Lincoln Electric IMT636 POWER MIG 255 - Manual (Page 33)

F-1 DIAGRAMAS DE CABLEADO
POWER MIG 255
392 325
515B
209S
**
204S
209R 209 209S
W 254 256 551
254A
552
COLOR CODE:
ELECTRICAL SYMBOLS PER E1537
GENERAL INFORMATION
POWER MIG 255 (208/230V)
206B
G2
4 5
J7
4 5 6 2
7 8
J11
GUN TRIGGER
2
325
4
3 4
J12
325 324
H4
H1
9
6
8 7
7 5 4
L1
7 2 1 5
6
265 263 260 261
U - BLUE R - RED W - WHITE B - BLACK
INDICATES CONNECTOR CAVITY NO.
10 3 3
1 2 1 2
253 252
262 267 264
J3 J8
1
J1
J4
J6
J8
J9
J7
(NON-LEAD SIDE OF CONNECTOR)
J13
10
3
4
J2
J5
9
14
8
16
H3
H4
X2
J12
TO SINGLE PHASE
SUPPLY LINE
TO GROUND PER
NATIONAL ELECTRICAL
CODE
W
1
1 2
3
3 4
230V
X8
H1
J11
2
L10979
8-2000
205 352 X9 325B 320
207
FOR SPOOL GUN OPTION
204S 208R
**
208R
P.M.
SECONDARY VOLTAGES SHOWN ARE NO LOAD RMS VALUES
252
2 3 4
TO WORK
5 6
MOTOR/ GEARBOX
7 8 9 10 11 14 15 16 6
H3
209 208 206 354
1 2 3
J2
4 5 6 7 8 10 11 12 13 14 2 6
1 2 3 10
CAVITY
WIRE FEED SPEED
352
1
2 1
B
+
L2
208V
H1
LINE SWITCH
S1
RECONNECT
PANEL
G
H2
C3
C1
X4
205
206S
206B
R1
8 1 6 8 9 10 11 12
OUTPUT CHOKE THERMOSTAT
SCR HEATSINK
ASSEMBLY
THERMOSTAT
116.6V 14.2V 14.2V 28.4V
515B B 324 206B
L2
L1
208 208S
1 2
SCI 325A 543 326 SCI
204
GND 500
C2
+
+
+
C1 THRU C3 31,000 MFD 50V
X7 G1 X6 204 X5 G2 X8 353 207 206S
15 OHMS 100 W
5 4 3 2 1
12 13 2 3 4 5
CONTROL BOARD
CONDUCTOR STRAP AND WORK STUD. OFF AND REVERSE LEAD CONNECTIONS AT CABLE "POSITIVE". TO CHANGE POLARITY, TURN THE UNIT FUTURE APPLICATIONS.
8
7
6
5
4
3
B
-
W
555
354
D2 BAFFLE MOUNTED RECTIFIER DIODE BRIDGE
R.F.
CHOKE AS'BLY
B
+
-
325B
541A
320B
320
253
256
550
**
DISPLAY BOARD
5
1
4
1
3
1 4 12
7
8
6
1
1
7
1
1
J10
NOTES:
N.A. WELDING CABLE MUST BE OF PROPER CAPACITY FOR THE
CURRENT AND DUTY CYCLE OF IMMEDIATE AND
N.B. THIS DIAGRAM SHOWS THE "ELECTRODE" POLARITY
SCR 1 250V 470A ASBLY SCR HEATSINK SCR 2 250V 470A
OUTPUT CHOKE
J13
POWER FACTOR ENHANCEMENT
CHOKE
G1
208S
W
204B
555
U
W
X3
SNUBBER BOARD
J9
H2
POWER
TRANSFORMER
J10
GAS
SOLENOID
9
251
353
515B
390
555 206B B
392
1
J5 J6
1
28.4V
R
T A C H
B
D1 300V 85A
X8 X9 X5
X5
X6
R.F. FILTER
X6
X7
X7
X1
2
1
ARC VOLTAGE
FAN
MOTOR
R3
GND
500
515
550
551
552
J3
CAVITY NUMBERING SEQUENCE
(COMPONENT SIDE OF P.C. BOARD)
2
10
6
8
5
6
NUMBERING SEQUENCE
X9
251
254
R4
206
J1 J4
1 3 4 8 7 9
FOR TIMER
OPTION
515 390 206A 515
209R
324
**