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ElECTriCal DiaGrams
G-11
lN-25™ prO
sChEmaTiC - lN-25 prO - COmplETE maChiNE CODEs 11620, 11621, 11716, 11717 - (G5683-2) pG2
G568
3-
2
LN
-25 P
R
O A
N
ALOG
MAC
HI
N
E SC
HEM
ATIC
NONE
G5683-
1
DO NO
T
SC
AL
E
T
HIS DR
A
WING
EQ
UIP
M
ENT
TYPE:
SUBJECT:
UF
CR
M40943
2
PAGE ___ OF
___
2
E
NGI
N
EE
RI
NG
CO
NT
RO
LLE
D
MA
NU
FA
CT
URE
R:
No
THIS DOCUMENT CONTAINS PROPRIETAR
Y
INFORMATION OWNED B
Y
LINCOLN GLOBA
L, INC.
AND MA
Y
NOT BE DUPLICATED, COMMUNICATED
TO O
THER PARTIES OR US
ED FOR
AN
Y
PURPOS
E WITHOU
T
THE EXPRES
S WRIT
TEN PERMISSION
OF LINCOLN GLOBAL, INC.
PRO
PRIETARY & C
ONFIDENTIAL:
R
ELEASE
D A.03 F
ROM "
X
".
t
MAT
ERI
A
L TO
L
ER
ANC
E ("
"
) TO A
GR
EE
WITH
PU
B
LI
SH
ED
ST
ANDARD
S.
ON A
LL
AN
GL
E
S I
S ± .5 OF
A D
E
GR
EE
ON
3
PLACE
D
E
CIM
ALS
IS
± .
00
2 i
n.
(
±
0.
0
5
mm)
ON 2
PL
AC
E D
ECIM
AL
S I
S ± .02 in. (
±
0.5 mm)
UNLESS OTHERWISE SPECIFIED TOLERANCE:
M
ANUF
ACTURING TO
L
ER
ANC
E
P
ER
E
2056
CHAN
GE
D
ET
AIL:
REFER
ENCE:
SC
ALE:
M
ATER
IAL
DI
SP
OS
ITI
ON:
APPR
OV
AL
DATE
:
PROJ
ECT
NU
M
BER:
DOCUMEN
T
NUMBER:
DOCUMEN
T
REV
ISI
ON:
UN
I
TS
:
IF PR
IN
T
ED
@ A
2
SIZ
E
IN
CH
1
1/6/
2009
tpe
ar
n
ENYEDY
BS
DRAWN BY:
ENGINEER:
CLE
VE
L
AND
APPROVED:
CONTROL:
A
G5683-2
LN-25 PRO WIRE FEEDER
TIME R KIT
(OP TIO N AL)
SCHEMATIC =
M21342
J60-6
60
1
50
9B
60
5
60
7
60
8
60
6A
J60-5
J60-8
J60-7
J60-1
J60-2
5V
COM
(LOCATED
B
EHIND
W
IRE
REE
L
COVER)
(LOCATED
O
NCAS
E
FRONT)
TIMER
P
.C.
BOA
RD CIRCUIT
POSTFLO
W
POT.
PREFLOW
POT.
TOG
GLE GAS FLOW
ON/OFF
5V SIGNAL
GAS FLOW
ENABLE
MICROCONTRO
L
LER
J60-4
1
5V
OUTPU
T
1
5V SIGNAL
1
5 ms PULSES
+5V
COM
+5V
COM
4B
TO
C
ONTR
OL B
D.
(VIA P60 plug)
BURNBAC
K
POT.
ADJU
ST KNOB
COM
1
0K
CW= +5
CCW= 0V
+5V
+5V
1
0K
+5V
1
0K
ADJU
ST KNOB
ADJU
ST KNOB
NOT
USED
J60-3
Timer
Board Summary
Has potentiometers for burnback, postflow
and p
re
flow.
Preflow
range is 0 to 10
sec.
Burnback range is 0 to 0.25 sec.
Postflow range is 0.25 to 10 sec.
Receives “Gas Flow Enable” signal.
Outputs 100 msec pulses to turn Gas Flow On, Gas
Flow Off.
G-11
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
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