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G-3
SP-100
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WIRING DIAGRAMS
L1
L2
31
32
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 mf
40V
203
204
-
+
OUTPUT CHOKE
GUN CABLE
CONDUCTOR
BLOCK
TO
WORK
ELECTRICAL SYMBOLS PER E1537
CIRCUIT
BREAKER
31A
LEAD COLOR CODE:
B-BLACK
W-WHITE
123
456
LATCH
31
FAN
MOTOR
1234
LATCH
5
678910
J1
J2
CAVITY NUMBERING SEQUENCE
( COMPONENT SIDE OF BOARD )
12
3
4
56
1234
5
6
7
8910
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
213
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
HI
LO
N.B.
N.A.
N.C.
N.C.
N.C. COMPONENT VIEWED FROM REAR.
ON-OFF
N.C.
15427
8-1-91D
SP WELDERS
WIRING DIAGRAM
15427
M
M
N.D.
N.D.
N.A. DIODES D1 & D3 ARE MOUNTED ON THE
OUTSIDE HEATSINK.
N.B. DIODES D2 & D4 ARE MOUNTED ON THE
INSIDE HEATSINK, WHICH IS CLOSEST TO THE
CENTER PANEL.
N.D. BOLTED ALUMINUM CONNECTIONS REQUIRE JOINT
COMPOUND. SEE OPERATING MANUAL WHEN
REATTACHING.
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.
SP-100 WIRING DIAGRAM: CODES Below 9794