Lincoln Electric SVM101-B service manual Options / Accessories

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C-2

ACCESSORIES

C-2

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OPTIONS / ACCESSORIES

CABLE PLUGS

Cable Plug Kit for 1/0-2/0 cable (K852-70) attaches to welding cable to provide quick disconnect from machine.

Cable Plug Kit for 2.0-3/0 cable (K852-95).

NOTE: Two K852-70 plugs are included with the V300-I.

K876 REMOTE CONTROL

ADAPTER

For operating an LN-25 wire feeder. The adapter connects to the 14-pin receptacle of Invertec power sources and to the 6-pin connector of the LN-25 K432 remote control cable.

K900-1 DC TIG STARTER

Solid state GTAW starting unit. Rated 300 A, 60%.

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K864 REMOTE CONTROL

ADAPTER

Plugs into the 14-pin receptacle on the rear panel of the Invertec. Adapter splits remote control circuitry to a 6- pin receptacle and to a 14-pin receptacle. Adapter per- mits remote output control of Invertec by means of K857 Remote Control, K812 Hand Amptrol or K870 Foot Amptrol. Allows remote while using LN-7 K480-7 control cable.

K867 UNIVERSAL ADAPTER

PLUG

Consisting of a 14-pin plug connected to labeled wires, the adapter allows user connection of any suitable accessory or wire feeder to the remote control, contac- tor, and auxiliary power circuitry of the Invertec.

V300-I

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Contents Invertec Safety Electric Shock can kill ARC Rays can burnFumes and Gases can be dangerous Cylinder may explode if damaged SafetyWelding Sparks can cause fire or explosion IiiPrécautions DE Sûreté Sûreté Pour Soudage a L’ArcMaster Table of Contents for ALL Sections Table of Contents Installation SectionSection A-1 Installation Three Phase Single PhaseInput Voltage Setup 3INSTALLATIONA-3Product Description Electrical Installation LocationSingle Phase Input Power Input ConnectionConnection of Wire Feeders to the Invertec Three Phase InputRemote Control of Invertec K900-1 DC TIG Starter ConnectionParallel Operation 6INSTALLATIONA-6 Output CablesQuick Disconnect Plugs Operation Section Section B-1Duty Cycle OperationOperating Instructions Control Function / Operation Mode Switch Full Range Is Is Very Soft, 10 Is Very CrispMeter Polarity Switch Auxiliary PowerAccessories Section Section C-1Accessories Options / AccessoriesMaintenance Section Section D-1Maintenance Input Filter Capacitor Discharge ProcedurePreventive Maintenance Overload ProtectionFigure D.2 Location of Maintenance Components Theory of Operation Section Section E-1Theory of Operation Input Line Voltage & Auxiliary TransformerPrecharge & Protection Circuits Return to Return to Section TOCSwitch Boards Figure E-4 ---SWITCH Circuits & TransformerOutput and Control Circuits Figure E-5 --OUTPUT & Control CircuitsPassive Pulse Width Modulation Minimum OutputMaximum Output Protective Circuits Overload ProtectionThermal Protection Troubleshooting & Repair Section Section F-1Troubleshooting & Repair HOW to USE Troubleshooting GuidePC Board Troubleshooting Procedures Additional Information Oscilloscope Warning Input Filter Capacitor CONDITION- INGMatched Parts Feeding Problems DepartmentFeeding Problems See Input Rectifier test See Output Diodes test See Switch Board test V300-I 11TROUBLESHOOTING & REPAIRF-11 Input Filter Capacitor Discharge ProcedureInput Filter Capacitor Discharge Procedure Figure F.I Location of Input Filter Capacitor TerminalsOutput Pilot Circuit Test Test Procedure G2527 J2 J4 J3V300-I Protection Board Output Test Test Procedure Turn Power Switch OFF313 306 J15 275F 311 V300-I Protection Figure F.6 Inserting ProbesCapacitor Balance Test Static Capacitor Test 912 V300-I Switch Board Test Switch Board Test Switch Board Test Table F.3 Snubber Resistor Test Snubber Resistor Test Check Test Result Conclusion Next Test Step Repair ActionOutput Diode Test Test Procedure Output Diode TestInput Rectifier Test Table F.5 Points StepsProbe Acceptable Meter Reading Overcurrent Protection Current Trigger Test Overcurrent Protection Current Trigger Test 302 G2527 Control J1 275DControl Overvoltage Protection DC Trigger Circuit Test Overvoltage Protection DC Trigger Circuit Test Figure F.16 PC Boards Removed306 275F 309 310 3J8 2J14 1J6 1J8 #311 1J14 6J6 #302#313 #275D #301 #305Thermal Protection AC Trigger Circuit Figure F.20 PC Boards Moved for Access Thermal Protection AC Trigger CircuitFigure F.21 Thermal Protection AC Trigger Circuit V300-I Power Board Test Power Board Test Test aTest B Figure F.23 Power Board Test Points Simplified Trigger Circuit Capacitor Removal and Replacement Procedure Capacitor Removal and Replacement ProcedureFigure F.27 -- Removing Capacitor Nuts Figure F.27 Switch Board Removal and Replacement Procedure Switch Board Replacement ProcedureTest After Switch Board or Capacitor Replacement Test After Switch Board or Capacitor Replacement Perform Retest After RepairOutput Diode Replacement Procedure 60TROUBLESHOOTING & REPAIRF-60 Output Diode Replacement Procedure61TROUBLESHOOTING & REPAIRF-61 Procedure Diode ModulesOutput Retest After RepairOCV at rated Input V300-PRO Min. Acceptable Max. All Modes V300-I V300-PROElectrical Diagrams Section Section G-1Wiring Diagram Entire Machine Code 9826 L8657 #0#Wiring Diagram Entire Machine Code 9827 L8938 ReturnWiring Diagram Entire Machine Code 10036 L9299 Wiring Diagram Entire Machine Code 10037 L9300 $ $Wiring Diagram Entire Machine Code 10132 L9567 SectionWiring Diagram Code Wiring Diagram Entire Machine Code 10133 L9568Wiring Diagram Entire Machine Code 10258 L10189 $& $V300-I Wiring Diagram European Wiring Diagram Entire Machine Code 10336, 10450 L10205Schematic Entire Machine # . $ #$ !#$ #! %&$Schematic Driver PC Board S20216 PC Board Assembly Driver L8660 IdentificationSchematic Driver PC Board S20799 PC Board Assembly Driver DescriptionSchematic Switch PC Board L8440 PC Board Assembly Switch L8441 CAPACITOR, Cemo 2700P 50V 5%Schematic Switch PC Board L10956 PC Board Assembly Switch L10958-1 Reqd IdentificationSchematic Control PC Board G2525 Electrical Diagrams CAPACITOR, Cemo 150P Schematic Protection PC Board M16097 PC Board Assembly Protection L7915-2 DZ1Schematic Power PC Board M16018 PC Board Assembly Power L8033-7 VOLT. REG. & Heat Sink Asbly