Lincoln Electric V205-T specs

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G-2

ELECTRICAL DIAGRAMS

G-2

WIRING DIAGRAM - V205-T AC/DC STANDARD DIAGRAM

*

*To Ground according to National Electrical Code

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.

V205-T AC/DC

Image 108

Lincoln Electric service manual Wiring Diagram V205-T AC/DC Standard Diagram

Contents

Invertec V205-T AC/DC Safety Electric Shock can kill Cylinder may explode if damaged Précautions DE Sûreté Sûreté Pour Soudage a L’Arc Master Table of Contents for ALL Sections Table of Contents Installation Section Installation Operating Temperature Range Storage Temperature Range Select Suitable Location StackingTilting Environmental Area Reconnect Procedure Input Connections Attachment Plug Installation 230V Input115V Input Engine Driven Generator Output Connection for Stick Output and GAS Connection for TIG Welding Figure A.1Work Cable Connection Remote Control Connection Shielding GAS Connection V205-T AC/DC Table of Contents Operation Section Safety Instructions General DescriptionWelding Capability Limitations Rear Control Panel Figure B.1 Figure B.1 Controls and Settings Figure B.2 Step Diagram Local/Remote push button Selects the welding TIG DC TIG AC SET UP Menu Indicator Parameter Default Output Limitations Welding Polarity Figure B.5 Steel TIG Welding Copper TIG WeldingTips for AC TIG Welding Filler Material AC TIG Welding Quick Start UP Protective GAS DC TIG Welding Quick Start UP Table of Contents Accessories Optional Accessories Compatible EquipmentCable Plugs TIG Torch Kits Table of Contents Maintenance Safety Precautions Input Filter Capacitor Discharge ProcedureRoutine Maintenance Table of Contents Theory of Operation Section Theory of Operation General DescriptionInput Board and BUS Board Main Igbt Inverter Board Figure E.3 Main Igbt Inverter Board Main Transformer Output Module Transistor BoardOutput Module and Clamping Board Superimposition Board CONTROL/DISPLAY Board High Frequency HF Board Output Filter Board Insulated Gate Bipolar Transistor Igbt Operation Figure E.6 Igbt Table of Contents Troubleshooting & Repair Section Troubleshooting & Repair HOW to USE Troubleshooting Guide PC Board Troubleshooting Procedures Electric Shock can kill Output Problems Function Problems Function Problems Secondary Power Board Test Welding Problems Troubleshooting & Repair External Diagnostics Figure F.1 External Diagnostics Troubleshooting & Repair Internal Diagnostics Figure F.2 Internal Diagnostics LED V205-T AC/DC Input Filter Capacitor Discharge Procedure Description Input Filter Capacitor Discharge Procedure Discharge Procedure Input Filter Board Test Input Filter Board Figure F.5 Input Filter Board V205-T AC/DC Main Igbt Inverter Board LOW Voltage Test Main Board LED Table F.1 Test Points TP2 MF2 Figure F.7 Main Igbt Inverter Board Location CONTROL/DISPLAY Board Test Control/Display Board CN2 CN7 CN1 Figure F.9 CONTROL/DISPLAY Board Location CN1 Table F.2 Plug CN1 Test PointsTable F.3 Plug CN2 Test Points Table F.4 Plug CN7 Test Points BUS Board Test BUS Board Table F.5 Plug CN2 Test Points Table F.6 Plug CN3 Test PointsTable F.7 Plug CN4 Test Points Table F.8 Plug CN7 Test Points CN2 CN4 Main Inverter Board Upfr Section Test Figure F.14 Upfr Location on Main Board Table F.10 Voltage Checks with 115 VAC Applied to Machine TP9 Gndpwr RL1 DD1 MF9 V205-T AC/DC Troubleshooting and Repair Output Filter Board Test Output Filter Board Figure F.17 Output Filter Board Plug Location Figure F.18 Output Filter Board Plug CN1 V205-T AC/DC Secondary Power Board Test Secondary Power Board Figure F.20 Secondary Power Board Test Point Locations Table F.13 Voltage Checks with 115 VAC Applied to Machine V205-T AC/DC Main Inverter Board Welding Logic and Inverter Section Test Main Inverter Board Figure F.21 Main Board Location Table F.15 Feedback Voltage Signals Table F.17 LED Check in Stick ModeTable F.14 LED Functions Table F.16 Voltage Checks with 115 VAC Applied to Machine TP14 TP15 TP16 TP19 TP31 CN4/1-2 Short Circuit Ohms CN5/1-2 Figure F.23 Main Board Lower Left TP9 Ground Power MF15 VDS MF12 MF16 VDS V205-T AC/DC Input Filter Board Removal and Replacement Input Filter Board Removal and Replacement RV1 V205-T AC/DC Main Igbt Board Removal and Replacement Main Igbt Board Removal & Replacement CN2 CN1 V205-T AC/DC CONTROL/DISPLAY Board Removal and Replacement CONTROL/DISPLAY Board Removal & Replacement CN7 CN3 V205-T AC/DC Output Filter Board Removal and Replacement Removal and Replacement Casefront Mounting Screws Phillips Head Screws CN1 CN2 Output Diodes Removal and Replacement Output Diodes Figure F.35 Output Diode Location Output Transistor Removal and Replacement Output Transistor Removal and Replacement Plug CN1 5mm V205-T AC/DC Electrical Diagrams Table of Contents Electrical Diagrams Section Wiring Diagram V205-T AC/DC Standard Diagram SVM Error Reporting Form