Schematic - Complete Machine (L12259; Electrical Diagrams - Lincoln Electric RANGER 3PHASE SVM207-A Service Manual

G-3
SchEmaTic - cOmplETE machiNE - l12259

ElEcTrical DiaGramS

L12259
RELEASED "A.02" FROM "X"
ENGINEERING CONTROLLED CHANGE DETAIL:
No
MANUFACTURER:
ELECTRODE
TERMINAL
Open Circuit Volts:
Max
Min
AC
76 38
DC 68 34
CV 32 18
WORK
TERMINAL
6A 6
CB3 CB1 CB2
20A 40A
40A
6B
11
12
J3
J4
5K
5L
GND-D
GND-C GND-G
5
+14V IN AUTO IDLE / OV IN HIGH IDLE
2
1
AUTO IDLE (2)
OFF
4
3
HIGH IDLE (3)
+14V RUN
S3 OPERATION
S3
1 2 3 4 START (4)
+BAT (1)
OFF
AUTO X X X
HIGH X X
X X X
START
X= CLOSED CIRCUIT
CB7 25A
208C
J51 - Engine
208 209A
Connector
BATTERY
224A 224C Engine diodes
J51-2
CHARGING
are in engine
J51-1
ALT/REG
wire harness.
U
B+
AC
IGNITION
ENGINE
MODULE
STARTER
210
SOLENOID
AC
ENGINE OIL
+ 44 TO 45 VAC
GND
PRESSURE
BETWEEN AC
ENGINE
SWITCH
TERMINALS STARTER
HOUR
OPENS ON
AT HIGH IDLE
METER
LOW OIL
PRESSURE
Resistance of fuel
solenoid cannot be
If engine oil pressure drops below safe
accurately
operating pressure, the oil pressure
measured through
switch opens removing 12 volts from
diodes.
circuit 224 shutting off fuel solenoid to
stop engine. Hourmeter will also stop
running and PCB1 will denergize idle
solenoid.
NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.
Choke mounted on base in
front of generator.
S2
L1 CHOKE D1 - BRIDGE RECTIFIER
POLARITY
SWITCH
DC+
DC-
AC
AC
DC-
DC+
Rectifier mounted on top of choke and
AC reactor in front of generator..
Torroid Core located on
wiring behind receptacles.
3
3A 1 TURN SAME
CB4 DIRECTION AS LEAD 6
20A Y
Z X
CB5
3B 15 AMP
3 POLE
J2
480 V
Y
3-PHASE
X Z
J1
GND-I
IDLE SOLENOID COIL
-ENERGIZED FOR
SUPPRESSOR FOR
LOW IDLE.
213
D1 RECTIFIER
8 (J1-12)
Idle solenoid is
located on top of
generator stator 12 to 14 volts
5K
15 Ohms across coil when
assembly
energized
10 (J1-6)
213A (J2-1)
211 224C
215 (J1-3)
+14V @ NORMAL OIL PRES.
224 (J1-9)
J51-3 J51-4
Fuel solenoid is mounted
OUTPUT
R R
Battery voltage:
on engine carburetor. CONTROL
12.6 volts at rest
10K
14 volts engine running
4.74 V
77A (J1-4)
+
ENGINE DIODES
R1 76A (J1-8)
12 VOLT
BATTERY
0.64 V
75A (J1-10)
FUEL
SHUTOFF
FRAME
SOLENOID 5E (J1-2)
Control board common is
GROUND
REVERSE VOLTAGE
one diode drop above
PROTECTION DIODE
welder frame ground.
CONNECTOR PIN NUMBERS:
4 3 12 7
3 2 1
2 1 6
J2 J1
PROPRIETARY & CONFIDENTIAL:
UNLESS OTHERWISE SPECIFIED TOLERANCE
MANUFACTURING TOLERANCE PER E2056
ON 2 PLACE DECIMALS IS ± .02
ON 3 PLACE DECIMALS IS ± .002
ON ALL ANGLES IS ± .5 OF A DEGREE
MATERIAL TOLERANCE (" ") TO AGREE
WITH PUBLISHED STANDARDS.
DO NOT SCALE THIS DRAWING
STATOR
TWO POLE 3600 RPM
WELD
210DC/225AC WINDINGS ALTERNATOR
S1 - SELECTOR SWITCH W1
145
WAC
90
CV
78 TO 82 VAC BETWEEN W1
254
C1 AND W2 AT HIGH IDLE AND
MAXIMUM RHEOSTAT NO LOAD.
R3
R5 R1
1 74 TO 78 VAC BETWEEN WAC
AC tapped reactor mounted
E S2
AND W2 AT HIGH IDLE AND
on base in front of generator.
T
TOROID: SENSES MAXIMUM RHEOSTAT NO LOAD.
S1 W2
U
WELD OR AC
R
POWER LOAD TO
AC TAPPED REACTOR
STATOR AUXILIARY
N
ACTIVATE IDLER
POWER WINDINGS
2 TURNS
2 TURNS
240 V AC
6
3
37VAC 120 V AC 120 V AC
X
5
GND E
LEADS 3 AND 6 PASS
THROUGH TORROID
TWO TIMES IN
Y
OPPOSITE DIRECTIONS
Z
7
EXCITATION WINDING
VOLTS MEASURED AT
41 TO 45 VAC
MAX RHEOSTAT HIGH
IDLE NO LOAD
9
STATOR
EXCITATION
WINDINGS
260
261 7
(J2-3) (J2-4)
+10V
FIELD
LOAD
FLASHING
.05 SENSOR
IDLE TIMER
CIRCUIT
130V
+
38J (12 SEC.)
-
FLYBACK
20
DIODE
IDLE SOLENOID
+10 VOLT +10V
COIL
REGULATOR
SWITCHING
CIRCUIT
TRANSISTOR
(OVER-CURRENT PROTECTED)
+10V
HYSTERESIS SWITCH
47.5 68.1K
LEVEL
+
CHANGING
AND DRIVER
-
47.5
CIRCUIT
+
-
FIELD CURRENT FEEDBACK
FEEDBACK AMP
FIELD & IDLE CONTROL
PC BOARD (L12198-1)
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED
TO OTHER PARTIES OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.
REFERENCE: RANGER 3 PHASE KOHLER
DESIGN INFORMATION EQUIPMENT TYPE:
L12249
DRAWN BY: BAM
MACHINE SCHEMATIC
SUBJECT:
ENGINEER: BAM SCALE:
t
MATERIAL APPROVAL PROJECT
UF
NONE 11/20/03
APPROVED: -
DISPOSITION: DATE: NUMBER:
G-3
37 TO 41 VAC BETWEEN W1
AND C1 AT HIGH IDLE AND
MAXIMUM RHEOSTAT NO LOAD.
REVOLVING BRUSHES
FIELDS
+
RESISTANCE
APPROX. 5 OHMS @ 75F
Rotor Flashing: 2.5
volts @ 0.5 amps.
10 TO 50 VDC AT
until generator build-up.
1.7 TO 6.8 AMPS
-
SLIP RINGS
219 200A
PC Board
located on rear
of fan
baffle near top
of machine.
9 219 200A
(J1-5) (J1-11)
FLYBACK
DIODE
FIELD
CURRENT
0.1
FEEDBACK
RESISTOR
+
4700uF
80VDC
FIELD CURRENT
SWITCHING
TRANSISTOR
(OVER-CURRENT PROTECTED)
1 1
PAGE ___ OF ___
DOCUMENT DOCUMENT
NUMBER: REVISION:
L12259
A
CRM35630
raNGEr® 3 phaSE