Lincoln Electric SVM186-A service manual PC Board Assembly Bypass L10121

Models: SVM186-A

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PRECISION TIG® 225

G-10

ELECTRICAL DIAGRAMS

G-10

PC BOARD ASSEMBLY - BYPASS (L10121)

 

 

3-L10121

ENGINEERING CONTROLLEDNo CHANGE DETAIL: REVISED P.C. BOARD BLANK INFORMATION

MANUFACTURER:

P.C. BOARD BLANK INFORMATION

BUY COMPLETE AS L10121-D (2 LAYER BOARD PER E3281

WITH LEAD FREE HASL SURFACE FINISH).

MAKES 12 BOARDS PER PANEL.

SEE ELECTRONIC FILE FOR ADDITIONAL INFORMATION

REFERENCES

QTY

PART NUMBER DESCRIPTION

 

C1, C2, C3, C4, C5, C6, C7, C8

8

T11577-58K

CAPACITOR,CD,.0047,3000V,20%

C9

1

S13490-155

CAPACITOR,POLYPROPYLENE METALLIZED

FILM,PPMF,15MF,250VAC,10%

R1

1

T14648-25

 

RESISTOR,WW,5W,10,5%,SQ

TP1, TP2

2

T13640-18

 

MOV,320VRMS,150J,20MM

 

 

CAPACITORS = MFD/VOLTS

 

 

INDUCTANCE = HENRYS

 

 

ITEM

REQ'D

PART NO.

IDENTIFICATION

 

1

1

SEE BLANK INFO.

P.C. BOARD BLANK

 

3

.16 OZ

E2861

SEALANT

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N.F., N.G.

 

 

 

 

 

 

 

 

 

 

1.00

 

 

 

 

 

 

4.50

±.04

(3.462)

 

 

 

 

 

 

 

 

3.80±.04

 

 

 

R1

 

XXXXXXXXXXXXX

(3.450)

N.H.

 

XXXXXXXXXXX TP1

XXXXXXXXXXXXXXXXXXXXXXXXXX

C9

XXXXXXXXXXXXXXXXXXXXXXXXXXXXX

1

(1.900)

 

XXXXXXXXXXX XXX

 

BYPASS/STABILIZER

 

 

 

C5 C6 C7 C8 TP2

 

 

 

 

 

 

XXXXXXXXXXX XXX

 

 

 

 

 

C1

C2

C3

C4

 

 

-3

 

 

 

 

 

 

 

 

 

 

(.338)

 

 

 

 

XXXXXXXXXXXXXXXX

L10121

(.350)

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

0

(.438)

 

 

 

3

 

 

(4.250)

 

 

 

 

 

 

N.C.,

 

 

 

 

 

 

 

 

 

N.D.

 

 

 

 

NOTES:

N.C. SQUEEZE TOGETHER ITEMS C1-C4, TP1 AND

C5-C9, TP2 BEFORE APPLYING SEALANT. N.D. APPLY SEALANT AS SHOWN.

N.F. KEEP THIS AREA FREE OF ENCAPSULATION, TOP AND BOTTOM OF BOARD.

N.G. TIN ALL EXPOSED COPPER WITH SOLDER IN THIS AREA, BOTH SIDES OF BOARD.

N.H. NO ICICLES OR SOLDER BLOBS ARE PERMITTED WITHIN 0.5" 0 (BOTH SIDES).

MANUFACTURED AS:

L10121-3D0

IDE

ATION CODE

MAKE PER E1911-ROHS ENCAPSULATE WITH E1844, 2 COATS.

TEST PER E3553-B

SCHEMATIC REFERENCE: S22530-3D0

ALL COMPONENTS AND MATERIALS USED IN THIS

ASSEMBLY ARE TO BE RoHS COMPLIANT PER E4253.

FOR PARTS ORDERS ONLY:

INCLUDE S22772PRINT

 

 

 

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.

 

 

 

 

 

 

 

MANUFACTURING TOLERANCE PER E2056

 

 

 

EQUIPMENT TYPE:

SW TIG 175 & 275

 

 

 

___ OF ___

 

 

 

 

 

UNLESS OTHERWISE SPECIFIED TOLERANCE:

CONTROL: CLEVELAND

SCALE:

 

 

 

 

 

 

PAGE 1

1

 

 

 

 

 

ON 2 PLACE DECIMALS IS ± .02 in. (± 0.5 mm)

 

 

1:1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MATERIAL TOLERANCE ("t") TO AGREE

ENGINEER:

-

@ A2 SIZE

SUBJECT:

BYPASS/STABILIZERP.C. BOARDASSEMBLY

NUMBER:

 

 

REVISION:

 

 

 

 

 

ON 3 PLACE DECIMALS IS ± .002 in. (± 0.05 mm)

DRAWN BY:

fivory

IF PRINTED

 

 

 

 

 

 

 

 

 

 

DOCUMENT

 

 

DOCUMENT

EN-168

 

 

ON ALL ANGLES IS ± .5 OF A DEGREE

 

 

UNITS:

 

 

 

 

 

 

 

 

 

 

 

 

 

C

SOLIDEDGE

 

 

WITH PUBLISHED STANDARDS.

 

 

MATERIAL

UF

 

APPROVAL

 

PROJECT

CRM34432

 

REFERENCE:

L10121-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DO NOT SCALE THIS DRAWING

APPROVED:

-

INCH

DISPOSITION:

 

DATE:

9-7-2007

NUMBER:

 

L10121-1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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-

 

 

Insight

 

 

 

 

 

 

 

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.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Lincoln Electric SVM186-A service manual PC Board Assembly Bypass L10121

SVM186-A specifications

The Lincoln Electric SVM186-A is a versatile and highly efficient welding machine that stands out in the competitive landscape of industrial welding equipment. Designed to meet the needs of both professionals and hobbyists, this machine combines advanced technology with robust construction, delivering outstanding performance in various welding applications.

One of the standout features of the SVM186-A is its multi-process capability. This welding machine can handle MIG, TIG, and Stick welding processes, making it suitable for a diverse range of projects, from light fabrication to heavy-duty work. This flexibility reduces the need for multiple machines, saving time and space for users who require versatility in their welding operations.

The SVM186-A is powered by a reliable and durable inverter technology, which ensures a stable arc and efficient operation across different materials, including stainless steel, aluminum, and mild steel. This inverter technology not only enhances performance but also reduces energy consumption, making it an environmentally friendly choice.

Another notable characteristic of the SVM186-A is its user-friendly interface. The digital display provides real-time information on voltage and wire feed speed, allowing welders to easily adjust settings for optimal results. This intuitive control panel design makes it accessible for both novice welders and seasoned professionals who value precision.

The machine is also built with safety features in mind. It comes equipped with overcurrent protection and thermal overload protection to prevent damage during operation. This ensures that users can work confidently, knowing that the equipment is designed to handle demanding tasks while prioritizing safety.

Portability is another advantage of the SVM186-A. Weighing in at a relatively light weight compared to other industrial welders, this machine is designed for ease of transport. Whether working on-site or in a workshop, welders can easily move the equipment as needed.

In summary, the Lincoln Electric SVM186-A is a sophisticated welding machine that merges technology and practicality. Its multi-process capability, inverter technology, user-friendly interface, safety features, and portability make it a top choice for those seeking dependable and efficient welding solutions. Whether for professional fabrication or personal projects, the SVM186-A is equipped to handle the demands of modern welding tasks with exceptional ease and effectiveness.