Lincoln Electric 655/R Welder User Manual


 
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-30
PC BOARD ASSEMBLY - AUXILIARY DRIVER PC BOARD
UNLESS OTHERWISE SPECIFIED:
CAPACITANCE
= MFD/VOLTS
INDUCTANCE
= HENRIES
RESISTANCE
= OHMS
L11067-1C0
PART NUMBER
IDENTIFICATION CODE
MANUFACTURED AS:
P.C. BOARD BLANK REFERENCE INFORMATION
MAKE FROM S19399
(MAKES 14 BOARDS PER PANEL. SEE ELECTRONIC FILE FOR ADDITIONAL INFORMATION)
BLANK PART NUMBER: L11067-C
EN-168
L11067-1
INVERTER WELDERS
AUXILIARY DRIVER P.C.BD. ASSEMBLY
1:
1
Refer
enc
e
TJ
P
TK
-
U
NLESS
OTHERW
ISE
SPE
C
IF
IE
D
TOLERA
N
CE
MANUFACTURIN
G
TOLERANCE PER
E2056
ON 2 PLACE DECIMA
LS IS ± .02
ON 3
PLAC
E D
E
CI
MAL
S I
S ± .002
ON ALL ANGLE
S IS ±
.5 OF A DEG
REE
WITH PUBLISHED STANDARDS.
MA
TERIA
L TO
LERANCE ("
")
TO AGREE
t
DO N
OT S
CA
LE
TH
IS
D
RAW
ING
DRA
WN
B
Y:
DE
SI
GN INFORM
A
TION
E
NGIN
EE
R:
APPROVED:
REFERENCE:
EQU
IP
ME
NT
TYPE
:
SU
BJ
EC
T:
SCA
L
E:
L11067-1
MATERIAL
DISPOS
ITI
ON:
APPROVAL
DATE:
PROJECT
NUMBER:
NA
C
RM3420
9
1
PA
GE
___
OF
___
1
ENGINE
ERING CONTROL
L
ED
MANUFACTURER:
No
DOCUME
NT
N
UMB
E
R:
DOCUMENT
REVISION:
T
HIS
DOC
UME
N
T C
ON
TAINS P
R
OP
RIETA
RY IN
FO
RMATIO
N
OW
NE
D BY L
IN
C
OLN
GLOBAL, IN
C. A
N
D MAY NOT BE
D
UPLI
CA
TE
D,
C
OMMU
NI
CA
TE
D
TO OT
HE
R PA
R
TIES O
R
USE
D
FO
R A
NY P
U
RP
OSE WIT
HOU
T THE E
X
PRESS
W
RITTE
N PE
RMISSIO
N
OF LIN
C
OLN
GLOBAL, IN
C.
PROPRI
ETA
RY & CONFIDE
NTIAL:
A
12/3/0
2
R
EL
EASE
D FR
OM
XA
.03
CHANGE DET
AI
L:
S
O
L
I
D
E
D
G
E
ST
RP
C1 1 S13490-71 C APACITOR,ALEL,100,50V,+75/-10%
C2 1 S13490-66 C APACITOR,TAEL,47,35V 10%
C3,C4 2 S13490-25 CAPACITOR,TAEL,4.7,35V 10%
C5,C6,C7,C8 4 S16668-11 CAPACITOR,CEMO,0.1, 50V,10%
D1,D2,D3,D4,D5,
D6,D7,D8 8 T12705-37 DIODE,AXLDS,3A,40V,SCHOTTKY
L1,L2 2 T12218-15 C HOKE,RF,FERRITE BEAD,180 OHM
Q1,Q3,Q5,Q7 4 T12704-41 TRANSISTOR,N,T220,8A,150V,MJE15030
Q2,Q4,Q6,Q8 4 T12704-49 TRANSISTOR,P,T220,8A,150V,MJE15031
RC
L11067-1
AUX DRIVER
L11067-1
AUX DRIVER
MAKE PER E1911
ENCAPSULATE WITH E1844,3 TIMES
TEST PER E3826-AD
Q
8
Q
7
Q
6
Q
5
Q
4
Q
3
Q
2
Q
1
L
2
L
1
J1
D8
D7
D6
D5
D4
D3
D2
D1
C8
C7 C6
C5
C4
C3
C2
C1
0
.20
5.30
5.50
±
.04
0
.20
2.30
2.50
±
.04
1
2
XXXXXXX
XXXXXXX
3
N.
A.
N.
B.
(
4 PL
ACE
S)
NOTES:
N.A. DO NOT COAT WITH ENCAPSULATION MATERIAL.
N.B. AFTER ENCAPSULATION, DRILL HOLES (BOTH SIDES).
ITEM
REQ'D
PART No.
DESCRIPTION
1 1
SEE BLANK
P. C. BOARD BLANK
2 1
S24016-10
HEADER (J1)
3
1 OZ.
E2861
SEALANT
FOR ITEMS BELOW, REFER TO ELECTRONIC COMPONENTS DATABASE FOR COMPONENT SPECIFICATIONS
G-30
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