Lincoln Electric SVM187-A Welder User Manual


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NOTE: Lincoln Electric assumes no responsibility forliablilities resulting from board level troubleshooting.PC Board repairs will invalidate yourfactory warranty. Individual Printed Circuit BoardComponents are not available from LincolnElectric. 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-12
SAE-400 SEVERE DUTY
®
PC BOARD ASSEMBLY - IDLER/ENGINE SHUTDOWN PC BOARD (L12400-2)
L12400-2
ENGIN
E
W
EL
DERS
ID
LE
R
/E
NGIN
E
SH
UT
DOWN
P
.C
.
BOARD
1:1
L1240
0-1
MAP
BAM
-
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:
REF
EREN
CE:
EQU
IP
ME
NT
TYPE
:
SU
BJ
EC
T:
SCA
L
E:
MATE
RIAL
DISPO
SITION:
APP
ROV
AL
DAT
E:
PRO
JE
CT
NU
MBE
R:
UF
CRM34
402
1
PA
GE
___
OF
___
1
ENGINE
ERING CONTROL
L
ED
MANUFACTURER:
No
DOCU
ME
NT
NU
MBER:
DOC
UME
NT
REVISI
O
N:
T
HIS
DOC
UME
N
TC
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
RPA
R
TIES O
R
USE
D
FO
RA
NY P
U
RP
OSE WIT
HOU
T THE E
X
PRESS
W
RITTE
NPE
RMISSIO
N
OF LIN
C
OLN
GLOBAL, IN
C.
PROPRI
ETA
RY&CONFIDE
NTIAL:
E
9/28/2006
REVISED
IT
EM
13
CHANGE DET
AI
L:
WITH PUBLISHED
STANDARDS.
MAT
ERIAL TOLERANCE (
"
")
TO A
G
REE
O
N ALL AN
GLES IS
±
.5
OF A
DEG
REE
t
ON
3
P
LA
C
E
DECIM
ALS
IS
±
.0
02
i
n.
(
±
0.05
mm)
O
N2
PLACE DEC
IMALS IS
±
.02
in
.(
±
0.5
mm)
U
NLESS
OTHERW
ISE
SPE
C
IF
IE
D
TOLERA
N
CE
:
MANUFACTURIN
G
TOLERANCE PER
E2056
IF PRINT
ED
@ A2 SIZE
U
NIT
S:
IN
CH
S
O
L
I
D
E
D
G
E
ST
RB
L12400-2
R96
R67
R59
Q13
C4
R37
R52
R12
R89
R34
FTP
4
R50
C16
C1
D5
D6
Q8
R39
R27
C3
R43
R63
R33
R69
R3
R95
C7
B4
Q19
R7
R58
R91
D3
R73
D12
R70
R48
C15
Q23
R2
R88
Q22
R4
X3
R79
R1
R31
C2
R5
D13
Q4
D2
R54
C5
R20
TP3
C24
C8
C17
R65
B3
D14
R74
D1
R82
R87
R18
Q1
R81
Q12
R28
DZ3
Q29
C25
TP2
J31
R64
X1
Q6
C6
R55
Q30
FTP
5
Q27
Q15
Q9
R41
C12
B1
Q26
R17
R53
C22
DZ6
R77
X2
R85
Q25
D7
X8
R11
R57
R25
R92
R84
R44
J33
FTP
1
Q16
R71
R8
C23
DZ5
D10
X4
R15
D8
R23
Q3
Q28
DZ8
R80
FTP
6
R16
R36
Q17
J32
R62
R86
DZ1
R9
R21
Q21
R72
Q24
X6
C11
D9
C10
Q18
R29
X7
DZ4
R83
R13
R38
Q10
C21
C18
R75
Q5
Q7
R66
R35
R94
D11
R14
C20
R61
Q11
R19
R56
R51
Q20
B2
DZ2
C14
R90
D4
R93
X5
R30
R68
R78
R47
R22
R76
R40
Q14
C13
R6
R60
C19
Q2
DZ7
R10
C9
R46
L12400-2
SHUTDOWN
IDLER/ENGINE
M
AK
EP
ER
E191
1
TES
T
PE
R
E415
1-I
CAPAC
IT
OR S = MF D/VOLTS
RESISTORS =OHMS
SCHEMA
TI
C REFERENCE
:
G4828-2F0
NOTES:
N.A.
CAUTION:
THIS DEVICEISSUBJECT TO DAMAGE BY STATIC ELECTRICITY. SEEE2454 BEFOREHANDLING.
N.
B.
SECURE P.C. BOARD ASSEMBLY IN PLACE WITH ITEM (
10
).
(2 PLACES, 5.3 +/
-
.5 IN. LBS).
N.
C
.
PRINT
“
L12400
-2F0”
ON
ITEM (
11)
ANDAPP LY TO
ITEM (
9)INARE A S HOWN.
N.D.
DONOTCOATWITHENCAPSULATIONMATERIAL.
N.
E. CONNECTORS MUSTBE GREASEDWITHITEM(
12
) PRIOR TO ENCAPSULATION.
N.
F. ENCAPSULATE WITHITEM(13)EXCEPTWHERE INDICATEDABOVE.
N.
B.
N.
E.
9
11
N.C.
N.D.
N.D.
,
N.
E.
N.D.
,
N.
E.
N.D.
,
N.
E.
N.
A.
N.
A.
N.
A.
N.
A.
ITEM(USEDWITH)*
QTY
PART NU MBER DESCRIPTION
1
1 SEE BLANK INFO
PC BOARDBLANK
2 (D6)*
1
CF000003
6-32X .375 ROUND HEAD MACHINE SCREW
3(D11)*
1
CF000004
6-32X .500 ROUND HEAD MACHINE SCREW
4 (D6,D11)*
2
E106A-13
# 6 LOCK WASHER
5 (D6,D11)*
AS REQ
E1868
THERMO JOINT COMPOUND
6 (D6)*
1
S18104-3
HEAT SINK,ALUMINUM,EXTRUDED,FOR 1 TO-220
7(D11)*
1
S18104-7
HEAT SINK,ALUMINUM,EXTRUDED,FOR 1 TO-247,1.5
8(D11)*
1
S9262-3
#6OR#8PLAINWASHER
9
1
M19436-2
POTTING TRAY
10
2
S8025-80
SELF TAPPING SCREW
11
1
E3768-4
LABEL
12
AS REQ
E3539
ELECTRICAL INSULATING COMPOUND
13
200g
E2527
EPOXY ENCAPSULATING RESIN
REFERENCES
QTY
PART NU MBER DESCRIPTION
B1, B2, B3, B4
4
T13157-24
CONNECTOR,TAB,QC,VERTICAL,1/4,EXTENDED
C1, C2, C3, C4, C5, C6,
C7,C8,C9,C10,C11,
C12,C13, C19,C21, C24
16
S16668-11
CAPACITOR,CEMO,0.1, 50V,10%
C14, C15
2
S16668-6
CAPACITOR,CEMO,4700pF,50V,10%
C16, C18
2
S13490-173
CAPACITOR,PEMF,1.0,63V,10%
C17
1
S13490-197
CAPACITOR,ALEL,82,35V,20%,LOW-ESR
C20, C23
2
S16668-5
CAPACITOR,CEMO,.022,50V,20%
C22
1
S13490-19
CAPACITOR,TAEL,1.8,20V,10%
C25
1
S16668-3
CAPACITOR,CEMO,100pF, 100V,5%
D1, D2, D7, D13
4
T12199-1
DIODE,AXLDS,1A,400V
D3, D8, D12
3
T12705-59
DIODE,AXLDS,3A,600V,UFR
D4, D9, D14
3
T12705-34
DIODE,AXLDS,1A,400V,FR,1N4936
D5, D6, D10
3
T12705-51
DIODE,FR,TO220,14A,200V,MUR1520
D11
1
T12705-62
DIODE,TO247,60A,800V,60EPS08
DZ1, DZ2, DZ3, DZ7, DZ8
5
T12702-29
ZENER DIODE,1W,15V,5%,1N4744A
DZ4
1
T12702-33
ZENER DIODE,5W,10V,5%,1N5347B
DZ5
1
T12702-58
ZENER DIODE,5W,16V,5%,1N5353B
DZ6
1
T12702-52
ZENER DIODE,1W,5.1V,5%,1N4733A
J31
1
S18248-10
CONNECTOR,MOLEX,MINI,PCB,10-PIN
J32
1
S18248-4
CONNECTOR,MOLEX,MINI,PCB,4-PIN
J33
1
S18248-6
CONNECTOR,MOLEX,MINI,PCB,6-PIN
Q1,Q2, Q9, Q14, Q15
5
T12704-37
TRANSISTOR,P,TO220,3A,100V,TIP32C1
Q3,Q4, Q10, Q16, Q17,
Q18,Q19
7
T12704-68
TRANSISTOR,NPN,TO226,0.5A,40V,2N4401
Q5,Q11, Q20, Q21, Q22,
Q29
6
T12704-69
TRANSISTOR,PNP,TO226,0.5A, 40V,2N4403
Q6,Q27, Q28
3
T12704-107
TRANSISTOR,PMF,TO220,40A,100V,IRF5210(SS)
Q7,Q8, Q12, Q13, Q23,
Q24,Q25, Q26
8
T12704-108
TRANSISTOR,NMF,TO220,80A,100V,IRF8010(SS)
Q30
1
T12704-47
TRANSISTOR,PNP,TO226,0.5A, 300V,MPS-A92
R1, R2, R3, R4, R5
5
S19400-1500
RESISTOR,MF,1/4W,150,1%
R6, R83
2
S19400-1501
RESISTOR,MF,1/4W,1.50K,1%
R7, R8
2
S19400-4751
RESISTOR,MF,1/4W,4.75K,1%
R9, R10, R11, R12, R13,
R15,R46, R47,R54, R65,
R66, R67, R92, R93
14
S19400-2212
RESISTOR,MF,1/4W,22.1K,1%
R14,R16, R17,R18, R35,
R48
6
S19400-3322
RESISTOR,MF,1/4W,33.2K,1%
R19
1
S19400-1622
RESISTOR,MF,1/4W,16.2K,1%
R20
1
S19400-2671
RESISTOR,MF,1/4W,2.67K,1%
R21,R22, R50
3
S19400-6812
RESISTOR,MF,1/4W,68.1K,1%
R23,R25, R27,R28, R37,
R51,R68, R70,R71, R72
10
S19400-1002
RESISTOR,MF,1/4W,10.0K,1%
R29, R52
2
S19400-1333
RESISTOR,MF,1/4W,133K,1%
R30, R31
2
S19400-68R1
RESISTOR,MF,1/4W,68.1,1%
R33
1
S19400-3321
RESISTOR,MF,1/4W,3.32K,1%
R34, R36, R53, R73
4
S19400-1001
RESISTOR,MF,1/4W,1.00K,1%
R38
1
S19400-2213
RESISTOR,MF,1/4W,221K,1%
R39,R56, R85,R86, R87
5
S19400-3320
RESISTOR,MF,1/4W,332,1%
R40,R55, R57,R74, R75,
R76, R77, R78, R79
9
S19400-1000
RESISTOR,MF,1/4W,100,1%
R41,R84, R88,R94, R95
5
S19400-1821
RESISTOR,MF,1/4W,1.82K,1%
R43, R58, R64, R89
4
S19400-2673
RESISTOR,MF,1/4W,267K,1%
R44,R59, R60,R61, R62,
R80, R81
7
S25365-51R0
RESISTOR,STAND-UP,WW,5W,51.0,5%
R63, R82
2
S18380-8
THERMISTOR,PTC,6.7OHMS,320MA
R69
1
S19400-2000
RESISTOR,MF,1/4W,200,1%
R90
1
S19400-1212
RESISTOR,MF,1/4W,12.1K,1%
R91
1
S19400-8251
RESISTOR,MF,1/4W,8.25K,1%
R96
1
T12731-9
RESISTOR,METAL FILM,1/2W,470,2%
TP2, TP3
2
T13640-26
MOV,14VRMS,100J,20MM
X1
1
S15128-10
VOLTAGE REF,ADJ, PRECISION,431I
X2 , X3, X7, X8
4
S15128-11
IC,COMPARATOR,QUAD,2901N
X4 , X5
2
S15018-13
IC,CMOS,TIMER,PROGRAMMABLE,4536(SS)
X6
1
S15018-15
IC,CMOS,GATE,NAND,2-INPUT,QUAD,SCHM(SS)
REFERTOELECTRONIC COMPONENT DATABASE FOR SPECIFICATIONSON ITEMS LISTED BELOW
G-12
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