Lincoln Electric SQUARE WAVE TIG 355 Service Manual page 151

G-5
SChEmaTiC - fEED ThrOUGh pC bOarD (m16070)
J15
5
J15
4
J15
6
J15
7
J15
10
J15
2
J15
8
J15
9
J15
1
L1
J17
7
.39mH
C3 C1
.0047 .0047
3000V 3000V
L2
J17
6
.39mH
C2
C19
.0047
.0047
3000V
3000V
L4
J17
10
.39mH
1A
C20
.0047
C4
3000V
.0047
3000V
L5
J17
9
.39mH
1A
C5
.0047
3000V
L6
J17
4
.39mH
1A
C6
.0047
3000V
L7
J17
1
.39mH
1A
C7
.0047
3000V
L8
J17
2
.39mH
1A
C8
.0047
3000V
L9
J17
3
.39mH
1A
C9
.0047
3000V
L10
J17
NOTES :
5
.39mH
1A
N.A. SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE
WITHOUT AFFECTING THE INTERCHANGEABILITY OF A COMPLETE BOARD, THIS DIAGRAM MAY
C10
NOT SHOW THE EXACT COMPONENTS OR CIRCUITRY OF CONTROLS HAVING A COMMON CODE
.0047
3000V NUMBER.
chassis
THIS SHEET CONTAINS PROPRIETARY INFORMATION UNLESS OTHERWISE SPECIFIED TOLERANCE
THE LINCOLN ELECTRIC CO. ON HOLE SIZES PER E2056
OWNED BY AND IS
ON 2 PLACE DECIMALS IS .02
NOT TO BE REPRODUCED, DISCLOSED OR USED
ON 3 PLACE DECIMALS IS .002
WITHOUT THE EXPRESS PERMISSION OF
ON ALL ANGLES IS .5 OF A DEGREE
MATERIAL TOLERANCE (" ") TO AGREE
THE LINCOLN ELECTRIC CO.
WITH PUBLISHED STANDARDS.
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
ELECTriCaL DiaGramS
L11
J16
1
.39mH
C11
J18
.0047
3000V 1
L12
J16
2
.39mH
C12
.0047 J17
3000V 8
L13
J16
3
.39mH
C13
C21
.0047 J18
.0047
5
3000V
3000V
L15
J16
5
.39mH
C15
J18
.0047
3000V 4
L16
J16
6
.39mH
C16
J18
.0047
8
3000V
L17
J16
7
.39mH
C17
J18
.0047
3000V 7
L18
J16
8
.39mH
C18
C22
J18
.0047
.0047
6
3000V
3000V
chassis
5‐29‐90SPA
t
GENERAL INFORMATION
ELECTRICAL SYMBOLS PER E1537
CAPACITORS = MFD ( .022/50V UNLESS OTHERWISE SPECIFIED)
RESISTORS = Ohms ( 1/4W UNLESS OTHERWISE SPECIFIED)
DIODES = 1A, 400V (UNLESS OTHERWISE SPECIFIED)
EQUIP.
SQUARE WAVE TIG 350
THE LINCOLN ELECTRIC CO.
TYPE
CLEVELAND, OHIO U.S.A.
FEEDTHRU P.C. BD. SCHEMATIC
SUBJECT
SCALE NONE
DR MK/DRS DATE 1‐12‐90 CHK GM/BS REF. SUP'S'D'G
G-5
LAST NO. USED
R‐ _
C‐ _
LABELS
D‐ _
SUPPLY VOLTAGE NET
POWER SUPPLY SOURCE POINT
COMMON CONNECTION
FRAME CONNECTION
EARTH GROUND CONNECTION
M
SHT. 16070
NO.
SQUarE WaVE TiG 355