Electrical diagrams, K924-5 remote control (optional), G-21 – Lincoln Electric CLASSIC SVM194-A Manuel d'utilisation

Page 227: Classic 300d kubota machine schematic

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ELECTRICAL DIAGRAMS

G-21

CLASSIC® 300D & 300G

SCHEMATIC - COMPLETE MACHINE - (CODES 11474, 11475) (L13351)

L13351

CLASSIC 300D KUBOTA

MACHINE SCHEMATIC

NONE

L13097

DO NOT SCALE THIS DRAWING

EQUIPMENT TYPE:

SUBJECT:

CRM37569

PAGE ___ OF ___

ENGINEERING CONTROLLED
MANUFACTURER:

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.

PROPRIETARY & CONFIDENTIAL:

New

MATERIAL TOLERANCE (" ") TO AGREE

WITH PUBLISHED STANDARDS.

ON ALL ANGLES IS ± .5 OF A DEGREE

ON 3 PLACE DECIMALS IS ± .002 in. (± 0.05 mm)

ON 2 PLACE DECIMALS IS ± .02 in. (± 0.5 mm)

UNLESS OTHERWISE SPECIFIED TOLERANCE:

MANUFACTURING TOLERANCE PER E2056

CHANGE DETAIL:

REFERENCE:

SCALE:

MATERIAL
DISPOSITION:

APPROVAL
DATE:

PROJECT
NUMBER:

DOCUMENT
NUMBER:

DOCUMENT
REVISION:

UNITS:

IF PRINTED

@ A2 SIZE

INCH

11/16/2007

Maglietta

D. BENDER

DRAWN BY:

ENGINEER:

CLEVELAND

APPROVED:

CONTROL:

L1335

EARTH GROUND

FRAME GROUND

COMMON

LABELS:

EX. 12 PIN CONNECTOR

LATCH

VIEW OF CONNECTOR ON PC BOARD

CONNECTOR PIN NUMBERS:

RESISTOR: OHMS/WATTS

CAPACITOR: MFD/VOLTS

COMPONENT VALUE UNITS:

B-BLACK OR GRAY
G-GREEN
R-RED OR PINK
U-BLUE
W-WHITE
Y-YELLOW
N-BROWN

LEAD COLOR CODE:

OIL PRESSURE SWITCH / SENDER

TEMPERATURE

SWITCH

TEMPERATURE

GAUGE

OIL PRESSURE

GAUGE

AMMETER

ENGINE CONTROL UNIT (ECU)

ENGINE

PROTECTION
LIGHT

ALTERNATOR

NEGATIVE OUTPUT

TERMINAL

POSITIVE OUTPUT

TERMINAL

4
3
2

GENERATOR LEAD BLOCK
SHOWN AS VIEWED WITH
ENGINE IN THIS DIRECTION

INTERPOLE

COILS

SHUNT

FIELD

SERIES FIELD

TYPICAL CURRENT

DRAW IS 40 AMPS

HOUR METER

12 11 10 9 8 7 6 5 4 3 2 1

P10

SWITCH CLOSES

AT 6+/-2 PSI

SENDER OPERATION:

0 PSI -> 10+/-5 OHMS
40PSI -> 105+/-5 OHMS
80 PSI -> 187+/-5 OHMS

FJW-5AP
COIL PAIR:
25.2 - 26.7
OHMS EACH

FLYBACK DIODE PREVENTS
VOLTAGE SPIKES IN SHUNT FIELD
FROM DAMAGING LOCAL/REMOTE
TOGGLE SWITCH WHEN SWITCHED

SHOWN IN LOCAL
POSITION

3 TURNS

2 TURNS

SENSOR GROUNDS LEAD
ON SENSE OF WELD OR
AUXILIARY LOAD

RHEOSTAT

REMOTE
RECEPTACLE

LOCAL / REMOTE

SWITCH

SWITCH CLOSES
AT 110

+/-3

SENDER OPERATION:
90

C -> 51.2+/-4.3 OHMS

5 3

64+/-6.4 OHMS MAX

WITH AC AUXILIARY POWER,
ROUTING DIRECTIONS OF THESE
LEADS DOES NOT MATTER

BRUSH POSITION SHOWN AS
VIEWED FROM CONTROL PANEL

COLOR: RED
12 VOLT

NORMALLY OFF

SHOWN IN "OFF"

POSITION

51C

50A

51A

212D

200

212A

212B

844A

841

844

67A

602B

602

SELECTOR SWITCH

90-MIN

130-80

190-120

240-160

220-MAX

WELDING
GENERATOR

CCW

-40 TO 40 AMPS

AMMETER SHOWS FULL

DISCHARGE WHILE PRESSING

GLOW PLUG SWITCH

40 AMP / 12 VOLT

IG
B

GLOW PLUGS

12.6 VOLTS MIN

AT REST

14-14.5 VOLTS
WHILE RUNNING

BACK, BOTTOM

OFMACHINE

JUMPER PLUG IS FOR CONNECTION
TO WIRE FEED MODULE

LOCATEDBEHINDUPPERPORTIONOFCONTROLPANEL

LOCATEDBEHINDUPPERLEFT

PORTIONOFCONTROLPANEL

TYPICAL OCV (WARM MACHINE):
94-99.0 VOLTS AT MAX RHEOSTAT
44-54.5 VOLTS AT MIN RHEOSTAT

DRIVER

CIRCUITS

JUMPERPLUGISWIRE-TIEDUP

BEHINDLOCAL/ REMOTESWITCHON

RIGHTSIDEOFMACHINE(ASVIEWED

FROMCONTROLPANEL)

WATER
TEMP.

SENSOR

ENGINE
SPEED
SENSOR

60F

IGNITION
SWITCH

212C

START

BUTTON

52A

52B

STARTER
RELAY

RELAY CONTACTS FOR 52 AND 52A ARE NORMALLY

OPEN. THE STARTER MOTOR CAN ONLY BE ENGAGED

WHEN THE IGNITION SWITCH IS "ON" AND THE ECU

SENSES LESS THAN 700 RPM. IF THE ENGINE IS SHUT
DOWN DUE TO A FAULT (EVEN IF THAT CONDITION
DOES NOT RESULT IN A FLASH CODE, SUCH AS RUNNING
OUT OF FUEL),

THE IGNITION SWITCH WILL NEED TO BE

TURNED OFF THEN BACK ON TO RESTART THE ENGINE.

10,000 +/- 1,000 OHMS MAX

TURN POT COUNTERCLOCKWISE TO

REDUCE RESISTANCE AND SUBSEQUENTLY
REDUCE RPM BY UP TO 150RPM

RATED VOLTAGE: 12V

RATED CURRENT: 22mA MAX

SENSOR OPERATION:
-4

-> 18.80 kOHMS

104

F -> 1.14 kOHMS

212

F ->

.16 kOHMS

RATED VOLTAGE: 12V
RATED CURRENT: 4.5A(MAX.)-TERMINAL #15

LEAKAGE CURRENT 10micro A (MAX.)-TERMINAL #16

RATED VOLTAGE: 12V
RATED CURRENT: 2A
COIL RESISTENCE:

2.8 +/- .28 OHMS AT 20

ENERGIZED FOR RUN
DE-ENERGIZED FOR STOP
ACTUATOR CONTROLS RPM
DOWN THE ENGINE AT 115%
OF RATED SPEED.

841A

212E

51B

70A

70B

CONNECT TO
GROUND FOR
800RPM

CONNECT TO
GROUND FOR
1600RPM, LEAVE

UNCONNECTED
FOR 1800RPM

610A

215

810

820

SLIP RINGS

214

GND-T

11C

EXCITER STATOR
(ALTERNATOR)

11B

POSITIVE SLIP RING
IS NEAREST TO IRON

EXCITER REVOLVING

FIELD (ROTOR)

400E

400D

15A

610

600B

600A

600

602A

67B

60E

INTERPOLE

COILS

ACTUATOR

60A

CCW

RPM CONTROL POTENTIOMETER

WIRE-TIEDTOHARNESS

BEHINDCONTROLPANEL

FUSE

BOTHOPENLEADSAREWIRE-TIEDINSIDETHEHARNESSBEHINDCONTROLPANEL

SHOWN IN "AUTO

IDLE" POSITION

IDLER SWITCH

GND-B

841B

WINDING SPEC: ALT-241-3A

40.5 - 42.5 OHMS AT 25C

EXCITER CIRCUIT

LEAD 21A TO 21B

WINDING SPEC: ALT-214-2B
.488 OHMS MAX AT 25C

115 VOLT CIRCUIT

LEAD 810 TO 820

WINDING SPEC: ALT-214-2C
.230 OHMS MAX AT 25C

115 VOLT CIRCUIT

LEAD 820 TO 830

WINDING SPEC: ALT-214-2D
.424 OHMS MAX AT 25C

12 VOLT SUPPLY

THE ECU WILL INDICATE FAULT CONDITIONS BY FLASHING THE
ENGINE PROTECTION LIGHT IN A CODED SEQUENCE, SEE CHART
FOR FAULT CODES AND CORRECTIVE MEASURES. WHEN THE
ENGINE IS SHUT DOWN DUE TO A FAULT, THE IGNITION
SWITCH WILL NEED TO BE TURNED OFF THEN BACK ON
TO RESTART THE ENGINE.

12 VOLT SUPPLY

GLOW PLUG

BUTTON

BATTERY

STARTER

MOTOR

STARTER

SOLENOID

842

MOUNTEDTONEGATIVE

BRUSHHOLDER

THIS CIRCUIT USES THE
RESIDUAL MAGNETISM OF
THE GENERATOR TO FLASH
THE EXCITE THE ROTOR
WHICH IN TURN PROVIDES

THE EXCITATION FOR THE
GENERATOR

DIODE AND MOV ASSEMBLY

IN-LINE BOLTED CONNECTION
BEHIND CONTROL PANEL

600C

FRONT, RIGHTSIDE

OFENGINE

FRONT, LEFTSIDEOFENGINE

BACK, LEFTSIDEOFENGINE

JUMPERPLUGISBEHINDLOWER

RIGHTSIDEOFCONTROLPANEL

LOWER, RIGHTSIDEOFCONTROLPANEL

DIODE

LOWER,

RIGHTOF

CONTROL

PANEL

LOWERLEFTOF

CONTROLPANEL

LOWERLEFTOF

CONTROLPANEL

CENTEROF

CONTROLPANEL

BACK, RIGHT

SIDEOFENGINE

BACK, LEFT

SIDEOFENGINE

BACK, RIGHT

SIDEOFENGINE

CENTEROF

CONTROLPANEL

UNDERLEFTDOOR

LOWERRIGHTOFCONTROLPANEL

12 VOLT
SUPPLY

ECU CONNECTOR DETAIL

9
17
25
34

FLASHES ALTERNATOR

SENSES ALTERNATOR OUTPUT

THE P10 PLUG IS ONLY ON UNITS
WITHOUT THE WIRE FEED MODULE.
THE WIRE FEED MODULE HAS A
HARNESS THAT PLUGS DIRECTLY
INTO J5.

JUMPERPLUGIS

WIRE-TIEDUP

BEHINDLOCAL/

REMOTESWITCH

ONRIGHTSIDEOF

MACHINE

SCHEMATIC S25973

CURRENT SENSING PC BOARD

602B

400F

WHITE LOAD

WHITE LINE

HOT LOAD

HOT LINE

115 VOLT GFCI

RECEPTACLE

400D

CB2

15A

810

230 VOLT

RECEPTACLE

GND-E

11A

CB1

20A

820

GND-S

FRONT, RIGHTSIDE

OFENGINE

BACK, LEFTSIDE

OFENGINE

TEMPERATURE

SENSOR

LIGHT CODE

FAILURE DETECTED

POSSIBLE CAUSE - CORRECTIVE MEASURE

LONG 1, SHORT 1 RPM IS OVER 115% OF RATED RPM (2070 RPM)

ACTUATOR IS STUCK - REMOVE ACTUATOR AND VERIFY PLUNGER PULLS IN WHEN ENERGIZED
LOW OIL - CHECK OIL LEVEL ON DIPSTICK
FAULTY OIL PRESSURE SWITCH - CHECK THAT "WK" STUD IS OPEN WHEN ENGINE IS RUNNING
LEAD TO OIL PRESSURE SWITCH "WK" STUD MAY BE GROUNDED - CHECK
BROKEN OR LOOSE BELT - INSPECT
LEAD TO "L" TERMINAL ON ALTERNATOR MAY BE SHORTED TO GROUND - CHECK
FAULTY ALTERNATOR - CHECK
AMOUNT OR QUALITY OF COOLANT INCORRECT - CHECK
FAULTY WATER TEMPERATURE SWITCH - CHECK THAT "WK" STUD IS OPEN WHEN ENGINE IS NOT RUNNING
LEAD TO WATER TEMPERATURE SWITCH MAY BE GROUNDED - CHECK

LONG 1, SHORT 5

FAULTY RPM SENSOR - CHECK FOR GOOD CONNECTION
FAULTY ECU - CHECK FOR 12 VOLTS ON SUPPLY LEAD TO RPM SENSOR FROM ECU
FAULTY ACTUATOR - CHECK FOR PROPER COIL RESISTANCE
LEADS TO ACTUATOR MAY BE OPEN OR GROUNDED - CHECK

LONG 2, SHORT3

FAULTY WATER TEMPERATURE SENSOR - CHECK FOR PROPER RESISTANCE
LEAD TO WATER TEMPERATURE SENSOR MAY BE OPEN - CHECK FOR CONTINUITY
FAULTY WATER TEMPERATURE SENSOR - CHECK FOR PROPER RESISTANCE
LEAD TO WATER TEMPERATURE SENSOR MAY BE GROUNDED - CHECK
LEAD TO "L" TERMINAL ON ALTERNATOR MAY BE OPEN - CHECK FOR CONTINUITY
BROKEN OR LOOSE BELT - INSPECT
FAULTY ALTERNATOR - CHECK
INCORRECT BATTERY - INSPECT
FAULTY ALTERNATOR - CHECK

LONG 2, SHORT 8

LESS THAN 4 VOLTS TO RPM SENSOR AND/OR
ACTUATOR SENSED BY ECU

FAULTY ECU - CHECK FOR 12 VOLTS ON LEADS TO RPM SENSOR AND ACTUATOR FROM ECU

NOT ENABLED FOR LINCOLN PRODUCTS

0 RPM IS DETECTED AND 12V IS DETECTED
FROM "L" TERMINAL ON ALTERNATOR

LONG 2, SHORT 1

LONG 1, SHORT 4

HIGH WATER TEMPERATURE DETECTED FOR 1
SECOND

LONG 1, SHORT 2 LOW OIL PRESSURE DETECTED FOR 1 SECOND

LONG 1, SHORT 3

"L" TERMINAL IS GROUNDED ON ALTERNATOR
FOR 1 SECOND

LONG 2, SHORT 7 OVER 18 VOLTS DETECTED FROM ALTERNATOR