Lincoln Electric RANGER 305D SVM175-A Service Manual page 178

Lincoln electric welder user manual
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E N G IN E E R IN G C O N T R O L L E D
L12213-1
CHANGE DETAIL:
NEW
M A N U FA C T U R E R :
No
J3-3
AUXI LL ARY
AUXILIARY
CURRENT
SENSE
SENSE
TOROID
+ S T U D
J3-4
WELDING
TERMINAL
+15V
(2)
J1-4
CO NTROL
SW ITCH
(4)
J1-3
SHO WN IN "ALW AYS
2-4 SENSE
ON" POSITION
+15V
J3-7
+ S T U D
IDLER
J3- 14
CONTROL
IDLE SW ITCH SENSE
SHO WN IN "H IGH" POSITION
+ S T U D
+15V
J1-13
J1-12
J1-8
MACH SEL 1
MACHINE IDENTITY TABLE:
PINS JUMPERED TO SELECT MACHINE
J1-5
J1-6
J1-7
J1-8
M A C HINE
R A NG E R 250 G & D
J1-7
MACHINE /
MACH SEL 2
J1-13
R A NG E R 305 G & D
J1-13
V A NTA G E 500
MODE
J1-6
J1-13
V A NTA G E 575
MACH SEL 3
J1-13
A IR V A N TA G E 500
LOGIC
J1-5
(CPU)
MACH SEL 4
+15V
+ S T U D
J7-16
J7-15
TIG MODE
J7-14
TIG
PIPE MODE
(NOT AVAILABLE ON AU STRALIAN
4
VAN TAG E 575)
CC
J7- 13
MODE
N/A
3
SELECTOR
SW ITCH
J7- 12
A
N/A
(AUSTRAILIAN
VAN TAGE 575 U SES A
3 POSITION TOGGLE
2
J7- 11
SWITCH )
N/A
PIPE
1
J7-9
CV
CV MODE
J7- 10
ROCV ENABLE
(FOR AU STRALIAN VAN TAGE 575)
+15V
J7-2
CURRENT FEEDBACK
+ S T U D
+
G 41 0 7
+ ST UD
(O N LY )
J6-2
-
(206S)
G 4 10 9
+
-
(O N L Y)
47 .5 o h m s
x80
CURRENT FEEDBACK
SHUNT
50mV = 400 AMPS
J6-1
+
(204S)
+ STUD is COMMON
+ S T U D
FOR WELD CONTROL
CIRCUITS
-
J3- 15
- STUD
(208B)
VOL TAGE FEEDBACK
+ S T U D
+ S T U D
J7-8
(277)
ARC
J7-7
C O N T R O L
(278)
10K
ARC CONTROL
CIRC UI TRY
POT
J7-6
(279)
+10V
(77)
J7-1
J7-4
OUTPUT
(76)
10K
CONTROL
POT
J7-5
L O C A L
(75)
THE TOP END O F THE REM OTE POT IN
PRESET
TIG M ODE IS THE SETTING OF THE LOCAL
OUTPUT CONTROL POT.
+ S T U D
T IG M O D E
+10V
R E M O T E
IN EV ERY OTHER M ODE, THE REM OTE
POT WILL SET M ACHINE TO M AX OUTPUT.
J1-11
(77B)
A L L O T H E R M O D E S
RE MOTE
J1-14
10K
(76B)
CONTROL
POT
J1- 10
(75B)
+ S T U D
This diagram is for reference only. It may not be accurate for all machines covered by this manual.
+
J3-8
CONTROL BOARD
40-100VDC
POW ER FROM
-
INPUT
CHOPPER BOARD
J3-16
IDLE CONTROL
THERMAL SHUTDOW N (if used)
CURRENT LIMITS
REGULATION MODE
J4-1
ON / OFF (+5V=ON)
J4-2
HOLD (+5V=HOLD)
J4-3
J4-4
BLINK (PULLED LOW AND HIGH
J4-5
IN LOOKBACK TO FLASH
J4-6
DECIMAL POINT)
AMM ETER
J4-7
DISPLAY
J4-8
J4-9
METER (+) INPUT (0 - 2V) 1V = 1000 ON METER
J4-10
METER (-) INPUT
+ S T U D
METERS OPTIONAL ON VANTAGE
J5-1
NO J4 OR J5 ON RANGER 250
ON / OFF (+5V=ON)
J5-2
HOLD(+5V=HOLD)
J5-3
J5-4
BLINK (PULLED LOW AND HIGH
J5-5
IN LOOKBACK TO FLASH
J5-6
DECIMAL POINT)
VOLTM ETER
J5-7
DISPLAY
J5-8
J5-9
METER (+) INPUT (0 - 2V) 1V = 100.0 ON METER
J5-10
METER (-) INPUT
+ S T U D
SELECT CONTROL POINT
CUR RENT F EEDBACK
DISPLAY W ELD AMPS
PRESET
DISPLAY
PRESET
VAL UE
VOLTAGE
FEEDBACK
DISPLAY W ELD VOLTS
FEEDBACK
REG ULATING
AMPLIFIER
CONTROL POINT
+5V
+5V
+ S T U D
+ S T U D
OCV
T O U C H ST A R T
VARIAB LE PINCH
C O N T R O L
PIPE ARC F ORCE
P OINT
VARIAB LE ARC F ORCE
S E L E C T
FIXED ARC
FORCE
PRESET
CONNECTORS
F IX E D HO T S T A R T
J1 AMPHENOL & MACHINE ID JUMPER
+5V
J2 ENGINE 12V CONTROL FUNCTIONS
J3 CHOPPER PW M, POW ER IN, (THERMAL OVERLOAD IF USED), VOLTAGE FEEDBACK
+ S T U D
J4 AMMETER (NO CONNECTOR ON RANGER 250)
J5 VOLTMETER (NO CONNECTOR ON RANGER 250)
J6 SHUNT/CURRENT FEEDBACK
J7 OUTPUT CONTROL, ARC FORCE, MODE SELECT
+ S T U D
PROPRIETARY & CONFIDENTIAL:
UNLESS OTHERW
MANUFAC TURIN G TOLERANCE PER E205
ON 2 PLAC E DECIMA LS IS ± .02
O N 3 P LACE D ECIM ALS IS ± .002
ON ALL ANG LES IS ± .5 OF A DEGREE
MA TERIA L TOL ERANCE ("
WITH PUB LISHED S TANDARDS.
DO N O T SCALE TH IS D RAW IN G
+15V
TRANSFORMER
+5V
+3.3V
-15V
+12V ISOLATED CIRCUITRY FOR ENGINE FUNCTIONS
+ S T U D
+15V COM
(NOT ALL MACHINES USE EVERY CIRCUIT)
+15V
+15V COM
FRAME IS COMMON FOR
FR AME
IDLE CONTROL
ENGINE CONTROL CIRCUITS
J2-12
FOR AUX USE: CONNECT
TOFRAME FOR HIGH IDLE
FR AME
+ S T U D
J2-9
RANGER OIL PRESSURE
V-BAT TERY
STARTER BUTTON
J2-8
PTC
J2-10
FUEL SHUTDOW N
+12V when the RUN switch is ON and the
START Button is held IN. If externally shorted
the PTC will change to high impedance
C U R R E N T
V-BATTERY
L IM IT S ,
J2-7
A V E R A G E ,
+
A B S O LU T E ,
BATTERY POSITIVE
& F O LD B A C K
J2-3
-
BAT TERY NEGAT
IVE
FR AME
47.5 ohm
J3-9
P W M
PW M SIGNAL (+12V ON MULTIMETER)
CHOPP E R
C H O P P E R
47.5 ohm
J3-11
PW M SIGNAL (+12V)
(ALL MACHINES)
C O N T R O L
C IR C U IT
47.5 ohm
J3-10
PW M COMMON
47.5 ohm
CHOPP E R
J3-12
PW MCOMMON
(VANTAGE ONLY)
+ S T U D
SEE SPECIFIC M ACHINE SCHEM ATIC FOR DETAILS ON
W HAT PARTS OF THE G4107/G4109 ARE USED IN EACH
APPLICATION. NOT ALL CIRCUITS ARE USED ALL TH E TIME.
THIS D O C UME NT C O NTAINS PR OP RIETARY INF
O RMATION
O W NE D BY LINC OLN GLOBAL, INC. A
TO OT HE R PARTIES O
R USE D F O R ANY PU RP OSE WIT H O UT T HE EX PRESS W RITTE N PE RMISSION
EQUIPMENT TYPE:
ISE SPEC IF IE D TOLERAN CE
DESIG N INFO RM ATIO N
6
REFERENCE:
RANGER 305D CE (UK)
DRAW N BY:
SUBJECT:
L12213
MAP
SCALE:
MACHINE SCHEMATIC
t
") TO AGREE
E NG IN EER:
BAM
APPRO VED:
MATERIAL
APPROVAL
PROJECT
NA
-
NONE
07/1 5/20 04
DISPOSITION:
DATE:
NUMBER :
+12V Battery Supply to
V-BAT TERY
the Idle Hold Solenoid
IDLE
J2-6
1
SOLENOID
IDLE HOLD COIL
J2-5
2
HOLD
DIODE ONLY ON -E
RED
VER SION AND A B O VE
COIL
Other side of the Idle Hold Solenoid.
+0V when energized "LOW IDLE" +12V
3
when not energized. "HIGH IDLE"
BLK
4
WHT
PULL
COIL
TOIDLE PULL COIL BOARD
HIGH = PULL TO LOW IDLE
FR AME
J2-4
V-BAT TERY
PULL C OIL
BOARD
+12V when starting the machine. (RUN switch ON and
Start Button Pressed and held., 0V when the machine
is not ON. +40V or more when the machine is running.
J2-1
FR AME
-
POSITIVE
+
NEG ATIVE
BRUSH
BRUSH
FR AME
ROTOR
#1
BOARD
#2
BOARD
LEAD COLOR CODE:
COMPONENT VALUE UNITS:
B-BLACK
CAPACITOR: MFD/VOLTS
G-GREEN
RESISTOR: OHMS/W ATTS
O-ORANGE
R-RED
CONNECTOR PIN NUMBERS:
U-BLUE
W -W HITE
EX. 12 PIN C ONNECTOR
1 2
6
Y-YELLOW
LABELS:
7
1 2
COMMON
LA T C H
FRAME GROUND
EARTH GROUND
VI E W OF CONN
ECTOR ON PCBO ARD
N D MAY N OT BE D UPLICATE D, COMMU NICATE D
OF LIN C OLN GLOBAL, INC.
PA GE ___ O F ___
2
2
DOCUME NT
DOCUMENT
NUMB ER:
REVISION:
L12213-1
A
CRM3557 8
RANGER 305D

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