Lincoln Electric 10912 Welder User Manual


 
F-2
DIAGRAMS
F-2
CLASSIC 300G
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..
L11866
CLASSIC 300G WIRING DIAGRAM FOR CODES 10912 AND 11135
C
CONTROL PANEL COMPONENTS
610A
600C
+
-
+
-
21A
810
820
11B
B
SLIP RINGS
TO IRON
A
543
2
1
ALTERNATOR
AUXILIARY
POWER
WINDINGS
CB3
CB1
115 VOLT
RECEPTACLE
230 VOLT
RECEPTACLE
21A
NEGATIVE
SELECTOR
SWITCH
WELDER
LEAD BLOCK
AC
AC
42
602A
GND-E
U
CB2
CB4
FUSE
15A
1
2
3
456
7
89
10
11
1
3
4
5
6
600A
41
GENERATOR
N
-W
+Y
G
G
B
600B
610
610
602B
+
84
ALTERNATOR
ROTOR
SLIP RING
NEAREST
-
J5
P8
J8
POSITIVE
LEAD COLOR CODE
P10
+Y
-W
N
U
W
B
51
60
RHEOSTAT
EXC
+
70
(CC-)
(CC+) & (CV+ WITH W.F.M.)
S
B
Y
W
G
PLUG FOR
REMOTE CONTROL
POTENTIOMETER
B
X
602
W
SWITCH FOR LOCAL OR
IN LOCAL POSITION.
X
Y
#2 HEAVY LEAD
WIRE FEED MODULE (OPTIONAL)
WIRE FEED
MODULE
W.F.M.
CONTROL
PANEL
POS.
OUTPUT TERMINALS
CONNECT TO POS. & NEG.
CONNECT TO NEG.
BRUSH HOLDER
608
609
#2 HEAVY LEAD
#8 LEAD
NEGATIVE CV
OUTPUT TERMINAL
PANEL
MACHINE MUST NOT BE RUNNING
ON MACHINE, REMOVE PLUG "P10" FROM CONNECTOR "J5".
CONNECT PLUG "P5" ON W.F.M. TO CONNECTOR "J5" ON MACHINE.
PLUG
(P5)
250 AMP
THERMOSTAT
ASSEMBLY
INLINE
CONNECTORS
REMOTE CONTROL
POTENTIOMETER BOX
+
GROUND
TO BASE
GROUND
TO ENGINE
4A
B
B
SHOWN AS VIEWED FROM REAR.
CONNECT
TO CASE
G
'
NEUTRAL BONDED TO FRAME
NEUTRE RACCORDE AU BATI
(GROUND SCREW
NEAR FUSE)
3
4
5
14
61
62
15
19
ZENITH THROTTLE
BODY
CONTROLLER
PER E1537
B - BLACK OR GRAY
G - GREEN
R - RED OR PINK
U - BLUE
W - WHITE
Y - YELLOW
71
72
82
81
76
74
73
83
99E
78
99
80
89
400F
CURRENT
SENSOR
3
2
1
4
21
22
+
-
-
WHITE
CONNECTOR
BLACK
CONNECTOR
119854
3
1 1713
C
.
0
1
+
96
99D
87A
WATER
TEMP.
SENSOR
A
B
AIR
TEMP.
SENSOR
95
CB5
ABC
93
#
INJECTOR
THROTTLE PLATE
MOTOR
A
B
92
91
90
97
97A
99B
99C
67
2
MAP SENSOR
12
COIL
DISTRIBUTOR
IDLER
SWITCH
ALTERNATOR
IGNITION
SWITCH
STARTER
MOTOR
ENGINE
HOUR METER
ENGINE
FAILURE
LAMP
START
WATER TEMP.
GAUGE
S
A
B
94
FUEL PUMP
77
OIL PRESS.
GAUGE
S
CONTROL PANEL
GROUND SCREW
69
45
R
G
87
99A
97B
97C
{
{
RESISTORS
50
87B
G
AMMETER
SENSOR
WATER TEMP. SENDER
SENSOR
OIL PRESSURE SWITCH & SENSOR
SWITCH
WK
G
PARTS SUPPLIED
WITH ENGINE
1
2
3
21
3
4
RPM CONTROL
10 K
15A
15A
20A
20A
41
42
600
REMOTE CONTROL SHOWN
K924-5 REMOTE CONTROL (OPTIONAL)
WHEN MAKING THESE CONNECTIONS.
*
NEG.
2
12
11
21
6A
6A
67B
11A
11