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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-25
POWER WAVE 455/R
PC BOARD ASSEMBLY-40 VDC BUS
9-22-2000
L11078-1
CAPACITORS = MFD/VOLTS
RESISTORS = OHMS, 1/4 WATT (UNLESS OTHERWISE SPECIFIED)
ITEM
REQ’D
PART NO
IDENTIFICATION
0
3.85~.04
40V DC BUS P.C. BOARD ASSEMBLY
MULTI-WELD 350
0
4.50~.04
A1
C13
L1
C15
R12
R9
R10
R11
R25
D1
D2
DZ4
C6
R4
R5
R7
R8
R19
X1
X2
C2
C3
C5
C7
C8
C9
C10
C11
MOV1
LED1
R3
R13
R14
R20
R21
R22
R23
DZ5
DZ6
R15 R16
D3
J47 J46
C14
C16
C17
D4
D5
MOV2
R26
R27
R28
R29
C1
.20
.20
3.65
4.30
X1 1 M15458-4 IC,PWM-CONTROLLER,IMODE,2842A
C2,C3,C5 3 S13490-25 CAPACITOR,TAEL,4.7,35V 10%
C16 1 S13490-42 CAPACITOR,TAEL,1.0,35V,10%
C6 1 S13490-66 CAPACITOR,TAEL,47,35V 10%
C1 1 S13490-93 CAPACITOR,TAEL,27,35V,10%
X2 1 S15018-16 IC,CMOS,DRIVER,MOSFET,2110(SS)
C14 1 S16668-3 CAPACITOR,CEMO,100P, 100V,5%
C11,C17 2 S16668-10 CAPACITOR,CEMO,4700P, 50V,2%
C7,C8,C9,C10 4 S16668-11 CAPACITOR,CEMO,0.1, 50V,10%
R15,R16 2 S19400-47R5 RESISTOR,MF,1/4W,47.5,1%
R12,R13 2 S19400-1000 RESISTOR,MF,1/4W,100,1%
R3,R4,R5,R7,R8 5 S19400-1002 RESISTOR,MF,1/4W,10.0K,1%
R14,R22 2 S19400-1821 RESISTOR,MF,1/4W,1.82K,1%
R23 1 S19400-2213 RESISTOR,MF,1/4W,221K,1%
R20,R21 2 S19400-2672 RESISTOR,MF,1/4W,26.7K,1%
R29 1 S19400-3323 RESISTOR,MF,1/4W,332K,1%
R28 1 S19400-4752 RESISTOR,MF,1/4W,47.5K ,1%
R19 1 S19400-5622 RESISTOR,MF,1/4W,56.2K,1%
R9,R10,R11 3 S19400-8251 RESISTOR,MF,1/4W,8.25K,1%
C13 1 S20500-2 CAPACITOR,PPMF,0.47,630V,10%,BOX
J46 1 S24020-4 CONNECTOR,MOLEX,MINI,PCB,4-PIN,TIN
J47 1 S24020-8 CONNECTOR,MOLEX,MINI,PCB,8-PIN,TIN
D2 1 T12199-1 DIODE,AXLDS,1A,400V
D1 1 T12199-2 DIODE,AXLDS,1A,1000V
L1 1 T12218-16 CHOKE,HIGH-CURRENT,100UH,10A,10%, LOW
R26,R27 2 T12300-86 RESISTOR,WW,3W,0.05,1%
DZ4 1 T12702-25 ZENER DIODE,5W,20V,5% 1N5357B
DZ5,DZ6 2 T12702-45 ZENER DIODE, 1W,18V,5% 1N4746A
D4 1 T12705-23 DIODE,AXLDS,1A,30V,SCHOTTKY,1N5818
D5 1 T12705-34 DIODE,AXLDS,1A,400V,FR,1N4936
D3 1 T12705-59 DIODE,AXLDS,3A,600V,UFR
MOV1 1 T13640-15 MOV,50VRMS,15J,14MM
MOV2 1 T13640-24 MOV,175VRMS,120J,20MM
LED1 1 T13657-2 LED,T-1,3/4,RED,HLMP-3003
R25 1 T14648-17 RESISTOR,WW,5W,270,5%,SQ
C15 1 S13490-174 CAPACITOR,ALEL,470,100V,+50/-10%
G-25
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