WIRING DIAGRAM
–37 –
TIG MODULE
TIG MODULE
232
231
2
4
J2
302
I403
76
403
404
301
H231
232
S1CONTROL BOARD
OFF
ONLY
START
404
75
206
+205
210
CONTINUOUS
FECURRENT SENSOR
G77
G
311A
307
308
L9580PROTECTION
BOARD
75
75A
76
209
LOCAL
208
CURRENT CONTROL
207
209
206
208
204
205
202
HIGH VOLTAGE TRANSFORMER
T1
OPTIONAL WATER SOLENOID VALVE
5
EXAMPLE: THIS PIN IN
SV2
CONNECTOR J1 IS "4J1"
GAS SOLENOID VALVE
SV1
CURRENT CONTROL SWITCH
S5
HIGH FREQUENCY SWITCH
S2
POWER SWITCH
BCDSV2POWER
OPTIONAL
WATER
SOLENOID
VALVE
32
31
4
PL1RECEPTACLE
R2
FROM POWER SOURCE
AFTERFLOW
CONTROL PANEL
S2( TILTED DOWN AND VIEWED FROM BACK )
HIGH FREQUENCY
77
PILOT LIGHT
274A
277A
1
CR1BYPASS/
STABILIZER
C1ELECTRICAL SYMBOLS PER
R- RED
N- BROWN RESISTOR: OHMS/WATTS
E1537
U- BLUE
G- GREEN CAPACITOR: MFD/VOLTS
W- WHITE
B- BLACK
COMPONENT VALUE UNITS:
LATCH
LEAD COLORING CODE:
CONNECTOR PIN NUMBERS:
6
WORK TERMINAL
10
HIGH FREQUENCY TRANSFORMER
T2
L1BOARD
314
315
L2SPARKGAP*
IF OPTIONAL CONTACTOR
IS CONNECTED
T2TO TIG TORCH
311B
TO WORK
J3
PRI
*
*
*
CR1REMOTE
RECEPTACLE
ELECTRODE TERMINAL
HIGH VOLTAGE CAPACITOR .0025/10KV
J1
2
PILOT LIGHT
HI-FREQ. INDUCTOR
AFTERFLOW TIME POTENTIOMETER 500K/2W
CURRENT CONTROL POTENTIOMETER 10K/2W
INPUT
ACONTACTOR
J5TM
BOARD
OPTIONAL
CONTACTOR
315 LUG =
314 LUG =
AND ARC START SWITCH
OPTIONAL REMOTE AMPTROL
C1
OPTIONAL CONTACTOR
PL1
R4
L1,L2
R3
S1
BLEEDER RESISTOR 150/100W
R2
CR1
FROM POWER SOURCE
4-19-96D 76A
275
75A
311B
311A
274
276
76A
277
77A
210
275
ELECTRODE TERMINAL
J4
T1S
SEC
F
REAR
ASSEMBLY
2J3 CONNECTS TO 2J5, ETC.
NOTE: 1J3 CONNECTS TO 1J5,
A
B
C
D
E
FROM POWER SOURCE
204
77A
276
277
202
274
FEDCBAJ22
AT MINIMUM
10K A-B
D
E
C
B
A
J23
302
301
REMOTE
S5SV1 SWITCH
VALVE
GAS SOLENOID
CURRENT CONTROL
32
31
R4ON
207
-R3R206A
OFF