Lincoln Electric 10912 Welder User Manual


 
F-1
DIAGRAMS
F-1
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..
CONTROL PANEL COMPONENTS
B
R
+
-
+
-
Y
R
W
B
B
SLIP RINGS
TO IRON
A
543
2
1
ALTERNATOR
AUXILIARY
POWER
WINDINGS
CB3
CB1
115 VOLT
RECEPTACLE
230 VOLT
RECEPTACLE
Y
NEGATIVE
SELECTOR
SWITCH
WELDER
LEAD BLOCK
AC
AC
42
602A
G
U
CB2
CB4
FUSE
15A
1
2
3
456
7
89
10
11
12
1
2
3
4
5
6
600A
41
GENERATOR
N
-W
+Y
G
G
B
600B
610
610
602B
+
84
ALTERNATOR
ROTOR
SLIP RING
NEAREST
-
J5
P9
J8
POSITIVE
ELECTRICAL SYMBOLS
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
B
SEE
BELOW
*
W
G
PLUG FOR
REMOTE CONTROL
POTENTIOMETER
B
*
P8
1
2
3
4
5
6
X
41
600
42
602
W
RBELOW
SEE
*
SWITCH FOR LOCAL OR REMOTE CONTROL
SHOWN IN LOCAL POSITION.
REMOTE CONTROL RECEPTACLE & SWITCH
X
Y
#2 HEAVY LEAD
WIRE FEED MODULE (OPTIONAL)
WIRE FEED
MODULE
W.F.M.
CONTROL
PANEL
NEG.
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
WHEN MAKING THESE CONNECTIONS.
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
L11194
+
CLASSIC 300G WIRING DIAGRAM FOR CODE 10659
GROUND
TO BASE
GROUND
TO ENGINE
B
B
B
SHOWN AS VIEWED FROM REAR.
CONNECT
TO CASE
G
'
NEUTRAL BONDED TO FRAME
NEUTRE RACCORDE AU BATI
(GROUND SCREW
NEAR FUSE)
A.02
3
4
5
14
61
62
K924-4 REMOTE CONTROL (OPTIONAL)
WITH MACHINE NOT RUNNING, REMOVE PLUG "P9" ON MACHINE FROM CONNECTOR "J8".
THEN CONNECT PLUG "P8" ON REMOTE CONTROL TO CONNECTOR "J8" ON MACHINE.
CAUTION: DAMAGE CAN OCCUR
TO THE REMOTE CONTROL
SWITCH IF IT IS USED WITHOUT
THE "P11" PLUG INSTALLED OR A
WIRE FEED MODULE INSTALLED.
IF A WIRE FEED MODULE IS INSTALLED, WITH THE MACHINE OFF, DISPOSE OF THE
UNCONNECTED PLUG "P10" (IF ONE IS ON THE MACHINE) FASTEN THE NEW PLUG "P11"
NEARBY, LEAVING IT UNCONNECTED.
IF NO WIRE FEED MODULE IS INSTALLED, WITH THE MACHINE OFF, DISCONNECT PLUG "P10"
ON THE MACHINE FROM CONNECTOR "J5". CONNECT PLUG "P11" FROM THE REMOTE CONTROL
KIT TO CONNECTOR "J5" ON THE MACHINE.
SEE BELOW
15
19
ZENITH THROTTLE
BODY
CONTROLLER
*
*
*
*
PER E1537
B - BLACK
G - GREEN
N - BROWN
R - RED
U - BLUE
W - WHITE
Y - YELLOW
THE RED AND BLACK LEADS ARE USED ON CLASSIC I MACHINES ONLY AND ARE NOT
CONNECTED ON THIS MACHINE. DAMAGE TO THE REMOTE CONTROL AND/OR MACHINE
WILL RESULT IF THE RED AND BLACK LEADS ARE CONNECTED IN THE CLASSIC 300G.
71
72
82
81
76
74
73
83
99E
78
99
80
89
B
CURRENT
SENSOR
3
2
1
4
21
22
+
-
-
WHITE
CONNECTOR
BLACK
CONNECTOR
119854
3
1 1713
-
+
96
99D
87A
WATER
TEMP.
SENSOR
A
B
AIR
TEMP.
SENSOR
95
CB5
ABC
O - ORANGE
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
123456789101112
P11
50
87B
G
AMMETER
SENSOR
WATER TEMP. SENDER
SENSOR
OIL PRESSURE SWITCH & SENSOR
SWITCH
WK
G
PARTS SUPPLIED
WITH ENGINE
1
2
3
2
1
3
4
RPM CONTROL
10 K