Lincoln Electric SVM114-C service manual PC Board Assembly Contactor Above Code 10500 L10863-1

Page 109

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TOC

G-19

ELECTRICAL DIAGRAMS

G-19

PC BOARD ASSEMBLY - CONTACTOR - ABOVE CODE 10500 (L10863-1)

 

 

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TOC

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TOC

1-L10863

ENGINEERING CONTROLLED CHANGE DETAIL: REVISED COM PON ENTS AND PART NUM BERS AND UPDATED GR APHICS

 

MANUFACTURER: No

 

P.C.BOARD BLANK INFORMATION

MAKE FROM S19399 (MAKES 10BOARDS PER PANEL,

SEE ELECTRONIC FILE FOR ADDITIONAL NFOI RMATION)

BLANK PARTNUMBER L10863-C

N.C.

N.A.

ITEM

REQ'D

PART NO.

IDENTIFICATION

 

 

 

 

C1

1

S13490-107

5600/35V

C2

1

S16668-6

4700pF/50

 

 

 

 

C3

1

S13490-42

1.0/35

C4

1

S16668-7

820pF/50

 

 

 

 

C5

1

S13490-92

3300/50

C6,C7,C9,C15

4

S16668-5

.022/50

 

 

 

 

C8,C14

2

S16668-4

2700pF/50

C10

1

S16668-11

.1/50

C11

1

S13490-19

1.8/20

C16

1

S16668-1

22pF/100

C17

1

S13490-39

18/15

D1

1

T12705-29

DIODE

D2

1

T12199-2

1N4007

D3

1

T12705-59

DIODE 600V/3A

D5,D6,D8,D9,D10,D11

6

T12199-1

1N4004

 

 

 

 

DZ1,DZ2

2

T12702-11

1N4745A

J6

1

S18248-6

HEADER

J7

1

S18248-2T

HEADER

J9

1

S18248-14

HEADER

Q1

1

T12704-56

5A.,1000V. TRANSISTOR

Q2

1

T12704-55

TRANSISTOR

Q3,Q6

2

T12704-68

2N4401

 

 

 

 

Q4,Q7

2

T12704-69

2N4403

Q5

1

T12704-87

TRANSISTOR,NMF (SS)

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±.04

5.00

(3.80)

L10863-1

+

LN-25CONT

 

 

x

C14

 

 

 

 

 

C10

 

 

 

 

 

 

 

C11

 

 

 

 

 

 

x

 

 

 

 

 

 

X5

 

+

-

x

R27

R28

R26

R25

 

 

 

 

 

 

C1

x

 

 

 

 

 

 

 

 

 

 

x

 

 

 

 

R9

 

 

R24

 

 

 

 

 

 

 

 

 

 

 

x

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

x

R37

R36

C2

C7

 

 

 

 

 

 

x x x x

 

 

X4

 

 

 

 

 

 

 

 

 

 

 

 

 

x x

R5 R4

 

X1

 

 

 

 

 

 

 

-

xD5

 

 

 

 

R14

C3

R13

C8

R15

C5

x

 

 

 

 

 

 

 

 

 

 

x

X2

 

 

 

 

 

 

 

 

 

x

 

R3 R2

C6

 

 

 

 

 

xx

 

 

 

 

 

 

 

X3

 

 

 

R23

 

 

 

R21

R22

C9

R38

R39

C16

R17

C15

 

R12

R16

 

 

1

N.B.

Q8

1

T12704-71

HEXFET TRANS. (SS)

R1

1

T14648-5

3.3K 5W

R2

1

S19400-33R2

33.2 1/4W

R3,R11,R29

3

S19400-1000

100

1/4W

R4,R24

2

S19400-1502

15K

1/4W

R5

1

S19400-1821

1.82K

1/4W

R6,R7,R9,R13,R25,R26,R28

8

S19400-2212

22.1K

1/4W

R36

 

 

 

 

 

R10,R27

2

S19400-5621

5.62K

1/4W

R12,R37

2

S19400-3321

3.32K

1/4W

R14

1

S19400-1003

100K 1/4W

R15

1

S19400-5110

511

1/4W

R16

1

S19400-1002

10K

1/4W

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2

(.55)

0

ACTOR

Q7

Q6

R29

DZ2

J6

 

D11

R32

R31

Q8

 

 

D6

D9

D10

 

D1

 

J7

D3

 

J9

 

R18

Q2

R1

Q1

R30

DZ1

Q5

 

 

 

C17

C4

 

 

 

D8

R7

R6

Q3

 

 

 

Q4

D2

R20

R10

 

 

 

 

R19

R11

 

 

N.B.

MANUFACTURED AS:

 

R17

1

S19400-3921

3.92K 1/4W

 

 

R18

1

S19400-2671

2.67K 1/4W

 

 

R19

1

T12300-79

1 WATT 1 OHM 1% RESIS.

 

R20

1

S19400-1503

150K 1/4W

 

 

R21,R22

2

S19400-2801

2.8K 1/4W

 

 

R23

1

S19400-2211

2.21K 1/4W

 

 

R30

1

T12300-85

7 WATTS, 2.7 OHMS

 

 

R31,R32

2

T13165-11

2.7 OHM, 5 WATT RESIS.

 

R38,R39

2

S19400-1001

1K 1/4W

 

 

X1,X2

2

S15128-10

IC,431,VOLTAGE REF.

 

X3,X5

2

S15128-11

14 PIN QUAD COMP.

 

 

X4

1

S15018-9

CMOS MC14538B (SS)

 

 

 

 

 

 

 

 

 

 

ITEM

PART NO.

 

DESCRIPTION

REQ'D

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(.25)

(3.25)

 

0

3.50

±.04

NOTES:

N.A. DO NOT COAT WITH ENCAPSULATION MATERIAL.

N.B. CAUTION: THIS DEVICE IS SUBJECT TO DAMAGE BY STATIC ELECTRICITY. SEE E2454 BEFORE HANDLING.

N.C. ANCHOR CAPACITORS TO BOARD WITH .25 WIDE, .50 LONG

BEAD OF ITEM 3 (2 PLACES)

1

SEE BLANK INFORMATION

CONTACTOR P.C. BOARD BLANK

1

N.A. 2

T13498-22

JUMPER PLUG

1

3

E2861

ADHESIVE

.03 oz.

IDENTIFICATION CODE

MAKE PER E1911

ENCAPSULATE WITH E1844

TEST PER E2747-K

SCHEMATIC REFERENCE: M19065-1C0

INDUCTANCE = HENRYS

CAPACITORS = MFD/VOLTS

FOR PARTS ORDERS:

INCLUDE (1) T14477PRINT

PROPRIETARY & CONFIDENTIAL:THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED TO OTHER PARTIES OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.

UNLESS OTHERWISE SPECIFIED TOLERANCE

DESIGN INFORMATION

REFERENCE: EQUIPMENT TYPE:

 

LN-25

1

1

MANUFACTURING TOLERANCE PER E2056

 

ON 2 PLACE DECIMALS IS ± .02

DRAWN BY:

 

L9670-1

 

 

PAGE ___ OF ___

ON 3 PLACE DECIMALS IS ± .002

FEI

SUBJECT:

CONTACTOR P.C.BOARD ASSEMBLY

DOC UME NT

 

DOCUMENT

MATERIAL TOLERANCE ("t") TO AGREE

ENGINEER:

 

SCALE:

NUMB ER:

 

REVISION:

ON ALL ANGLES IS ± .5 OF A DEGREE

 

 

 

DISPOSITION: NA

 

11/25/202 NUMBER: CRM32207

L10863-1

 

A

DO NOT SCALE THIS DRAWING

APPROVED:

-

1:1

DATE:

 

WITH PUBLISHED STANDARDS.

 

 

 

MATERIAL

APPROVAL

PROJECT

 

 

 

 

 

 

 

 

 

 

 

 

 

SOLID EDGE

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not available from Lincoln Electric. This information is pro- vided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the

¤machine.

Page 108 Page 110
Image 109
Page 108 Page 110
Contents Semiautomatic Wire Feeder California Proposition 65 Warnings SafetyFumes and Gases Electric Shock can killCan be dangerous Cylinder may explode if damaged Welding and Cutting Sparks can Cause fire or explosionIii Sûreté Pour Soudage a L’Arc Précautions DE SûretéMaster Table of Contents for ALL Sections Installation Section Table of ContentsTechnical Specifications LN-25 InstallationWire Feed Speed CurrentrentPower Source Connection Safety PrecautionsGUN Cable Connection to Feeder INVERTEC, CV300 and Other Newer Lincoln Power SourcesWith CV Adapter For GMA GUN and CablesWeld Cable Connection Wire Feed Drive Roll and Guide Tube KitsElectrode Cable Connection Work Cable ConnectionLN-25 Operation Section Welding Capability OperationRead and Understand Entire Section Before Operating Machine Wire Feed Mode Switch Electrode Polarity SwitchWire Speed Dial and Range Switch LN-25 Instruments ControlsWork Clip Lead GAS Post PRE-FLOW Timers OptionalAWG Remote ARC Voltage Control OptionalLoading Electrode Sequence of OperationMounting 22 to 30 LB READI-REELCOILS Mounting 10 to 30 LB SpoolsIdle Roll Pressure Setting Loading Wire DriveGrooves READI-REEL Inside Cage Wires 6OPERATIONB-6Setting Constant Wire Feed Speed CV Mode Presetting Wire Feed SpeedSetting ARC Sensing Wire Feed Speed CC Mode Minimum Arc VoltsMaking a Weld Figure B.4 VV CC Wire Speed SettingWelding Procedure AT END of CoilCylinder may explode if damaged Overvoltage Shutdown Circuit Protection and Automatic ShutdownMotor Overload Shutdown Accessories Section C Accessories SectionLN-25 Option Chart AccessoriesHow to use Table C.1 Table C.1K434-1 GAS Flow Timer KIT Optional AccessoriesGAS Solenoid KIT K430-2 for Codes K432 Remote Control Cable Assembly K433 Power Source Remote BOXRemote Output Control Options and Control Cable Assemblies LN-25 Contactor KIT K443-1 for CodesK625, K626, K627 Remote Control Cable Assembly K439 Remote Extension Cable AssemblyK624-1 42V Remote Output Control Module K444, K444-1 or K444-2 Remote Voltage Control KITTo GUN Switch Connect Leads to Pins a and C Connector Must be Insulated in this AreaStyle a DIA. HoleMaintenance Section Routine Maintenance MaintenanceAdjusting Speed Sensor Module Calibration of LN-25 Wire Speed Dial LN-25 Theory of Operation Section Figure E.1 Theory of Operation Block DiagramTheory of Operation Input Power CircuitGeneral Description Control Circuit OperationTrigger Circuit Feedback and Control CircuitsContactor Optional CircuitsGAS Solenoid Later ModelsControl PC Board Fuses Protective Devices CircuitsLN-25 Troubleshooting and Repair Section HOW to USE Troubleshooting Guide 2TROUBLESHOOTING and REPAIRF-2PC Board Troubleshooting Procedures Troubleshooting and RepairFeeding Problems Feeding Problems Hall Effect Test Description GAS Solenoid Valve and Solenoid PC Board TestMaterials Needed For Codes below 10500 onlyScrew Wire Reel Retaining Collar Test ProcedureCase Door GAS Solenoid ValveFigure F.2 Solenoid Leads Troubleshooting and Repair 512 GAS Solenoid Valve and Solenoid PC Board Test624A 621 J11 PC Board for K430 GAS Solenoid KITLN-25 For Codes Above 10500 only GAS Solenoid Valve and Control PC Board TestFigure F.5 Control BOX Cover Removal For Codes Above 10500 onlyFigure F.6. Solenoid Leads Solenoid LeadsControl PC Board Solenoid Circuitry Test Figure F.7. Applied Voltage Polarity667 555 691 621 500 512 690 G3425LN-25 Hall Effect Module Test G2196 539 541 500 Hall Effect Module Test539 G1757 Figure F.11 Control PC Board Codes Above LN-25 Wire Drive Motor Test Drive Motor Lead IN-LINE Connector Hall Effect Module Contactor & Contactor PC Board Test Contactor & Contactor PC Board Test Contactor Test ProcedureContactor Coil Leads S20963Contactor PC Board Test 28TROUBLESHOOTING and Repair F-28667 J14 LN-25 Tools Required Contactor PC Board ReplacementRepair Procedure Contactor PC Board Replacement33TROUBLESHOOTING and Repair F-33 Figure F.17 Control PC Board Replacement Figure F.21. Control PC Board Codes 9812 and below Control PC Board ReplacementJ14 Figure F.22. Plug Locations for L12253- Control BoardFigure F.24. Control Board Replacement PC Board Screw For Codes below Contactor ReplacementContactor Replacement 40TROUBLESHOOTING and Repair F-40For Codes Above Figure F.26 Phillips Head Screwdriver Wrench Pliers Purge Switch Leads Solenoid Plug J11 Present ReplacementGAS Solenoid Valve AND/OR Solenoid PC Board if GAS SolenoidFigure F.29. Solenoid Assembly Wiring Codes 9812 and below Figure F.31. GAS Solenoid Assembly for Earlier Codes Phillips Head Screwdriver Wrench Slot Head Screwdriver Drive Motor and Gearbox Replacement and Access to 48TROUBLESHOOTING and Repair F-48Hall Effect Module Mylar Insulation Electrode CableG1757 Figure F.34. Drive Motor Replacement Retest After Repair LN-25 Table of Contents Electrical Diagrams Section Electrical DiagramsOptional 42 Volt Remote Output Control Wiring Diagram Above Code 11140 G4679Wiring Diagram Code 10556 Thru 10500 L10925 Wiring Diagram Code 10100 Thru 10500 L9644 Wiring Diagram below Code 9900 L7545 LN-25 Across the ARC Model Schematic Complete Machine Codes Above 11140 G5366Schematic Complete Machine below Code 9900 only G1833 Schematic Control PC BD Above Code 11140 G4616-5 Schematic Control PC BD Code 10556 Thru 10558 G3424-3 Schematic Control PC BD Code 10100 Thru 10500 G2194 L12253 PC Board Assembly Control Abovr Code 11140 L12253-3L12253-3 G3425 PC Board Assembly Control Code 10556 Thru 10558 G3425-3PC Board Assembly Control Code 10100 Thru 10500 G2196-1 LN-25 Control PC Board Assembly Control below Code 9900 G1757-6Contactor Schematic Contactor PC BD Above Code 10500 M10965Schematic Contactor PC BD Code 10100 Thru 10500 M17621 Electrical Diagrams Electrical Diagrams L10863 PC Board Assembly Contactor Above Code 10500 L10863-1PC Board Assembly Contactor Code 10100 Thru 10500 L9670-1 PC Board Assembly Contactor below Code 9900 L9185-2
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