Lincoln Electric 275 Welder User Manual


 
F-1
DIAGRAMS
F-1
RANGER 275
WIRING DIAGRAM
WHITE
115/230V
6E
3E
TERM.
J10
J12
J11
115AC
CONTACTOR
WORK
REMOTE
CONTROL
42VAC
GROUND
J
A
D
C
H
E
F
G
I
K
B
NEG.
CHOKE
PCB3
L1
5B
6B
5E
CONTROL
SHOWN IN
CB6
CB5
CB2
CB1
1
3
4
6
IDLER CONTROL
"AUTO" POSITION
218
220
S5
SHOWN IN
CB3
50K
3
4
6
1
6
3
4
6
CAP
CAP
PCB1
PCB2
IN DIRECTION SHOWN
WRAP 2 TURNS #3 & #6 LEADS
POSITION
TWISTED PAIR
TWISTED PAIR
FROM
6B
6A
6B
3
3A
5E
FRAME GND.
5C
FRAME GND.
IN CONTOL BOX
INSULATED STUD
REMOTE
CONTROL
CONTACTOR
GROUND
1
2
13
4
6
1
5
10
6
CONNECTOR CAVITY NUMBERING SEQUENCE
ELECTRICAL SYMBOLS PER E1537
17
8
14
1
4
8
5
1
6
8
16
FOR CONNECTORS ON PCB1, PCB2, PCB3 & PCB4
CONNECTORS VIEWED FROM INSERTION END
250 ohms
25 watts
D2 - D7
1
23
4567
8
R
R
Y
Y
BR
BR
13
14
15
16
5G
6G
25A
23A
25
23
69
R2
J13
J12
67
CONTROL
CONTROL
PCB
20VAC
20VAC
40VAC
PRIMARY
115VAC
6G
6G
6A
6
6
3
6A
6A
31
5G
WHITE
WHITE
NEUTRAL STUD
IN CONTROL BOX
AUX. POWER
GND. SCREW IN
CONTROL BOX
RF BYPASS
PCB 4
6G
5G
STATOR AUX. WINDING
6
5
3
GND-E
P16
J16
3
6A
260
261
6A
3
SILVER
SILVER
BLACK
BLACK
WHITE
BLACK
GREEN
GREEN
GREEN
GREEN
BLACK
WHITE
WHITE
BLACK
WHITE
WHITE
15A
15A
50A
50A
BLACK
5F
5D
5K
5E
FRAME GND.
5E
6F
3E
2B
200
200A
800uf
150vdc
201
5M
6A
3
5C
5H
5B
5A
5
32
3A
3D
5A
ROTOR
POSITIVE BRUSH CONNECTED
TO SLIP RING NEAREST
TO THE LAMINATION
BRUSH
BRUSH
200C
J3
J2
J1
6
7
10
5
1
6
9
12
1
32
4A
2A
76C
77C
75C
77B
76B
75B
2C
4B
A
B
C
D
E
F
AMPHENOL 1
AMPHENOL 2
77D
75B
76D
2B
1
6
7
5
4
8
3
2
6
4
3
2
1
5
77C
76C
75C
2A
76B
1
2
3
4
31
32
32
6A
5
3
3A
5C
J14
P14
22
21
42
6A
3
SHUNT
50MV=400AMPS
HEATSINK
HEATSINK
200 AMP
MODULE
200 AMP
MODULE
+
-
+
-
GND-E
GND-D
CND-C
GND-G
GREEN
250
248
5K
S3
S4
5F
OUTPUT CONT. POT
CCW
278
277
77B
77
77D
76D
76
76B
R1
75A
75
S6
REMOTE/LOCAL
SWITCH
SHOWN IN
LOCAL POS.
W2
W3
STATOR
WELD
WINDINGS
W1
7
9
STATOR FIELD WINDING
7
9
8
16
11
12
67
68
69
25A
25
23
23A
PIPE
CC
218
214
220
222
22
21
77
76
75
277
278
250
2B
248
212
261
260
213
215
31A
STARTER
CR1
STARTER
SOLENOID
12 VOLT
BATTERY
SWITCH
HOUR
METER
S1
SOLENOID
FUEL
SHUTOFF
POSITION
"S1" SHOWN
IN "RUN"
OIL
PRESSURE
209B
209A
208D
IGNITION
MODULE
5J
+
-
209
+
211C
GND-H
AM1
+
-
208A
S2
START
BUTTON
5J
221
IDLER/CONTROL P.C.
212
210
5L
5L
200
5F
5N
5N
211A
208B
211A
210
1
225
31A
15A
CB4
3C
3C
J4
J5
J6
67A
67A
21B
21C
POLARITY SWITCH
21C
21A
77B
75A
4B
2C
GND-A
GND-B
GROUND SCREW ABOVE
AMPHENOL HOLE
67B
21D
21D
67B
4C
4C
FRAME GROUND
ENGINE GROUND
25A
42A
GND-F
GND-F
3B
6D
6C
BLOWER BAFFLE
GROUND SCREW
C1
CB7
208C
POS.
S7
W9
W7
W6
W5
W4 W4
W5
W7
RIGHT
SIDE
LEFT
SIDE
W6
W3
1
2
3
4
15A
14A
13A
16A
13
14
15
16
J15
P15
YELLOW
RED
BROWN
14A
13A
16A
15A
MODE SWITCH
2
1
36
4
(VIEWED FROM REAR WITH
222
223
BLK
BLK
BLK
BLK
FROM PCB3
PCB3
67C
42
42A
251A
251
200B
201A
15A
211C
221B
221B
FLYWHEEL ALTERNATOR
B+
AC
AC
B-
REGULATOR
210B
R
R
V
W
U
N.A.
1
2
3
4
TERMINAL BLOCK
(SEE CONN.)
5D
W
210A
L10810
LOCKING TAB DOWN)
214
CV
31A
CB8
15A
4A
31
-
+
D11
D10
11
12
LEAD COLOR CODE:
B = BLACK
W = WHITE
V = VIOLET
R = RED
U = BLUE
ALL CASE FRONT COMPONENTS SHOWN VIEWED FROM REAR.
N.A. GROUNDING THIS TERMINAL STOPS THE ENGINE.
VOLTMETER
68
IMB
IMB
10K
R2
ARC CONTROL
22A
CONTACTOR
'WELDING ON'
P8
J8
9
J7
P7
D8
8
J7
P7
4
J7
P7
7
J7
P7
1
J7
P7
211
2
J7
P7
5
J7
P7
6-16-99E
TWISTED PAIR
TWISTED PAIR
FROM PCB3
209B
KOHLER ENGINE COMPONENTS
W8
2
1
36
4
S5 SWITCH LOGIC
CV MODE
PIPE MODE
CC MODE
1 & 2
4 & 6
3 & 2
CLOSED
CLOSED CLOSED
215A
IDLE
SOL.
3
J7
P7
215
213A
6
J7
P7
213
208
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. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number..