Lincoln Electric 300 D manual Diagrams, K924-4 REMOTE CONTROL OPTIONAL, Wire Feed Module Optional

CLASSIC 300D

CLASSIC 300D WIRING DIAGRAM (FOR CODES 10658 AND BELOW)

ELECTRICAL SYMBOLS

CONTROL PANEL COMPONENTS

GLOW PLUGS

SHOWN AS VIEWED FROM REAR.

PER E1537

60A

NEUTRAL BONDED TO FRAME

P10

61

LEAD COLOR CODE

’

12 11 10 9

8

7 6 5

4 3 2 1

B-BLACK OR R-RED OR

NEUTRE RACCORDE AU BATI

ENGINE

W

J5

GRAY

PINK

B

+Y

FAILURE

1 2 3 4 5 6 7 8 9 10

1

G-GREEN

U-BLUE

N

LAMP

ALTERNATOR ROTOR

-W

J1

IDLER/ENGINE

2

N-BROWN

W-WHITE

U

60C

58

3

Y-YELLOW

SLIP RINGS

+ -

PROTECTION J2 4

CB1

P.C. BOARD

R

SLIP RING

B

+

610

53

CIRCUIT BREAKER

610

58A

53B

NEAREST

R

602B

CB1 APPEARS ON

IDLER

TO IRON

AC

AC

600B

GLOW

EARLIER UNITS ONLY

57

IDLER

56A

SWITCH

41

1

PLUG START

ENGINE

56

SOLENOID

G

115 VOLT

230 VOLT

-

HOUR

600A

2

METER

PUMP SOLENOID

B

RECEPTACLE

RECEPTACLE

15A.

42

3

+ -

IGNITION

G

Y

4

FUSE

602A

52

SWITCH

5

50B

54

RHEOSTAT

6

51A

FUEL PUMP

Y

J8

P9

60

B

SELECTOR

50A

ELECTRIC FUEL

B

R

PUMP DOES NOT

SWITCH

APPEAR ON

G

54B

EARLIER UNITS

ALTERNATOR

CB2

CB3

W

OIL PRESSURE

CB1

CB4

AUXILIARY

TEMPERATURE

SWITCH (N.C.)

G

POWER

STARTING

GAUGE

WINDINGS

GENERATOR

B

MOTOR

59

S

G

A

B

+A -

(GROUND SCREW

B

NEAR FUSE)

+

50

ALTERNATOR

B

5 4

3

2 1

CURRENT

CR2 REED

EXC

WELDER

+

W

TRANSFORMER

51

RELAY

LEAD BLOCK

W

R

N

G

U -W+Y

GROUND

N

(GROUND SCREW NEAR

POSITIVE

GROUND

TO ENGINE

NEGATIVE

ENGINE GAUGES)

(CC-)

(CC+) & (CV+ WITH W.F.M.)

TO BASE

F-1

DIAGRAMS

K924-4 REMOTE CONTROL (OPTIONAL)

REMOTE CONTROL RECEPTACLE & SWITCH

WIRE FEED MODULE (OPTIONAL)

ON MACHINE, REMOVE PLUG "P10" FROM CONNECTOR "J5".

G

12 11 10 9

8

7

6

5

4

3

2

1

* SEE

X

B

Y

P11

* * SEE BELOW

BELOW

R

W

600

R

41

1

W

CAUTION: DAMAGE CAN OCCUR

R

2

TO THE REMOTE CONTROL

* SEE 3

42

R

SWITCH IF IT IS USED WITHOUT

BELOW

602

THE "P11" PLUG INSTALLED OR A

4

5

602

WIRE FEED MODULE INSTALLED.

6

W

P8

REMOTE SWITCH WIRED

RESISTORS

SWITCH FOR LOCAL OR

THIS WAY ON EARLIER

REMOTE CONTROL SHOWN

IN LOCAL POSITION.

UNITS

*WITH MACHINE NOT RUNNING, REMOVE PLUG "P9" ON MACHINE FROM CONNECTOR "J8". THEN CONNECT PLUG "P8" ON REMOTE CONTROL TO CONNECTOR "J8" ON MACHINE.

** 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.

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 300D.

PLUG FOR

REMOTE CONTROL

POTENTIOMETER

Y X

G

CONNECT
	B	W
TO CASE

REMOTE CONTROL POTENTIOMETER BOX

		CONNECT PLUG "P5" ON W.F.M. TO CONNECTOR "J5" ON MACHINE.
INLINE	}
			PLUG
CONNECTORS			(P5)
W.F.M.
CONTROL
PANEL
		{		#8 LEAD
CONNECT TO POS. & NEG.			POS.	WIRE FEED
OUTPUT TERMINALS			NEG.
NEGATIVE CV				MODULE
OUTPUT TERMINAL			#2 HEAVY LEAD
PANEL			608
CONNECT TO NEG.			609
BRUSH HOLDER			#2 HEAVY LEAD
	250 AMP			MACHINE MUST NOT BE RUNNING
	THERMOSTAT *
	ASSEMBLY			WHEN MAKING THESE CONNECTIONS.

7-13-2001G

L10877

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.

F-1