Lincoln Electric SVM185-A manual

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G-4	ELECTRICAL DIAGRAMS	G-4
SCHEMATIC - 42 VAC & ARCLINK FEEDER PC BOARD #1 (G3883-2)

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

POWER FEED® 25M

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Lincoln Electric SVM185-A service manual Schematic 42 VAC & Arclink Feeder PC Board #1 G3883-2

Contents

Power Feed 25M Safety Power Feed 25M Electric Shock can kill Fumes and Gases For Electrically Iii Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Electromagnetic Compatibility EMC Safety Master Table of Contents for ALL Sections Table of Contents Installation Section Installation Technical Specifications Power Feed 25M K2536-1 Location Safety Precautions High Frequency ProtectionElectric Shock can Kill Power Source Wire Feeder WiringDigital Control CABLE, K1543-XX Function Coaxial Weld Cable Weld Cable SizeTable A.1 Electrode Polarity Shielding GAS Connection GmawGtaw Build UP of Shielding GAS MAY Changing the Drive Motor Gear Ratio OFF Wire Drive Configuration Procedure to Install Drive Rolls and Wire Guides Remote Sense Lead Specifications Loading Spools of Wire Typical System Configurations Table of Contents Operation Section Safety Precautions Operation Definition of Welding Terms General DescriptionDuty Cycle Recommended Processes Recommended Power SourcesEquipment Limitations Connector for a remote control 11. ON/OFF switchPin connector Left Display window ON-OFF Switch Status LEDTable B.1 Definition Technology Power Sources 7OPERATIONB-7Making a Weld with Waveform Smaw Stick Welding Process Mode 8OPERATIONB-8Smaw Stick Welding Display MSP4 Operation Welding NON-SYNERGIC Gmaw and FcawThree non-synergic welding modes are available MSP4 Operation Non-Synergic Gmaw and Fcaw Welding Display Modes 5 Gmaw MIG Synergic Welding Figure B.5 220 26.4 Steel and Stainless Synergic GMAW-P Pulsed MIG Welding ARC Control Stainless Steel Gmaw Migwelding 220 16OPERATIONB-16 Aluminum Synergic GMAW-P PulsedMigand GMAW-PP Pulse on Pulse Pulse-on-Pulse Welding Aluminum GMAW-P and GMAW-PP Aluminum Pulse Welding Aluminum GMAW-P and GMAW-PP Welding Figure B.14 Aluminum Pulse and Pulse-On-Pulse Synergic Weld Display GMAW-STT Welding Figure B.15 109 GMAW-STT Tailout Figure B.16 Touch Start Gtaw TIG WeldingTIG OFF SET-UP Features Menu Power Feed10M All Models Feed 10A Quick Preflow time will not be accessible from the MSP4 Operation PROCEDURE/MEMORY Panel Opera User Memories Tion Limits Parameter Range UnitsMSP4 Display Limits may be set for Low Limit High LimitParameter Name Internal Controls Item D Escription Cold FEED/GAS Purge Switch Light SwitchHeater Switch Step Trigger Operation 34OPERATION PreflowStrike Weld Figure B.20 Upslope Figure B.21 37OPERATIONB-37 Postflow Start Figure B.23 Description Rear Controls Operation on Lincnet Power Sources Flow MeterScfh Liter/Min Table of Contents Accessories Section Accessories Factory Installed EquipmentWire Type Electrode Size KP KIT Drive Roll Kits Used K2593-xx #1 Co-Axial Power Cable Accessories K1500-5 Gun Receiver Bushing compatible Installation Cooling KITUse a 5/16 nut driver to remove the screws holding Water cooling cover on the case front of the inner Python Water Cooled Guns Figure C.1 Power Feed 25M Table of Contents Maintenance Section Maintenance Routine MaintenancePeriodic Maintenance Calibration Specification 1TABLE of CONTENTS-THEORY of Operation Section E-1 Theory of Operation Figure E.2 General Physical Description Power Feed 25M Figure E.3 GAS Solenoid Controls Control BOX User Interface Troubleshooting Component is causing the problem. By using the statusComponent Status Lights Status Light States Status Light States CON’T 1TABLE of Contents Troubleshooting and Repair F-1 2TROUBLESHOOTING and REPAIRF-2 HOW to USE Troubleshooting Guide Troubleshooting and Repair PC Board Troubleshooting Procedures See Setting DIP Switches Wire Drive Troubleshooting and Repair Output Problems Power Make certain the Power Wave Power source is functioning Setting Dip Switches in the Wire Troubleshooting and Repair ArcLink System Error Codes Fault Code Description Possible Adjustments Power Feed 25M Test Description Voltage Sense PC Board TestMaterials Needed Procedure Figure F.1 Plug J1 and J2 Locations Tach Feedback Test Blue RED Drive Motor Test #550 #551 Gear BOX and Drive Motor Removal and Replacement Procedure Figure F.4 Gear BOX and Drive Motor Removal and Replacement Gear BOX Removal and Drive Motor Replacement Procedures To Remove the Wire Drive Assembly from the Gear BOXTo Remove the Drive Motor from the Gear BOX SET UP Retest After Repair Table of Contents Diagram Section Electrical Diagrams Wiring Diagram Complete Machine Code 11313 G5585 Schematic Complete Machine Code 11313 G5638 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