Electrical diagrams, Wiring diagram- ln-25 pro analog, Ln-25™ pro – Lincoln Electric LN-25 SVM179-B User Manual
Page 82
ElECTriCal DiaGrams
G-4
lN-25™ prO
WiriNG DiaGram - lN-25 prO - CODEs 11620, 11621, 11716, 11717 (G5681-2)
CONTROL P.C. BOARD
WIRING DIAGRAM- LN-25 PRO ANALOG
A
G5681-2
FEED
PLATE
P20/J20
8
MOTOR /
GEARBOX
W
R
TACH
U
B
531
B
B
W
690
691
GAS
SOLENOID
TRIGGER
INTERLOCK /
2 STEP
J3
5
6
3
4
2
1
R
U
B
5
6
3
4
2
1
7
8
J6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
537
534
551
550
7
6
5
4
3
2
1
NOTES:
N.A. PIN NEAREST THE FLAT EDGE OF LED LENS (ANODE) ALIGNS WITH WHITE
LEAD OF LED SOCKET.
N.B. SWITCHES SHOWN FROM REAR CONNECTION SIDE OF SWITCH.
N.D. CONNECT "EXTRA" TO "TORQUE" ON EXTRA TORQUE MODELS ONLY.
1
GAS PURGE
PUSHBUTTON
SWITCH
S1
S3
COLD
FEED
2
3
4
530A
530
523
587
587A
P16/J16
721A
500
622
575
576
N.B.
N.B.
N.B.
L5
L4
CC / CV
S2
523A
N.B.
1 2 3 4
J5
J4
1 2 3 4 5 6 7
8
9 10 11 12
9
10
J2
577
1B
1W
2B
2W
500
622
509C
509E
509
509E
610
707
530
690
575
578
531
601
576
537
612
587
606
607
605
608
507
577
691
534
1W
2W 3B
4B
P60
612
523 509A
509D
509D
530A
523A
587A
509C
POST-FLOW
BURNBACK
TIMER KIT (OPTIONAL)
J60
8
601
509B
605
606 607
608
7
6
5
4
3
2
1
707
610
77C
76C
75C
1 2 3 4 5 6 7 8 9 10
J1
TO P60 ON
HARNESS
GENERAL INFORMATION
ELECTRICAL SYMBOLS PER E1537
LEAD COLOR CODING
B - BLACK
W - WHITE
507
578
CONTACTOR COIL
CONTACTOR
67C
509B
509A
509
8
7
6
5
4
3
2
1
601
509B
605
606
607
608
550
551
75C
76C
77C
41
42
J18
1
2
3
4
41
42
EXTRA
TO
RQUE
7
8
5 6 7 8
67E
21E
2A
4A
CONNECTS
TO TIMER
KIT
708
667
4A
2A 721A 67F
821B 621
708
67C
667C
621
821B
67E
67F
67D
4B
3B
4B
N.O.
N.O.
(SHOWN IN CV)
(SHOWN IN 2 STEP)
667D
667E
667
INPUT ELECTRODE
CABLE CONNECTION
21E
1
2
P17/J17
3
4
5
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
P7/J7
J15
1 2 3 4 5 6 7 8 9 10
J1, J2, J15
CAVITY NUMBERING SEQUENCE
(VIEWED FROM COMPONENT SIDE OF P.C. BOARD)
6
5
10
1
J6, J7
9
8
16
1
4
6
1
3
J3, J5, J9,
J20, J60
5
4
8
1
J12, J17
A
B
C
D
E
J14
J11, J16,
J18, J61
3
4
1
2
J4
7
6
12
1
J19
4
1
5
8
B1
B2
MOTOR FILTER P.C. BOARD
1 2 3 4
J61
667D B1
667E B2
555
555
S4
BLACK
RED
FAN
+
-
N.D.
WORK A
WORK B
D1
2B
N.A.
2W
TO WORK CLIP
621A
WORK A
667A
67B
ANALOG DISPLAY CASE FRONT
667A
67B
667B
577A
2W
2B
1W
1B
721
621A
1B
WIRE FEED SPEED
CONTROL RHEOSTAT
R1
10K2W
577A
575A
576A
ARC
VOLTMETER
721
667B
+
VM
N.A.
1W
YELLOW
THERMAL
LED
576A
500A
575A
622A
E
D
C
B
500A
TRIGGER
CONNECTOR
622A
P14
A
POLARITY
LED
AC
AC
BRIDGE
RECTIFIER
+
-
622B
555A
555A
G-4
NOTE:
This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclosure panels of your machine.