Setting Dip Switches in the Wire | Lincoln Electric SVM185-A

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F-9	TROUBLESHOOTING AND REPAIR				F-9
Observe Safety Guidelines detailed in the beginning of this manual.

PROBLEMS		POSSIBLE AREAS OF	RECOMMENDED
(SYMPTOMS)		MISADJUSTMENT(S)	COURSE OF ACTION

		FUNCTION PROBLEMS
The purge switch does not activate		1. Make certain the COLD	1. If the COLD INCH/GAS PURGE
the gas solenoid, but gun trigger		INCH/GAS PURGE switch is	switch is operating correctly and
closure in the MIG or pulse modes		operating properly.	the associated leeds are OK.
does activate the solenoid. The		2. Check for loose or faulty leeds	The feedhead board may be
LEDs are steady green on the		between COLD INCH/GAS	faulty.
power source,	and wire drive unit.	PURGE switch and the feedhead
		board. See wiring diagram.

The COLD INCH/GAS PURGE		1. Make certain the COLD	1. If the COLD INCH/GAS PURGE
switch does not turn on the wire		INCH/GAS PURGE switch is	switch is operating correctly and
drive motor but gun trigger closure		operating properly.	the associated leads are OK.
in the MIG or Pulse modes does		2. Check for loose or faulty leeds	The feedhead board may be
activate the wire drive motor.		between the COLD INCH/GAS	faulty.
The LEDs are steady green on the		PURGE switch and the feedhead
power source, and wire drive unit.		board. See wiring diagram.

The voltmeter on the wire feeder		1. Make sure the DIP switches are	1. Check leads #513 and #514 from
does not function properly even		configured correctly for the weld-	J85 on the feedhead board to the
though the STATUS LEDS are		ing polarity being used. See	voltage sense PC board. Verify
steady green.		Setting Dip Switches in the Wire	placement in proper cavities.
		Drive in the Installation section	2. Perform the	Voltage	Sense
		of this manual.	Board Test .
			Board Test .
		2. Check the #67 lead on the wire	3. The display board may be faulty.
		drive unit. Make sure it is connect-	3. The display board may be faulty.
		ed to the motor gear box and also	4. The feedhead control board may
		the voltage sense PC board.	be faulty.
		3.Check the work sensing leads on	5. The Control	Box control	board
		the POWER FEED® 25M power	may be faulty.
		source. Check leads #202 (Neg.
		output terminal) and #206 (pos.
		output terminal). See POWER
		FEED® 25M wiring diagram. If
		external voltage sensing is utilized,
		Check the #21 lead between the 4-
		pin receptacle on the front of the
		POWERWAVE® and the work-
		place.

CAUTION

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact the Lincoln Electric Service Department for technical troubleshooting assistance before you proceed. Call 1-888-935-3877.

POWER FEED® 25M

Image 83

Lincoln Electric SVM185-A service manual Setting Dip Switches in the Wire

Contents

Power Feed 25M Power Feed 25M Safety Fumes and Gases Electric Shock can kill Iii For Electrically Sûreté Pour Soudage a L’Arc Précautions DE Sûreté Electromagnetic Compatibility EMC Safety Master Table of Contents for ALL Sections Table of Contents Installation Section Technical Specifications Power Feed 25M K2536-1 Installation Electric Shock can Kill Safety Precautions High Frequency ProtectionLocation Function Power Source Wire FeederWiring Digital Control CABLE, K1543-XX Table A.1 Weld Cable SizeCoaxial Weld Cable Build UP of Shielding GAS MAY Electrode Polarity Shielding GAS ConnectionGmaw Gtaw OFF Changing the Drive Motor Gear Ratio Procedure to Install Drive Rolls and Wire Guides Wire Drive Configuration Loading Spools of Wire Remote Sense Lead Specifications Typical System Configurations Table of Contents Operation Section Operation Safety Precautions Duty Cycle General DescriptionDefinition of Welding Terms Equipment Limitations Recommended Power SourcesRecommended Processes Left Display window Connector for a remote control11. ON/OFF switch Pin connector Definition ON-OFF SwitchStatus LED Table B.1 Smaw Stick Welding Technology Power Sources7OPERATIONB-7 Making a Weld with Waveform MSP4 Operation Process Mode8OPERATIONB-8 Smaw Stick Welding Display Three non-synergic welding modes are available NON-SYNERGIC Gmaw and FcawWelding Non-Synergic Gmaw and Fcaw Welding Display Modes 5 MSP4 Operation Figure B.5 Gmaw MIG Synergic Welding 220 26.4 ARC Control Steel and Stainless Synergic GMAW-P Pulsed MIG Welding Stainless Steel Gmaw Migwelding 220 Pulse-on-Pulse Welding 16OPERATIONB-16Aluminum Synergic GMAW-P Pulsed Migand GMAW-PP Pulse on Pulse Aluminum Pulse Welding Aluminum GMAW-P and GMAW-PP Figure B.14 Aluminum GMAW-P and GMAW-PP Welding Aluminum Pulse and Pulse-On-Pulse Synergic Weld Display Figure B.15 GMAW-STT Welding GMAW-STT 109 Figure B.16 Tailout TIG Gtaw TIG WeldingTouch Start OFF Feed 10A SET-UP Features MenuPower Feed 10M All Models Quick Preflow time will not be accessible from the MSP4 Operation PROCEDURE/MEMORY Panel Opera User Memories Tion Limits may be set for LimitsParameter Range Units MSP4 Display Parameter Name High LimitLow Limit Item D Escription Internal Controls Step Trigger Operation Cold FEED/GAS Purge SwitchLight Switch Heater Switch Weld 34OPERATIONPreflow Strike Figure B.20 Figure B.21 Upslope Postflow 37OPERATIONB-37 Figure B.23 Start Rear Controls Description Liter/Min Operation on Lincnet Power SourcesFlow Meter Scfh Table of Contents Accessories Section Drive Roll Kits Used AccessoriesFactory Installed Equipment Wire Type Electrode Size KP KIT K2593-xx #1 Co-Axial Power Cable Accessories K1500-5 Gun Receiver Bushing compatible Water cooling cover on the case front of the inner InstallationCooling KIT Use a 5/16 nut driver to remove the screws holding Figure C.1 Python Water Cooled Guns Power Feed 25M Table of Contents Maintenance Section Calibration Specification MaintenanceRoutine Maintenance Periodic Maintenance 1TABLE of CONTENTS-THEORY of Operation Section E-1 Figure E.2 General Physical Description Theory of Operation Figure E.3 GAS Solenoid Controls Power Feed 25M Control BOX User Interface Status Light States TroubleshootingComponent is causing the problem. By using the status Component Status Lights Status Light States CON’T 1TABLE of Contents Troubleshooting and Repair F-1 HOW to USE Troubleshooting Guide 2TROUBLESHOOTING and REPAIRF-2 PC Board Troubleshooting Procedures Troubleshooting and Repair See Setting DIP Switches Wire Drive Troubleshooting and Repair Output Problems Power Power source is functioning Make certain the Power Wave Setting Dip Switches in the Wire Troubleshooting and Repair Fault Code Description Possible Adjustments ArcLink System Error Codes Power Feed 25M Materials Needed Voltage Sense PC Board TestTest Description Figure F.1 Plug J1 and J2 Locations Procedure Tach Feedback Test Blue RED Drive Motor Test #550 #551 Gear BOX and Drive Motor Removal and Replacement Procedure Gear BOX Removal and Drive Motor Figure F.4 Gear BOX and Drive Motor Removal and Replacement To Remove the Drive Motor from the Gear BOX To Remove the Wire Drive Assembly from the Gear BOXReplacement Procedures Retest After Repair SET UP Table of Contents Diagram Section Wiring Diagram Complete Machine Code 11313 G5585 Electrical Diagrams G5638 Schematic Complete Machine Code 11313 G5638 Schematic 42 VAC & Arclink Feeder PC Board #1 G3883-2 Schematic 42 VAC & Arclink Feeder PC Board #2 G3883-2 Schematic MSP4 Optional Display PC Board G4456 Schematic SPI Display PC Board L11756 PC Board Assembly SPI Display L11757-1 Schematic Voltage Sense Select PC Board S24779 PC Board Assembly Voltage Sense Select M19540 Schematic Spool GUN PC Board L12008 PC Board Assembly Spool GUN M20159