Lincoln Electric IM586-B manual Troubleshooting

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E-4	TROUBLESHOOTING	E-4

	Observe all Safety Guidelines detailed throughout this manual

PROBLEMS

(SYMPTOMS)

POSSIBLE

CAUSE

RECOMMENDED

COURSE OF ACTION

Gas purge key does not operate the	1. The connector from the control
gas solenoid, but gas flow does		p.c. board to the display p.c.
occur while welding.		board or the connector from the
		display p.c. board to the keypad
		are loose or improperly inserted.
	2. Damaged keypad
	3.	Damaged display p.c. board.
	4.	Damaged control p.c. board.

Pressing the current key does not	1. One of the range selection LEDʼs
select between the peak and back-		is lit or in acceleration setting
ground current LEDʼs.		mode.
	2.	The connector from the control
		p.c. board to the display p.c.
		board or the connector from the
		display p.c. board to the keypad
		are loose or improperly inserted.
	3. Damaged keypad
	4.	Damaged display p.c. board.
	5.	Damaged control p.c. board.

Pressing the procedure key does	1. The connector from the control		If all recommended possible areas
not select between A - Remote - B.		p.c. board to the display p.c.	of misadjustment have been
		board or the connector from the	checked and the problem persists,
		display p.c. board to the keypad	Contact your local Lincoln
		are loose or improperly inserted.	Authorized Field Service Facility.
	2. Damaged keypad
	3.	Damaged display p.c. board.
	4.	Damaged control p.c. board.

Pressing the range key has no	1. Make sure that the DIP switches
effect while not welding.		on the control p.c. board are not
		set for security or range lockout
		mode.
	2.	The connector from the control
		p.c. board to the display p.c.
		board or the connector from the
		display p.c. board to the keypad
		are loose or improperly inserted.
	3. Damaged keypad
	4.	Damaged display p.c. board.
	5.	Damaged control p.c. board.

Gas solenoid not operating properly	1. Inlet gas pressure exceeding 80
or intermittent.		psi(5.5 bar). Verify that gas pres-
		sure regulator is operating prop-
		erly.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

STT-10

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Contents IM586-B California Proposition 65 Warnings SafetyElectric Shock can kill Iii Welding and Cutting Sparks can Cause fire or explosionSûreté Pour Soudage a LʼArc Précautions DE SûretéOn-Line Product Registration Please Examine Carton and Equipment For Damage ImmediatelyTable of Contents P312 Series Diagrams Section FVii STT-10 InstallationGeneral Description Recommended Processes and Equipment Safety PrecautionsMounting the 10 Series Wire Drive Unit Mounting the STT-10 Control Box K1565-2 Boom Model Mounting Synergic 7F Wire Drive UnitConnecting Wire Drive Unit to Control Box Electrode Routing Wire Drive Speed Range SelectionControl Speed Range Setting Series Wire Drive Ratio SelectionElectric Shock can kill Wire Feed Drive Roll KitsProcedure to Install Drive Roll and Wire Guides Synergic 7F 4-Roll Kits KP655 and KP656Gmaw Guns GUN Connections GeneralGUN and Cable Assemblies with Standard Connection GUN and Cable Assemblies with FAST-MATE ConnectionGmaw Shielding Gas Synergic 7F Wire Drives K679Water Connections for Water Cooled Guns Gun Cable Connection with Fast-Mate ConnectionInput Cable STT-10 Control to Power Source Electrical InstallationMaterials Required for bench to boom conversion Optional Features InstallationDual Procedure Switch Options Boom and Bench ConversionsOperating Instructions STT-10 Control DIP Switch SetupOperation Range Lockout Mode Selection Step Trigger Mode Operation SelectionSecurity Mode Selection Robotics Mode SelectionKeypad and Display Description Power-Down SaveKeypad and Display Operation Operation KeysDisplay Control Keys Trigger Mode SelectionTrigger Mode Select Key Acceleration Selection Security ModeFigure B.1 Wire Reel Loading READI-REELS, Spools or CoilsDrive Roll Pressure Setting Feeding Electrode and Brake AdjustmentMaking a Weld Procedure for Setting Angle of FeedplateGAS Guard Regulator Setting Display Prompt or Error Wire Reel ChangingWire Feed Overload Protection Explanation of Prompting and Error MessagesSolid & Cored Steel Electrode Driven AccessoriesRoll DH Drive K1758-L Input Cable Assem BLY K683-1 Dual Procedure SwitchK683-3 Dual Procedure Switch K1558-1 Remote Switch Interface ModuleK206, K289, and K309 GUN Adapters for 10 Series Wire Drive HeadsCoil Adapter Magnum 200/300/400 GunsGUN and Cable Assemblies K1634-1 Wire Reel Enclosure KITMaintenance Maintenance HOW to USE Troubleshooting Guide TroubleshootingContact your local Lincoln Authorized Field Service Facility Contact your local Lincoln Authorized Field Service FacilityTroubleshooting Damaged encoder p.c. board Troubleshooting Electric Shock can kill Procedure for Replacing PC BoardsDiagrams Diagrams Diagrams Connection Diagrams Dimension Print Bench Model Dimension Print Boom Model Control Box STT-10 STT-10 Precaucion Warnung