Lincoln Electric IM536-D - Manual (Page 45)

SP-125 PLUS
F-1 WIRING DIAGRAMS
SP-125 PLUS WIRING DIAGRAM: CODE 10260, 10481
M18196
L1
L2
31
32
531
TO GROUND PER NATIONAL ELECTRICAL CODE
S1
SWITCH
202
201
D1 D3
D2 D4
204
204
204
203
203
203
C1
59,000 f
40V
203
204
-
+
OUTPUT CHOKE
GUN CABLE CONDUCTOR BLOCK
TO WORK
ELECTRICAL SYMBOLS PER E1537
CIRCUIT BREAKER
31A
12
3
45
6
LATCH
FAN MOTOR
1
234
LATCH
5
6
789
1
0
J1
J2
CAVITY NUMBERING SEQUENCE
12
3
4
56
123
4
5
6
7
89
1
0
GAS
SOLENOID
7
32A
CONTROL P.C. BOARD
539 541
207
205
206
541
539
203
204
203
209
213
208
211
531
31A
T1
WIRE FEED MOTOR
212
213A
211
GUN TRIGGER
THERMOSTAT (MOUNTED TO DIODE HEATSINK)
+
208
209
203
5K
WIRE SPEED
205
206
207
5K
32
( J1 )
( J2 )
*
*
*
CONNECTOR CAVITY NUMBER
ARC VOLTAGE
R1 R2
(W) (B)
7 32A
N.A.
N.C.
ON-OFF
N.C.
N.D.
N.D.
24 VAC
AUX WDG.
+
NOTES: N.A. DIODES D1 & D3 ARE MOUNTED ON THE OUTSIDE HEATSINK. N.C. COMPONENT VIEWED FROM REAR.
HIGH VOLTAGE
can kill
N.B. DIODES D2 & D4 ARE MOUNTED ON THE INSIDE HEATSINK,
WHICH IS CLOSEST TO THE CENTER PANEL.
LEAD COLOR CODE: B-BLACK W-WHITE
N.B., N.D.
(COMPONENT SIDE OF BOARD)
N.D. BOLTED ALUMINUM CONNECTIONS REQUIRE T12837 JOINT
COMPOUND (DOW CORNING 340) WHEN REATTACHING.
CRM28481 (3/98)
1
2
3
4
5
LATCH
J3
5
4
32
1
JUMPERED PLUG STANDARD
SPOT/STITCH TIMER OPTIONAL
215
215
213
( J3 )
*
Do not Oper
ate with co
v
ers remo
v
ed.
Disconnect input po
w
er b
y
unplugging
po
w
er cord bef
ore ser
vicing
Do Not touch electr
ically liv
e par
ts
.
Only qualified persons should install, use or ser
vice this machine
.
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The
specific diagram for a particular code is pasted inside the machine on one of the enclosure panels.