Lincoln Electric DC-655 Soldering Gun User Manual


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G-2
ELECTRICAL DIAGRAMS
DC 655
Wiring Diagram (G3348-1)
BRASS
305
G2
G5
G4
G3
G1
G6
41
222
1
2
3
4
1
J7
2
G5
3
4
5
A
B
2
GREEN
(FRONT VIEW)
RECEPTACLE
(FRONT VIEW)
(FRONT VIEW)
77
RECEPTACLE
41
14-PIN
42
RECEPTACLE
(LEFT)
GREEN
2
4
42
31
76
32
2
14-PIN
STANDARD
2
GREEN
4
OPTIONS
H3
H4
H2
H1
G2
4
SCR
2
A4
SCR
G4
A2
SCR
6
G6
A6
G2
14
J8
3
4
6
7
G5
8
A5
9
5
G5
A2
G3
G6
222
C
1
J10
3
10
H2
11
H3
PANEL
BREAKER
RECONNECT
CIRCUIT
TO GROUND PER
255A
LINES
SUPPLY
42
41
21
STUD
GND.
75
76
31
THERMAL FAN/
77
4
SNUBBER P.C. BOARD
32
TO GROUND PER
OUTPUT SHUNT
1
(50 MV @800 AMPS)
+
ANALOG METERS
11-6-98
261
3
1
2
P22
222
613
2
7
2
315
305
1
12
1
214
11
6
5
4
B'
J20
A5
G6
J9
A3
A3
300
B
FAN
W
31
115V
THERMAL FAN
16
THERMISTOR
15
NTC
14
13
12
11
10
300W
J11
32
334
30
32V
S
8
41
21
42A
5
32V
13
1
OUTPUT
RECTIFIER
2
ASSEMBLY
3
42
31
41
32
77
7
318
210
231
281
282
238
N.J.
3
SCR
G3
SCR
2
11
10
11
12
T.S.1
13
77
14
76
75
255
SECONDARY
THERMOSTAT
41
42
A1
(RIGHT)
14-PIN
SCR
32
4
3
5
4
6
7
DUAL FEEDER P.C. BOARD
8
9
32
4
77
31
76
75
21
41
6
7
J18
8
9
1
2
3
4
5
32A
32A
L1
L2
L3
W
V
9
6
ELECTRICAL
CODE
42
P16
77
76
H1
42
COILS
CODE
ELECTRICAL
NATIONAL
NATIONAL
31
208
115V
20A
11
206
12
340
341
215
342
322
263
4
262
215
328
341
345
340
344
215
321
342
4
2
5
208
6
1
7
207
9
206
G1
222A
2
J5
205
4
203
OUTPUT CHOKE
8
J6
J4
310
210
3
G4
G2
309
215
231
214
G3
204
261
262
210
222
263
222
10
12
10
11
12
13
14
77
75
76
21
14
10
11
12
13
14
AM
CONTROL
CONTROL
N.E.
OUTPUT
-
+
OR
OPTIONS
ELECTRICAL SYMBOLS PER E1537
32
31
2
31
PILOT
2
T3
4
10
11
12
J21
14
9
J1
6
8
7
9
8
7
6
5
4
3
2
1
J2
5
4
3
2
1
S1
31
4
2
OFF
11 131210
332
16
309
315
222A
201
215
2
202
1
315
3
317
222
317
4
222
215
210
315
210
56
222
317
7
215
315
10
310
317
226
75
202
201
15
J14
9
32A
273
CHOKE LEAD
10
PRI.
32A
300
A4
G1
G4
A6
7
F
S
10
GREEN
2
4
76
75
THERMOSTAT
10
77
21
75
2
987
CONTROL
65
P.C. BOARD
4321
9
8
J16
7
6
5
OUTPUT
3
2
314
222
42V
S
F
3
207
S
331
6
9
42A
15
41
F
205
32V
F
S
45V
332
10V
222
3
2
1
41
301
41A
2
R1
SWITCH
77
76
236
238
SW3
237
10K 1/4W
R3
237
75
10K
236
32
4
5
4
6
31
NOTES:
600V INSULATION.
AND SINGLE VOLTAGES OVER 345V MACHINES.
N.A. LEADS 4 THRU 9 ARE NOT PRESENT ON 380/500V,
N.D. TAPE UP SEPARATELY TO PROVIDE AT LEAST
N.F. LOCATED IN SECONDARY COIL WINDING.
N.E. PLUG & LEAD ASSEMBLY GOES TO EITHER J12 (OPTIONAL DIGITAL
N.H. LOCATED ON OUTPUT RECTIFIER FLAT HEAT SINK.
N.G. STANDARD 14-PIN RECEPTACLE PLUGS INTO J16 ON STANDARD
MACHINES AND IS REPLACED BY DUAL FEEDER OPTION IF USED.
METERS PC BD.) OR J14 (IN LINE CONNECTOR FOR ANALOG METERS).
N.J. AS SHIPPED ONLY SWITCH #4 IS ON (UP). SEE INSTRUCTION MANUAL.
J3
210
8
201
202
9
2
3
10
4
5
6
1
J13
J12
2
2
4
5
11
6
7
12
331
8
13
14
210
201
202
336
11
5
6
7
8
9
4
77
31
76
75
21
J19
1
2
21
41
11
12
13
14
PLUG
TO J16
JUMPER
32
GREEN
42
2
5
FLEX
LEAD
4
8
7
2
TO
1
12
COILS
TO PRIMARY
U
H1
G1
1
A1
3
4
5
2
1
4
3
2
J23
342
263
16
262
261
9
(VIEWED FROM COMPONENT SIDE OF BOARD)
14
8
345
346
CONNECTOR CAVITY NUMBERING SEQUENCE
8
J5
344
1
12
7
7
1
J17,J18,J19
8
6
328
COM
10K
4
1
J7,J10,J12,J14
3
J4,J8,J13
1
2
J6,J11
1
J20
1
NC
NO
255A
CR 2
R4
ARC FORCE
J22
342
263
262
261
8
W
LIGHT
256
THERMAL
255
PROTECTION
LIGHT
+
336
282
T.S.2
+21
SWITCH
-21
TERMINAL
OUTPUT
41
31
2
255
41
BLK
256
Y
-
N.F.
4
255
2
X1
T2 CONTROL
TRANSFORMER
SW1
POWER SWITCH
211
X2
210
TERMINAL
41
TRANSFORMER
AS SHOWN ON INPUT
BOARD
CONTROL
32
4
SW5
RED
281
CONNECTION DIAGRAM
41
CONNECT OR INSULATE
2
2
GREEN
N.G.
X1
41
226
POSITION)
SWITCH
SW2
MODE
1
(SHOWN IN CC
FOR OPTIONAL
PARALLELING KIT
346
41A
4
42A
GREEN
10A 42V CIRCUIT BREAKER
115V RECEPTACLE
319
N.H.
316
R2
(-)
A'
C'
318
HIGH
C
LOW
317
(-)
8
7
6
319
316
8
1
2
42
31
31
76
75
21
J17
1
2
3
32
41
13
1
METER P.C. BOARD
OPTIONAL DIGITAL
C7
C8
C9
3000V
333
335
.0045MFD
1
201
2
OPTIONAL
7
3
202
8
TO
PANEL
RECONNECT
4
334
FROM T1 AUX. WINDINGS
255A
H3
DUAL (EXCEPT 380/500V & 230/400V) & SINGLE VOLTAGE
UNDER 346 VOLTS (SHOWN CONNECTED FOR LOW VOLTAGE)
N.D.
H2
PANEL
RECONNECT
3
2
11
256
1
L2
10
12
TO
L1
SUPPLY
LINES
TO PRIMARY
PRI.
203
4
MOTOR
SEC.
F
N.A.
SEC.
31
31
F
S
S
F
10V
333
335
41
AUX1
14
204
S
F
41
75
21
6
5
T1 MAIN
TRANSFORMER
+
VM
-
3
222
6
5
1
4
3
J15
P15
1
75 75
2
75
3
75
4
76 76
5
77 77
6
7
8
41
41
9
210 210
32A 32A
44
41 41
41 41
42A
222
10
12
13
42A
14
222
222
P.C. BOARD
3
FIRING CIRCUIT
4
314
3
301
5
4
TP3
320V
215
.05MFD
(ALL 3)
201
-
OUTPUT
C6
202
C2
160J
C1
(+)
OUTPUT
TP2
TP1
(ALL 3)
600V
G3348-1
106
5
1
J3
255
5
J1,J9,J15,J16
1
J2
322
6
4
43
2
321
CR 1
CONTACTOR
L3
SINGLE VOLTAGE OVER 345 VOLTS
W
V
X1
U
N.D.
CR 1
CONTACTOR
256
G-2
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G3348-1
I-UF
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The wiring diagram specific to your code is pasted inside one of the enclo-
sure panels of your machine.
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