety Precautions Electric Shock can Kill 1MAINTENANCED-1Routine and Periodic Maintenance TROUbLESHOOTING Static-Sensitive Board can be damaged by static electricityDevices Handle only atOutput PRObLEMS TROUbLESHOOTING LOCAL/REMOTE Switch TROUbLESHOOTING Check all Three-Phase input Facility PRObLEMS Symptoms Welding PRObLEMS Poor arc characteristics in all processes Control P.C. bOARD BOARD TROUbLESHOOTING GuideConnecting Remote Output Control Rheostat to the Machine Checking Power ON/OFF Switch S1BOARD TROUbLESHOOTING Guide VRD P.C. bOARD Checking Output Control RHEO- Stat on Machine R1Diagrams Diagrams Diagrams Diagrams Feeder Connection of LN-742 to the DC-600 VRD Power SourceConnection of LN-7 to the DC-600 VRD Power Source 600 Connection of LN-8 or LN-9 to the DC-600 VRD Power SourceControl Cable Connection of NA-5/-5R to the DC-600 VRD Power Source Lincoln Wire DC-600 VRD Dimension Print with K817P Undercarriage DC-600 VRD Dimension Print with K842 Undercarriage Precaucion Warnung