Lincoln Electric SVM175-A ELECTRICAL DIAGRAMS

ELECTRICAL DIAGRAMS G-19

RANGER 305D

SCHEMATIC - ENTIRE MACHINE - CODE 11122(L12213) PAGE 1 OF 2

EN-168

SOLIDEDGE

L12213

RANGER 305D CE (UK)

MACHINE SCHEMATIC

NONE

L12039

DEO

BAM

UNLESS OTHERW ISE SPEC IFIED TOLERAN CE

MANUFAC TURING TOLERANCE PER E205 6

ON 2 PLAC E DECIMA LS IS ± .02

ON 3 PLACE DECIMALS IS ± .002

ONALL ANG LES IS ± .5 OF A DEGREE

WITH PUB LISHED S TANDARDS.

MATERIA L TOLERANCE (" ") TO AGREE

DO NOT SCALE THIS DRAWING

DRAWN BY:

DESIGN INFORMATION

ENGINEER:

APPROVED:

REFERENCE:

EQUIPMENT TYPE:

SUBJECT:

SCALE:

MATERIAL

DISPOSITION: APPROVAL

DATE: PROJECT

NUMBER:

UF CRM35573

PAGE ___ O F ___

ENGINEERING CONTROLLED

MANUFACTURER: No

DOCUMENT

NUMBER: DOCUMENT

REVISION:

THISD OCUME NT CONTAINS PR OPRIETARY INF ORMATION OW NED BY LINC OLN GLOBAL, INC. A N D MAY N OT BE D UPLICATE D, COMMU NICATE D

TOOT HER PARTIES O R USE D FOR ANY PU RPOSE WIT HOUT T HE EXPRESS W RITTE N PE RMISSION OF LIN COLN GLOBAL, INC.

PROPRIETARY & CONFIDENTIAL:

12/11/2003

RELEASED "A.02" FROM "X"

CHANGE DETAIL:

L12213

D1 - THREE PHASE BRIDGE RECTIFIER

800uf

150vdc

201

200

200A

L1 CHOKE

CHOPPER PC BOARD

GATE SIGNAL

ARC VOLTAGE FEEDBACK SIGNAL 42 VOLT AC

WIRE FEEDER

POWER

TWO POLE 3600 RPM ALTERNATOR

DC BUS VOLTAGE

90+/-10VDC @ HI IDLE

OUTPUT

CONTROL 10K

77 (J7-1)

76 (J7-4)

75 (J7-5)

ARC

CONTROL 10K

279 (J7-6)

278 (J7-7)

277 (J7-8)

(J3-14) 252

(J3-7) 251 IDLER SWITCH

(J1-4) 2

(J1-3) 4 WELD TERM. SW.

MODE

SWITCH

PIPE

TIG

(J7-9) 214

(J7-14) 218

(J7-15) 220

(J7-16) 222

260A (J3-4)

261A (J3-3)

TOROID-

SENSES AC

POWER TO

ACTIVATE

IDLER

WELD CONTROL

PC BOARD 42 VOLT AC

POWER FOR

ROTOR FIELD CIRCUIT

12 VOLT

BATTERY

(J2-7) 210B

(J2-5) 215

(J2-4) 404

(J2-1) 200N

ELECTRIC

FUEL

PUMP

OILPRESSURE

SWITCH

(CLOSES ON

LOW OIL

PRESSURE)

HOUR METER

(J2-9) 224B

GLOWPLUG

SWITCH S7

RUN-STOP SWITCH

(SHOWN IN RUN)

15A BATTERY

CIRCUIT BREAKER

209

212

204S (J6-1)

206S (J6-2)

208B (J3-15)

23 (J3-10)

25 (J3-9)

5K (J2-3)

FRAME

GROUND

REMOTE

CONTROL 10K

77A (J1-11)

76A (J1-14)

75A (J1-10)

SHUNT

50MV= 400 AMPS

206S204S WELD CURRENT

FEED BACK SIGNAL

POSITIVE

OUTPUT

TERMINAL

NEGATIVE

OUTPUT

TERMINAL

BY-PASS

PC BOARD

208C

208

WIREFEEDER

VOLTMETER

POLARITY

SWITCH

206A

208A

STARTER

SOLENOID

STARTER

MOTOR

224

210

SLIP RINGS

50 V DC +

10V

0-10 V

10V

-15 V (W/O POT.)

15 V

15V

IGBT (8)

TWISTED

PAIR

(TO AMPHENOL)

206C

206B

41A

77A

42A

75A

GND-A

76A

77B

76B

75B

REMOTE

GROUND

AMPHENOL

CONTROL

INPUT TO

AMPHENOL

CONTACTOR

WORK

REMOTE

CONTROL

42VAC

GROUND

AMPHENOL

77B

76B

75B

GND-B

2B 4B

+12 to 14V @ RUN (INPUT)

B7 B8

+COM

-INPUT

-OUTPUT

+12 to 14V @ NORMAL OIL PRES. (IN P UT)

R3 25 OHM

13(J3-8) 14 (J3-16)

(J1-7) 305

(J1-12) 305

305 I.D. JUMPER (Part

ofamphenol plug and

leadassembly.)

ALTERNATOR

IGN

BAT FUEL

SOLENOID

PULL

HOLD

BLACK

WHITE RED

START BUTTON

SWITCH S2

GLOWPLUGS

YELLOW

ENGINE

PROTECTION

LIGHT

CR1

COOLANT

TEMPERATURE

SWITCH

(CLOSES ON HIGH

TEMPERATURE

ABOVE 230F)

IDLE

SOLENOID

PULL

HOLD

BLACK

WHITE RED

404 (J43-8)

PULL COIL

PC BOARD

+15V @ LOW IDLE TO PULL COIL BOARD

LOW IDLE SOLENOID HOLD COIL (0V @ LOW IDLE)

60 TO 65 VAC PHASE TO PHASE

BETWEEN W1, W2 AND W3

AT HIGH IDLE

210

229

223

211

209

209 231

215

232

TWISTED

PAIR

REVOLVING FIELD

FIELD RESISTANCE

APPROX. 5 OHMS @ 75F

ENGINE

PROTECTION

RELAY

GLOWPLUG SWITCH ENE RGIZES

ELECTRIC FUEL PUMP AND FUEL

SOLENOID HOLD COIL THRU D4. IT

ALSO FUNCTIONS AS AN ENGINE

PROTECTION BYPASS UNTIL OIL

PRESSURE BUILDS UP.

IF COOLANT TEMP SWITCH OR OIL PRESSURE SWITCH

CLOSE, CR1 ENERGIZES OP E NING CONTACTS AND

SHUTTING OFF FUEL SOLENOID TO STOP ENGINE.

FUEL SOLENOID PULL

COIL IS ENERGIZED BY

STARTER SOLENOID.

TWISTED

PAIR

FLYBACK

DIODES (6)

FILTER

CAPACITORS (4)

IGBT'S, FLYBACK DIODES AND

FILTER CAPACITORS ARE INTEGRAL

TO CHOPPER MODULE AND NOT

INDIVIDUALLY REPLACEABLE .

ROTORFLASHING

50OHM

100 W

10,000uF x4

Shunt onback of positive

output terminal

Choke is beneath bearing end

ofgenerator on support.

Rectifier mounted to generator support

above output choke.

Located on front of fan

bafflenear top of

machine.

R3located on front of fan baffle

onleft side near bottom of

machine

R4islocated on front of

fan baffle near top of

machine

C3and D3 locatedon rear of fan baffle

on left side of machine.

RelayCR1 and D4 locatedon fron

baffle on right side of machine.

Located next to

control board.

P/N G4107-1

Located on wiring behind

receptacles.

Open Circuit Volts:

CC Max Min

58 58

58 26

12 12

Pipe

Tig

Located on back of

output panel

between terminals

Control board common is

atwelder positive output

and shunt

Control board circuits associated with J2 arepart

ofengine electrical system and are common to

frame ground (negative battery terminal.

Rotor Flashing: +12 volts

@0.5 amps

until generator builds up

then +50 volts @ 0 amps.

Swich closed for high

idle.

Battery voltage:

12.6 volts at rest

14volts engine

running

P/N

L11768-1

TIMER

CIRCUIT

+15V @ LOW

IDLE

FUEL

SOLENOID

AND FUEL

PUMP

ENERGIZED

FOR RUN

0.2 OHM

11 OHMS

0.2 OHM

11 OHMS

(J4-1 to 10) (J5-1 to 10)

Meters display setpoint volts oramps when not welding.

Meters display actual volts and ampswhen welding.

Holdfunction displays actual volts and amps for

approximately 5 seconds after welding stops.

During this hold display the right most decimal point will

blink.

Power Supply

toControl

Board

PWM Signal to Chopper

15 volt @ 20 kHz

p/n

L11845-1

C-5

B-5 230 VAC, 1 PH.

A-5

A-B-C 400 VAC, 3 PH.

NOCONNECTION

ED-E 115 VAC, 1 PH.

CENTER-TAP

EARTH

FUEL SENDER

240-265 OHMS EMPTY

20-35 OHMS FULL

FUEL

GAUGE

2TURNS THRU

FERRITE

2TURNS THRU

FERRITE

2TURNS

THRU FERRITE

WELD VOLTMETER

2TURNS

THRU

FERRITE

2TURNS

THRU

FERRITE

WELD AMMETER

J73-3

P73-3

J74

P74

J74

P73-2

J73-2

J73-4

P73-4

J72-3

P72-3

P72-4

J72-4 J72-2

P72-2

Control Board senses Weld Output

from Current Feedback Shunt

toactivate idler.

Chopper is mounted on the back side of fan

baffle near top of machine. Requires added

baffle for cooling air flow.

All leads

1time thru

ferrite

All leads

1time thru

ferrite

TO AUX.

OUTLETS

AND

AMPHENOLS

(VIA CIRCUIT

BREAKERS)

IDLE SOLENOID

ENERGIZED FOR

LOWIDLE

225

G-19

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

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