Lincoln Electric SVM179-B service manual S27505-1B0

Page 102

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G-24

 

 

 

ElECTriCal DiaGrams

 

 

 

 

 

 

 

 

 

 

 

 

G-24

sChEmaTiC - mOTOr FilTEr pC BOarD - CODE 11746, 11747 (s27505-1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

J61

4A

 

 

 

 

 

 

J61

3

 

 

 

 

 

 

 

 

 

 

 

16L100V

 

 

 

C1

C2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

470uH11.4A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

J61

 

 

 

 

470uF

470uF

 

J61

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

350V

GND350V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GENERALINFORMATION

 

 

 

 

LABELS

R

 

 

LASTNO.USED

 

 

 

 

 

 

ELECTRICALSYMBOLSPERE1537

 

 

 

 

C-

 

 

 

 

 

 

 

 

 

CAPACITORS=

MFD

(.022/0VUNLESSOTHERWIS

SPECIFIED)

D

 

_

 

 

 

 

 

 

 

 

RESISTORS=Ohms(

UNLESSOTHERWISE

 

 

 

 

 

 

 

 

 

DIODES=

1A,400V

1/4W(UNLESSOTHERWISESPECIFIED)

 

 

 

VOLTAGENET

 

PROPRIETARYINTEDCIRCUIBARDMAYCONFIDENTIAL:DESIGNINFORMATION

EQUIPMENTTYPE:

LN-25PRO

 

SUPPLYOWERSUPPLYSOURCEPOINT

 

 

 

 

PAGE01OF01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CMMONFRA CONCONNECTION

 

 

 

 

 

HISDOCUMENTCONTAINSPROPRIETARY

 

 

 

 

 

 

 

EARTHGROUNDCONNECTION

 

MYNOTSHOWTHEEXACT

FORMATIONOWNEDBYLINCOLNGLOBAL,INC.ANDMAYNOTBEDUPLICATED,COMMUNICATED

 

ENGINEER:APM

 

 

SUBJECT:

SCHMATIC,MOTORFILTERPCB

 

NUMBER:

 

REVISION:

SINCECOMPONENS

&CIRUITRY

TOOTHERPARTIES,ORUSEDFORANYPURPOSEWITHOUTTHEEXPRESSWRITTENPERMISSIONOFLINCOLNGLOBL,INC.

DOCUMET

ABLITYOF

COMPLETEBOARD,THIS

DRAWNBY:WDW

 

10-30-2008

DISPOSITION:NADATE:

-------

 

NUMBER: 5021492

 

DOCUMENT

DIAGRAMHAVINAFFECTINGCOMMONCODENUMBER.

APPROVED:

 

---------

 

 

S27505-1B0

A.01

WITHOUT

 

 

THEINTECHANGE-

 

 

REFERENCE:

MATERIAL

 

APPROVAL

 

 

PROJECT

 

 

 

 

 

 

 

COMPONETSORCIRCUITRYOFCONTROLS

 

 

 

 

 

 

 

 

 

 

 

 

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

lN-25™ prO

Image 102
Contents LN-25PRO Wire Feeder Safety LN-25 PROElectric Shock can kill ARC Rays can burn Welding Cutting For ElectricallyIii Précautions DE Sûreté Sûreté Pour Soudage a L’ArcMaster Table of Contents for ALL Sections Table of Contents Installation Section Installation Location Safety PrecautionsHigh Frequency Protection ELECTRIC SHOCK can KillShielding GAS Connection Wire Drive ConfigurationCable Connections Changing the GUN Receiver BushingProcedure to Install Drive Rolls Wire GuidesPressure ARM Adjustment Loading Spools of WireGUN Connection Power Source to LN-25 PRO Cable Connection Diagrams Across the ARC SET-UPSDescription Figure A.7 Table of Contents Operation Section Safety Precautions OperationGeneral Description Wire Feed Speed Knob DescriptionAnalog Voltmeter Wire Feed Speed, CC Operation See Figure B.2 or Figure B.2Table B.2 VV CC Wire Speed Setting Constant Current VS Constant Voltage Wire Welding Figure B-3Work Sense Lead PIN GUN Trigger Connector See Figure B.1Wire Feed Speed Range Switch K2613-5 and K2613-7 only Thermal LED, Motor Overload See Figure B.1Internal Controls Figure B.4Internal Controls Description Step Trigger Interlock SwitchCV/CC Switch Cold Feed PushbuttonOptional PREFLOW, Burnback Postflow Timer KIT K2330-2 Preflow TimerRear Controls Figure B.5Flow Meter POWER-UP SequenceGAS Purge Pushbutton ScfhLN-25 PRO Table of Contents Accessories Section Wire Type AccessoriesFactory Installed Equipment Drive Roll KitsAccessories Accessories K435 Spindle Adapter, for mounting Installation of the K590-6 Water Cooling KIT Table of Contents Maintenance Section Periodic Maintenance MaintenanceRoutine Maintenance Calibration SpecificationWire Feed Speed CoverBoard Figure D.3. Major Component Location 1TABLE of CONTENTS-THEORY of Operation Section E-1 Control BoardTheory of Operation Figure E.2 General DescriptionInput Power TRIGGER CIRCUITFeedback and Control CIR- Cuits Figure E.4 Feedback & Control CircuitsOptional Circuits Figure E.5 Optional Circuits & Digital Display BoardLN-25 PRO Table of Contents Troubleshooting & Repair Troubleshooting & Repair HOW to USE Troubleshooting GuidePC Board Troubleshooting Procedures Fault Code Description Possible Adjustment Motor Solenoid Test Problems Symptoms Possible Areas MisadjustmentsRecommended Course of Action LN-25 PRO Case Removal Procedure Test DescriptionMaterials Needed Procedure Figure F.1 Case RemovalGAS Solenoid Test GAS Solenoid Control BOX Control BOX Cover Contactor Test Control BOX Contactor Drive Motor and Tach Feedback Test Case Control BOX Assembly Motor Overload Test Figure F.5 Control BOX Assembly Contactor Removal and Replacement Procedure Removal Procedure Figure F.6 Control BOXReplacement Procedure Figure F.7 Buss BAR and Mounting BlockLN-25 PRO Front Panel Removal and Replacement Procedure Front Panel Troubleshooting & Repair Gas Hose Control BOX Wire Drive Panel Drive Gear Cover LN-25 PRO PC Board Removal and Replacement Procedure PC BOARD Removal and Replacement Procedure Figure F.11 Control PC Board LocationGAS Solenoid Removal and Replacement Procedure GAS Solenoid GAS Hose Control BOX Lock NUT Retest a machine SET UPRetest After Repair Operation VerificationLN-25 PRO Table of Contents Diagram Section Wiring Diagram LN-25 PRO WiriNG DiaGram lN-25 prO CODEs 11507, 11508 G5681-1 Wiring DIAGRAM- LN-25 PRO Analog WiriNG DiaGram lN-25 prO CODEs 11746, 11747 G5681-3 LN-25 PRO Wire Feeder G5683LN-25 PRO Wire Feeder ElECTriCal DiaGrams G5683-1 Pushbutton G5683-2 LN-25 PRO AnalogG5683 G5683-3 Circuitryconfidential Equipmenttype Xres RXD Work 624 4783-1C0 Flexiblepowerfeede R 50V OF05 Circuitryconfidential S27505-1B0 R2 CW