Filter
Top Products
19
WIRING DIAGRAM
19
SQUARE WAVE TIG 175
L10060
(-)
(+)
SCR4
SCR2
SCR1
D
C
B
A
F
E
D
C
B
A
L1
(-)
T4
NC
NO
T3
S
F
L3
L4
C3
SCR3
115VAC
Y
W
H1
X1
H
G
OPEN
CLOSED
CLOSED
G4
216
G3
218
G2
G1
217
220
FRONT GANG
E
F
PC BOARD
THERMAL LIGHT
J5
D1
J3
INPUT PLUG
PL1
S2
R1
S3
MODE SWITCH
TL1
SV1
S2A
BYPASS/
STABILIZER
H1
X1
X2
FAN
R 222
W 221
( STICK - CLOSED
TIG - OPEN )
R2
ARC STARTER AS’BLY
236A
237
C4
R3
S
F
S
F
W 221 (+)
R 222 (-)
J1
J2
313
314
277
276
275
277
276
275
241
244
242
243
231
233
311
312
243
244
231
233
A
B
C
D
E
B
C
D
A
E
TIG
STICK
234
235
234
235
210
232
204
236
209
230
238
201
J6
236B
217
218
G3
216
G1
G2
220
G4
POWER "ON" LIGHT
U
R
B
B
W
236A
W
REMOTE
RECEPTACLE
REMOTE
AMPTROL
J4
J4
SPARK
GAP
B
B
AC
DC+
DC-
A-C, D-E, B-F
B-D, C-E, A-F, G-H
B-D, A-E, C-F, G-H
POLARITY SWITCH MICRO SWITCH
(REAR VIEW,
SHOWN IN AC POSITION)
115VAC
B
B 232
B 230
W 204
W 201
U 210
R 209
115VAC
18VAC
18VAC
78VAC
T1
L1
L2
TO GROUND PER
POLARITY
SWITCH
ELECTRICAL SYMBOLS PER E1537.
TM
CURRENT CONTROL
H3
H2
H3 (230V)
H2 (208V)
NATIONAL ELECTRICAL CODE
VOLTAGE RECONNECTION
230 VOLT CONNECTION (AS SHOWN)
H1 and H3 TO POWER SWITCH.
208 VOLT CONNECTION
H1 and H2 TO POWER SWITCH.
H3 NOT CONNECTED: INSULATE.
H2 NOT CONNECTED; INSULATE.
R 241
B 242
238
236
TOROID
L2
POS
WIRING DIAGRAM - SQUARE WAVE TIG 175 (208/ 230/ 1/ 60)
B X4
W X5
W X3
W X6
B X7
B X8
10K A-B
AT MINIMUM
C2C1
C1 AND C2 MUST ALWAYS BE
CONNECTED ACROSS POWER SWITCH.
7-12-96