Table of Contents
Advertisement
CHANGE DETAIL:
RELEASED FROM "X"
No
L12039
ENGINEERING CONTROLLED
MANUFACTURER:
R4 is located on front of
POSITIVE
Shunt on back of positive
fan baffle near top of
output terminal
SHUNT
OUTPUT
machine
50MV=400 AMPS
TERMINAL
206B
206S 204S
WELD CURRENT
FEED BACK SIGNAL
206A
206C
BY-PASS
WIREFEEDER
PC BOARD
VOLTMETER
21
Located on back of
208C
POLARITY
output panel
SWITCH
between terminals
208
208A
NEGATIVE
OUTPUT
L1 CHOKE
TERMINAL
Choke is beneath bearing end
of generator on support.
Open Circuit Volts:
Max
Min
CC
58
58
TWISTED
58
CV
58
PAIR
Pipe
26
58
Tig
12
12
13 (J3-8)
204S (J6-1)
206S (J6-2)
ARC VOLTAGE FEEDBACK SIGNAL
208B (J3-15)
10 V
77 (J7-1)
OUTPUT
0-10 V
R1
76 (J7-4)
CONTROL 10K
0 V
75 (J7-5)
10 V
77A (J1-11)
REMOTE
-15 V (W/O POT.)
(TO AMPHENOL)
76A (J1-14)
CONTROL 10K
0 V
75A (J1-10)
279 (J7-6)
ARC
R2
278 (J7-7)
CONTROL 10K
277 (J7-8)
TOROID-
SENSES AC
260A (J3-4)
POWER TO
261A (J3-3)
ACTIVATE
IDLER
Located on wiring behind
receptacles.
5K (J2-3)
Control board circuits associated with J2 a re part
of engine electrical system and are common to
frame ground (negative battery terminal.
WELD AMMETER
Meters display setpoint volts o r amps when not welding.
Meters display actual volts and am ps when welding.
Hold function displays actual volts and a m ps for
approximately 5 sec onds after welding stops.
During this hold display the right most decimal point w ill
blink.
42VAC
WORK
A
77B
REMOTE
B
REMOTE
CONTROL
76B
CONTROL
C
75B
D
2B
CONTACTOR
E
4B
F
GND-B
GROUND
GROUND
AMPHENOL
AMPHENOL
This diagram is for reference only. It may not be accurate for all machines covered by this manual.
CHOPPER PC BOARD
IGBT'S, FLYBACK DIODES AND
p/n L11845-1
FILTER CAPACITORS ARE INTEGRAL
TO CHOPPER MODULE AND NOT
INDIVIDUALLY REPLACEABLE.
+COM
10,000uF x4
B2
B5
Chopper is mounted on the back side of fan
+
FLYBACK
baffle near top of machine.
R4
DIODES (6)
50 OHM
DC BUS VOLTAGE
FILTER
100 W
90+/-10VDC @ HI IDLE
CAPACITORS (4)
IGBT (8)
E
C
B3
B1
-OUTPUT
-INPUT
PWM Signal to Chopper
B6
B4
15 volt @ 20 kHz
Power Supply
to Control
GATE SIGNAL
B7
B8
Board
Rotor Flashing: +12 volts
TWISTED
TWISTED
@ 0.5 amps
PAIR
PAIR
R3 located on front of fan baffle
until generator builds up
on left side nea r bottom of
then +50 volts @ 0 amps.
machine
23 (J3-10)
14 (J3-16)
25 (J3-9)
R3 25 OHM
ROTOR FLASHING
(J2-1) 200N
LOW IDLE SOLENOID HOLD COIL (0V @ LO W IDLE)
(J2-5) 215
Control board common is
at welder positive output
+15V @ LOW IDLE TO PULL COIL BOARD
(J2-4) 404
and shunt
Swich closed for high idle.
0 V
WELD CONTROL
(J3-14) 252
IDLER SWITCH
PC BOARD
(J3-7) 251
15 V
2A
(TO AMPHENOL)
P/N G4107-1
15 V
(J1-4) 2
WELD TERM. SW.
(J1-3) 4
0 V
(TO AMPHENOL)
CV
4A
Located on front of fan
(J7-9) 214
PIPE
baffle near top of
(J7-14) 218
MODE
machine.
CC
SWITCH
TIG
(J7-15) 220
(J7-16) 222
+12 to 14V @ NORMAL OIL PRES. (INPUT)
(J2-9) 224B
+12 to 14V @ RUN (INPUT)
(J2-7) 210B
GLOWPLUG
SWITCH S7
(J1-7) 305
(J1-12) 305
(J4-1 to 10)
(J5-1 to 10)
305 I.D. JUMPER (Part
WELD VOLTMETER
15A BATTERY
of amphenol plug and
CIRCUIT BREAKER
lead assembly.)
209
START BUTTON
SWITCH S2
J
31
NO CONNECTION
A
32
I
41A
209
K
42A
H
YELLOW
21
BATTERY
E
77A
CHARGING
77B
F
76A
LIGHT
76B
G
INPUT TO
75A
75B
AMPHENOL
PL2
D
4A
4B
C
2A
228
2B
B
GND-A
ALTERNATOR
Battery voltage:
Battery charge lamp wi l l be
12.6 volts at rest
on whenever RUN/STOP
14 volts engine
switch is in RUN position and
running
alternator is not charging
PROPRIETARY & CONFIDENTIAL:
UNLESS OTHERWISE SPECIFIED TOLERANCE
MANUFACTURING TOLERANCE PER E2056
ON 2 PLACE D ECIMALS IS ± .02
ON 3 PLACE DECIMALS IS ± .002
ON ALL ANGL ES IS ± .5 OF A DEGRE E
MATERIAL TOLERA NCE (" ") TO AGREE
WITH PUBLISHED STANDARDS.
DO NOT SCALE THIS DRAWING
Recti f ier mounted to generator support
above output choke.
D1 - THREE PHASE BRIDGE RECTIFIER
60 TO 65 VAC PHASE TO PHASE
W1
BETWEEN W1, W2 AND W3
AT HIGH IDLE
W2
TWO POLE 3600 RPM ALTERNATOR
C
W3
D
TO AUX.
A-B-C 400 VAC, 3 PH.
SLIP RINGS
A-5
A
B-5
230 VAC, 1 PH.
5
C-5
OUTLETS
200A
D-E 115 VAC, 1 PH.
E
CENTER-TAP
B
EARTH
41
AND
42 VOLT AC
201
WIRE FEEDER
AMPHENOLS
5H
POWER
42
REVOLVING FIELD
42 VOLT AC
FIELD RESISTANCE
POWER FOR
APPROX. 5 OHMS @ 75F
ROTOR FI E LD CIRCUIT
7
9
210
GLOWPLUG SWITCH ENERGIZES
IF COOLANT TEMP SWITCH OR OIL PRESSURE SWITCH
ELECTRIC FUEL PUMP AND FUEL
CLOSE, CR1 ENERGIZES OPENING CONTACTS AND
GLOWPLUGS
SOLENOID HOLD COIL THRU D4. IT
SHUTTING OFF FUEL S OLENOID TO STOP ENGINE.
ALSO FUNCTIONS AS AN ENGINE
PROTECTION BYPASS UNTIL OIL
ENGINE
PRESSURE BUILDS UP.
PROTECTION
223
RELAY
9
B
S1
212
RUN-STOP SWITCH
CR1
(SHOWN IN RUN)
3
A
210
210
211
FUEL SOLENOID PULL
COIL IS ENERGIZED BY
D4
STARTER SOLENOID.
231
209
225
STARTER
FUEL
+
SOLENOID
WHITE
RED
SOLENOID
BAT
ELECTRIC
12 VOLT
PULL
FUEL
IGN
BATTERY
0.2 OHM
PUMP
STARTER
HOLD
L
MOTOR
11 OHMS
FRAME
OIL PRESSURE
BLACK
FUEL
GROUND
SWITCH
SOLENOID
(CLOSES ON
AND FUEL
LOW OIL
PUMP
PRESSURE)
ENERGIZED
FOR RUN
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OWNED BY LINCOLN GLOBAL, INC. AND MAY NOT BE DUPLICATED, COMMUNICATED
RANGER 305D CE (UK)
EQUIPMENT TYPE:
TO OTHER PARTIES OR USED FOR ANY PURPOSE WITHOUT THE EXPRESS WRITTEN PERMISSION OF LINCOLN GLOBAL, INC.
DESIGN INFORMATION
REFERENCE:
L11946
MACHINE SCHEMATIC
DRAWN BY:
MAP
SUBJECT:
SCALE:
ENGINEER:
t
BAM
MATERIAL
APPROVAL
PROJECT
UF
6/20/03
NONE
-
DISPOSITION:
DATE:
NUMBER:
APPROVED:
C3 and D3 locate d on rear of fan baffle
on left side of machine.
200
50 V DC
+
C3
D
800uf
3
150vdc
Relay CR1 and D4 locate d on fron
baffle on right side of machin e.
IDLE SOLENOID
ENEGIZED FOR
LOW IDLE
IDLE
BLACK
SOLENOID
YELLOW
PULL
ENGINE
0.2 OHM
PROTECTION
HOLD
LIGHT
11 OHMS
WHITE
RED
PL1
215
232
+
224
HOUR METER
+15V @ LOW IDLE
229
B2
404 (J43-8)
TIMER
CIRCUIT
B1
PULL COIL
PC BOARD
COOLANT
B4
P/N L11768-1
TEMPERATURE
SWITCH
Located next to
(CLOSES ON HIGH
control board.
TEMPERATURE
ABOVE 230F)
2
1
PAGE ___ OF ___
DOCUMENT
DOCUMENT
NUMBER:
REVISION:
CRM33673
L12039
A
RANGER 305D
Advertisement
Table of Contents
Troubleshooting
