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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-19
POWER WAVE 455/R
PC BOARD ASSEMBLY-INPUT
11-3-2000A
INVERTER WELDERS
L11396-1
CAPACITORS = MFD/VOLTS
ITEM
REQ’D
PART NO. IDENTIFICATION
0
0
3.00
.25
.25
4.50
~.04
6.00
~.04
RESISTORS = OHMS/WATTS
INPUT P.C. BOARD ASSEMBLY
4.25
5.75
xxxxx
xxxxx
xxx
2.80
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
TP1
TP2
TP3
OCI1
TP4
CR2
CR1
C1
R4
R5
D3
R2
R3
R10
R9
R6
R7
R8
INVERTEC 455-655 INPUT
R22
R24
R25
R23
R13
R14
R15
R16
R17
R18
R19
R20
R21
R12
R11
J60 J61
R1
D2
D1
L11396-1
xxx
G-19
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