Lincoln Electric SVM194-A service manual Schematic Complete Machine Codes 11474, 11475 L13351

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G-21

ELECTRICAL DIAGRAMS

G-21

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

L13351

ENGINEERING CONTROLLED

CHANGE DETAIL: New

MANUFACTURER: No

JUMPERPLUGISBEHINDLOWER

LOWERRIGHTOFCONTROLPANEL

K924-5 REMOTE CONTROL

RIGHTSIDEOFCONTROLPANEL

AMMETER SHOWS FULL

12 VOLT SUPPLY

11

RPM CONTROL POTENTIOMETER

94

20

87

1

10,000 +/- 1,000 OHMS MAX

GLOW PLUG

DISCHARGE WHILE PRESSING

(OPTIONAL)

ENGINE

GLOW PLUG SWITCH

RATED VOLTAGE: 12V

ENGINE CONTROL UNIT (ECU)

2

86

2

TURN POT COUNTERCLOCKWISE TO

BUTTON

SPEED

93

17

REDUCE RESISTANCE AND SUBSEQUENTLY

RATED CURRENT: 22mA MAX

CCW

53

GLOW PLUGS

SENSOR

LOCATEDBEHINDUPPERPORTIONOFCONTROLPANEL

3

88

REDUCE RPM BY UP TO 150RPM

BACK, RIGHT

60A

3

BACK, LEFTSIDEOFENGINE

SIDEOFENGINE

RATED VOLTAGE: 12V

4

51C

TYPICAL CURRENT

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

ALTERNATOR

DRAW IS 40 AMPS

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

40 AMP / 12 VOLT

REMOTE CONTROL PLUG

26

64

L

69

13

G

SENSOR OPERATION:

SENSES ALTERNATOR OUTPUT

IG

WATER

-4vF -> 18.80 kOHMS

FLASHES ALTERNATOR

B

104vF ->

1.14 kOHMS

TEMP.

212E

Y

SENSOR

-40 TO 40 AMPS

212vF ->

.16 kOHMS

60

16

51B

BACK, LEFT

IGNITION

AMMETER

X

51

BACK, BOTTOM

SIDEOFENGINE

SWITCH

-

RATED VOLTAGE: 12V

1

9

15

212D

51A

50

STARTER

+

OFMACHINE

SHOWN IN "OFF"

+

W

25+/-1.25 OHMS EACH

RATED CURRENT: 2A

10

17

SOLENOID

BATTERY

COIL RESISTENCE:

BACK, RIGHT

57

34

18

POSITION

25

FRONT, RIGHTSIDE

2.8 +/- .28 OHMS AT 20vC

BACK, LEFTSIDE

ENERGIZED FOR RUN

SIDEOFENGINE

12 VOLT

26

34

212A

STARTER

12.6 VOLTS MIN

DE-ENERGIZED FOR STOP

ACTUATOR

SUPPLY

OFENGINE

OFENGINE

S

I

50A

MOTOR

AT REST

28

44

43

14-14.5 VOLTS

CCW

ACTUATOR CONTROLS RPM

TEMPERATURE

G

WHILE RUNNING

64+/-6.4 OHMS MAX

DOWN THE ENGINE AT 115%

56

18

GAUGE

START

OF RATED SPEED.

TEMPERATURE

TEMPERATURE

LOWERLEFTOF

BUTTON

ENGINE

ECU CONNECTOR DETAIL

SWITCH

SENSOR

CONTROLPANEL

COLOR: RED

PROTECTION

SWITCH CLOSES

SENDER OPERATION: 212B

RELAY CONTACTS FOR 52 AND 52A ARE NORMALLY

LIGHT

61

9

AT 110v+/-3vC

90vC -> 51.2+/-4.3 OHMS

62

OPEN. THE STARTER MOTOR CAN ONLY BE ENGAGED

RHEOSTAT

12 VOLT

WHEN THE IGNITION SWITCH IS "ON" AND THE ECU

CENTEROF

THE ECU WILL INDICATE FAULT CONDITIONS BY FLASHING THE

NORMALLY OFF

SENSES LESS THAN 700 RPM. IF THE ENGINE IS SHUT

CONTROLPANEL 841A

ENGINE PROTECTION LIGHT IN A CODED SEQUENCE, SEE CHART

FRONT, LEFTSIDEOFENGINE

212C

54

S

I OIL PRESSURE

DOWN DUE TO A FAULT (EVEN IF THAT CONDITION

REMOTE CONTROL BOX

FOR FAULT CODES AND CORRECTIVE MEASURES. WHEN THE

27

200

DOES NOT RESULT IN A FLASH CODE, SUCH AS RUNNING

+

58

6

ENGINE IS SHUT DOWN DUE TO A FAULT, THE IGNITION

WK

G

GAUGE

HOUR METER

SWITCH WILL NEED TO BE TURNED OFF THEN BACK ON

G

OUT OF FUEL), THE IGNITION SWITCH WILL NEED TO BE

LOWERLEFTOF

52A

CENTEROF

TO RESTART THE ENGINE.

TURNED OFF THEN BACK ON TO RESTART THE ENGINE.

OIL PRESSURE SWITCH / SENDER

CONTROLPANEL

31

1

19

30

32

7

12

CONTROLPANEL

SWITCH CLOSES

SENDER OPERATION:

STARTER

THE P10 PLUG IS ONLY ON UNITS

CONNECT TO 70A

CONNECT TO

AT 6+/-2 PSI

0 PSI -> 10+/-5 OHMS

RELAY

WITHOUT THE WIRE FEED MODULE.

60F

60E

70BGROUND FOR

40PSI -> 105+/-5 OHMS

WIRE-TIEDTOHARNESS

THE WIRE FEED MODULE HAS A

GROUND FOR

1600RPM, LEAVE

80 PSI -> 187+/-5 OHMS

HARNESS THAT PLUGS DIRECTLY

800RPM

844A

UNCONNECTED

52B

BEHINDCONTROLPANEL

P10

INTO J5.

FOR 1800RPM

55

12 11 10 9

8 7

6 5

4 3

2

1 FLYBACK DIODE PREVENTS

841B BOTHOPENLEADSAREWIRE-TIEDINSIDETHEHARNESSBEHINDCONTROLPANEL

J5

VOLTAGE SPIKES IN SHUNT FIELD

48

FROM DAMAGING LOCAL/REMOTE

400D

TOGGLE SWITCH WHEN SWITCHED

GND-B

400E

WINDING SPEC: ALT-241-3A

JUMPER PLUG IS FOR CONNECTION

+

610

40.5 - 42.5 OHMS AT 25C

+

TO WIRE FEED MODULE

20A

15A

610A

610

602B

CB1

CB2

EXCITER REVOLVING

AC

AC DIODE

N

U

W

Y

JUMPERPLUGISWIRE-TIEDUP

IDLER SWITCH

400F

11A

7A

FIELD (ROTOR)

-

-

LOWER, RIGHTSIDEOFCONTROLPANEL

BEHINDLOCAL/ REMOTESWITCHON

SHOWN IN "AUTO

400D

600C

21

600B

RIGHTSIDEOFMACHINE(ASVIEWED

IDLE" POSITION

SLIP RINGS

FUSE

600A

FROMCONTROLPANEL)

6A

POSITIVE SLIP RING

15A

EXCITER CIRCUIT

RHEOSTAT

N

U

W

Y

HOT LINE

HOT LOAD

810

IS NEAREST TO IRON

215

115 VOLT GFCI

GND-E

LOWER,

LEAD 21A TO 21B

CCW

64+/-6.4 OHMS MAX

RECEPTACLE

RIGHTOF

WINDING SPEC: ALT-214-2B

602B

WHITE LINE

WHITE LOAD

230 VOLT

CONTROL 214

.488 OHMS MAX AT 25C

6A

RECEPTACLE

PANEL

115 VOLT CIRCUIT

602A

42

41

JUMPERPLUGIS

841

844

GND-S

810

J8

GND-T

EXCITER STATOR

LEAD 810 TO 820

6

4 5

3

1

2

WIRE-TIEDUP

WINDING SPEC: ALT-214-2C

BEHINDLOCAL/

820

820

(ALTERNATOR)

.230 OHMS MAX AT 25C

P9

REMOTESWITCH

IN-LINE BOLTED CONNECTION

41

600

ONRIGHTSIDEOF

11C

BEHIND CONTROL PANEL

115 VOLT CIRCUIT

602

42

G

MACHINE

11B

LEAD 820 TO 830

Y

WITH AC AUXILIARY POWER,

GENERATOR LEAD BLOCK

WINDING SPEC: ALT-214-2D

LOCATEDBEHINDUPPERLEFTROUTING DIRECTIONS OF THESE

SHOWN AS VIEWED WITH

.424 OHMS MAX AT 25C

X

PORTIONOFCONTROLPANELLEADS DOES NOT MATTER

2 TURNS

ENGINE IN THIS DIRECTION

REMOTE

W

DIODE AND MOV ASSEMBLY

SENSOR GROUNDS LEAD

MOUNTEDTONEGATIVE

CURRENT SENSING PC BOARD

RECEPTACLE

ON SENSE OF WELD OR

SELECTOR SWITCH

SERIES FIELD

-

+

SHUNT

LOCAL / REMOTE

BRUSHHOLDER

AUXILIARY LOAD

SCHEMATIC S25973

FIELD

SWITCH

THIS CIRCUIT USES THE

4

90-MIN

RESIDUAL MAGNETISM OF

DRIVER

130-80

+

-

SHOWN IN LOCAL

3

FJW-5AP

THE GENERATOR TO FLASH

CIRCUITS

190-120

POSITION

842

2

67B

COIL PAIR:

THE EXCITE THE ROTOR

12 VOLT SUPPLY

240-160

25.2 - 26.7

WHICH IN TURN PROVIDES

1

220-MAX

INTERPOLE

OHMS EACH

THE EXCITATION FOR THE

LIGHT CODE

FAILURE DETECTED

POSSIBLE CAUSE - CORRECTIVE MEASURE

COILS

GENERATOR

3 TURNS

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

LONG 1, SHORT 2

LOW OIL PRESSURE DETECTED FOR 1 SECOND

FAULTY OIL PRESSURE SWITCH - CHECK THAT "WK" STUD IS OPEN WHEN ENGINE IS RUNNING

BRUSH POSITION SHOWN AS

WELDING

COMPONENT VALUE UNITS:

LEAD TO OIL PRESSURE SWITCH "WK" STUD MAY BE GROUNDED - CHECK

CAPACITOR: MFD/VOLTS

"L" TERMINAL IS GROUNDED ON ALTERNATOR

BROKEN OR LOOSE BELT - INSPECT

VIEWED FROM CONTROL PANEL

GENERATOR

LONG 1, SHORT 3

LEAD TO "L" TERMINAL ON ALTERNATOR MAY BE SHORTED TO GROUND - CHECK

FOR 1 SECOND

67A

_

RESISTOR: OHMS/WATTS

FAULTY ALTERNATOR - CHECK

+

HIGH WATER TEMPERATURE DETECTED FOR 1

AMOUNT OR QUALITY OF COOLANT INCORRECT - CHECK

CONNECTOR PIN NUMBERS:

LONG 1, SHORT 4

FAULTY WATER TEMPERATURE SWITCH - CHECK THAT "WK" STUD IS OPEN WHEN ENGINE IS NOT RUNNING

SECOND

LEAD TO WATER TEMPERATURE SWITCH MAY BE GROUNDED - CHECK

NEGATIVE OUTPUT

POSITIVE OUTPUT

LEAD COLOR CODE:

LABELS:

EX. 12 PIN CONNECTOR

LONG 1, SHORT 5

NOT ENABLED FOR LINCOLN PRODUCTS

0 RPM IS DETECTED AND 12V IS DETECTED

FAULTY RPM SENSOR - CHECK FOR GOOD CONNECTION

TERMINAL

TERMINAL

B-BLACK OR GRAY

1 2

6

LONG 2, SHORT 1

TYPICAL OCV (WARM MACHINE):

FROM "L" TERMINAL ON ALTERNATOR

FAULTY ECU - CHECK FOR 12 VOLTS ON SUPPLY LEAD TO RPM SENSOR FROM ECU

94-99.0 VOLTS AT MAX RHEOSTAT

G-GREEN

COMMON

LONG 2, SHORT 2 CURRENT TO ACTUATOR IS OUT OF LIMIT

FAULTY ACTUATOR - CHECK FOR PROPER COIL RESISTANCE

R-RED OR PINK

LEADS TO ACTUATOR MAY BE OPEN OR GROUNDED - CHECK

44-54.5 VOLTS AT MIN RHEOSTAT

U-BLUE

FRAME GROUND

LONG 2, SHORT3

NOT ENABLED FOR LINCOLN PRODUCTS

UNDERLEFTDOOR

7

12

FAULTY WATER TEMPERATURE SENSOR - CHECK FOR PROPER RESISTANCE

W-WHITE

EARTH GROUND

LONG 2, SHORT4

-50C WATER TEMPERATURE DETECTED

LATCH

LEAD TO WATER TEMPERATURE SENSOR MAY BE OPEN - CHECK FOR CONTINUITY

Y-YELLOW

VIEW OF CONNECTOR ON PC BOARD

LONG 2, SHORT 5 150C WATER TEMPERATURE DETECTED

FAULTY WATER TEMPERATURE SENSOR - CHECK FOR PROPER RESISTANCE

N-BROWN

LEAD TO WATER TEMPERATURE SENSOR MAY BE GROUNDED - CHECK

PROPRIETARY & CONFIDENTIAL:THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED

0 VOLTS DETECTED FROM "L" TERMINAL ON

LEAD TO "L" TERMINAL ON ALTERNATOR MAY BE OPEN - CHECK FOR CONTINUITY

LONG 2, SHORT 6

ALTERNATOR FOR 1 SECOND

BROKEN OR LOOSE BELT - INSPECT

TO OTHER PARTIES OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.

MANUFACTURING TOLERANCE PER E2056

SCALE:

EQUIPMENT TYPE:

CLASSIC 300D KUBOTA

FAULTY ALTERNATOR - CHECK

UNLESS OTHERWISE SPECIFIED TOLERANCE: CONTROL: CLEVELAND

PAGE 1

OF 1

LONG 2, SHORT 7

OVER 18 VOLTS DETECTED FROM ALTERNATOR

INCORRECT BATTERY - INSPECT

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

DRAWN BY:

Maglietta

NONE

FAULTY ALTERNATOR - CHECK

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

IF PRINTED

SUBJECT:

MACHINE SCHEMATIC

DOCUMENT

DOCUMENT

ON ALL ANGLES IS ± .5 OF A DEGREE

LESS THAN 4 VOLTS TO RPM SENSOR AND/OR

D. BENDER

@ A2 SIZE

NUMBER:

REVISION:

MATERIAL TOLERANCE ("t") TO AGREE

ENGINEER:

LONG 2, SHORT 8

UNITS:

L13351

A

ACTUATOR SENSED BY ECU

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

WITH PUBLISHED STANDARDS.

MATERIAL

NA

APPROVAL

11/16/2007

PROJECT

CRM37569

REFERENCE:

DO NOT SCALE THIS DRAWING

APPROVED:

-

INCH

DISPOSITION:

DATE:

NUMBER:

L13097

NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual.

CLASSIC® 300D & 300G