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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.
ELECTRICAL DIAGRAMS
G-21
POWER WAVE 455/R
PC BOARD ASSEMBLY-SWITCH
S
O
L
I
D
E
D
G
E
EN-170
MANUFACTURING TOLERANCE PER E2056
UNLESS OTHERWISE SPECIFIED TOLERANCE
SCALE:
DO NOT SCALE THIS DRAWING
ON 3 PLACE DECIMALS IS± .002
THIS SHEET CONTAINS PROPRIETARY INFORMATION OWNED BY THE LINCOLN ELECTRIC COMPANY AND IS NOT TO BE REPRODUCED, DISCLOSED OR USED WITHOUT THE EXPRESS WRITTEN PERMISSION OF THE LINCOLN ELECTRIC COMPANY, CLEVELAND, OHIO U.S.A.
DESIGN INFORMATION
t
DRAWN BY:
WITH PUBLISHED STANDARDS.
DATE:
ON 2 PLACE DECIMALS IS ±.02
MATERIAL TOLERANCE (" ") TO AGREE
ON ALL ANGLES IS± .5 OF A DEGREE
SUBJECT:
ENGINEER:
EQUIPMENT TYPE:
DRAWING No.:
L. C.
F.V.
INVERTER WELDERS
SWITCH P.C. BOARD AS'BLY
G
1:1
10-3-2000
REFERENCE:
SUPERSEDING:
G3734-1
APPROVED:
3734-2
Chg. Sheet No."X" INFO.
5-11-2001FXD-RW
D1
C16
T1
J40
D2
R9
X2
R8
X1
C6
C7
C3
C2
C5
OCI1
R15
R12
R10
R11
R3
R16
R21 R20 R19 R18 R17
R4
R13
R28 R29 R30
R31
R14
R22
R23 R24 R25 R26 R27
R32
R5
R7
R6
R2
T2
1
2
B13
B19 B20
C4
C17
C8
C9
C10
C11
C12
D8
D9
D10
D11
D12
D3
D4
D5
D6
D7
L10 L9 L8 L7 L6
L1 L2 L3 L4 L5
C15
C14
C13
A1
A2
DZ4
DZ7
DZ3 DZ2
DZ6
DZ5
DZ1
SH1
B14
C1
R1
B11
C1
1 S2 0500-14
CAPACITOR,PPMF,.022,100V,BOX,5%
C2
1S16668-11
CAPACITOR,CEMO,0.1, 50V,10%
C3
1S16668-5
CAPACITOR,CEMO,.022, 50V,20%
C4,C6,C7
3S16668-6
CAPACITOR,CEMO,4700p,50V,10%
C5
1S13490-93
CAPACITOR,TAEL,27,35V,10%
C8,C9,C10,C11,C12,C13,C14
10 S20500-1
CAPACITOR,PPMF,0.1,1000V,10%,BOX
C15,C16,C17
D1,D2
2T12705-44
DIODE,AXLDS,1A,1000V,FR, 818
D3,D4,D5,D6,D7,D8,D9,D10
10 T12705-32
DIODE,T220,15A,600V,FR,MUR1560
D11,D12
DZ1
1T12702-4
ZENER DIODE, 1W,20V,5% 1N4747A
DZ2,DZ3,DZ5,DZ6
4T12702-29
ZENER DIODE, 1W,15V,5% 1N4744A
DZ4,DZ7
2T12702-40
ZENER DIODE, 1W,6.2V,5% 1N4735A
J40
1S24020-6
CONNECTOR,MOLEX,MINI,PCB,6-PIN,TIN
L1,L2,L3,L4,L5,L6,L7,L8,L9
10 T12218-15
CHOKE,RF,FERRITE BEAD,180 OHM
L10
OCI1
1S15000-22
OPTOCOUPLER,PHOTO-Q,70V,CNY17-3/VDE
R1
1S16296-5
TRIMMER,MT,1/2W,10K, 10%,LINEAR
R2
1 S19400-6811
RESISTOR,MF,1/4W,6.81K,1%
R3,R8
2 S19400-1002
RESISTOR,MF,1/4W,10.0K,1%
R4,R13,R14,R17,R18,R19,R2
0
13 S19400-10R0
RESISTOR,MF,1/4W,10.0,1%
R21,R23,R24,R25,R26,R27
R5,R9
2S19400-2001
RESISTOR,MF,1/4W,2.00K,1%
R6
1S19400-2213
RESISTOR,MF,1/4W,221K,1%
R7
1S19400-1000
RESISTOR,MF,1/4W,100,1%
R10,R12,R15
3S19400-1003
RESISTOR,MF,1/4W,100K,1%
R11
1S19400-6191
RESISTOR,MF,1/4W,6.19K,1%
R16,R22
2S19400-1001
RESISTOR,MF,1/4W,1.00K,1%
R28,R29,R30,R31,R32
5T14648-9
RESISTOR,WW,5W,2.5K,5%,SQ
T1
1T12737-7
TRANSFORMER,PULSE,3-WINDING
T2
1M19612
CURRENT-TRANSDUCER,125-TURN
X1
1M13552-3
IC,CONVERTER,V/F,654
X2
1S15128-10
VOLTAGE REF,ADJ, PECISION,431I
ITEM REQ'D PART NO IDENTIFICATION
R1.62
.00 1.20
2.00 ±.12
11.15 ±.04
.30
+.12
-.00
1.38
+.12
-.00
N.T.,N.U.,N.V.
.30
+.12
-.00
0
6.00 ±.04
3.00
G-21
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