Lincoln Electric 200 Welder User Manual


 
TABLE OF CONTENTS-THEORY OF OPERATION SECTION
E-1 E-1
PIPELINER® 200
Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-2
Engine Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-3/5
Generator & Exciter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-6
DC Generator Theory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-7
FIGURE E.1 BLOCK LOGIC DIAGRAM
NEGATIVE
OUTPUT
TERMINAL
SWITCH
-
SELECTOR
90 Min.
Max
GENERATOR
ARMATURE
BRUSHES
&
COMMUTATOR
ENGINE
IDLER
SOLENOID
INTERPOLE
COILS
RESIDUAL
MAGNETISM
GENERATOR
FIELD CONTROL
SHUNT
FIELD
SERIES
F
IELD
ARMATURE
E
XCITER
DC
ARMATURE
SHAFT
_
+
S
ERIES
C
OILS
TO
ENGINE
CONTROL/PROTECTION
M
ODULE
POSITIVE
OUTPUT
TERMINAL
+
SHUNT
FIELD
COILS
1
5 AMP
FUSE
R
ECEPTACLE
120VDC
MECHANICAL
C
OUPLING
12 VOLT
BATTERY
ENGINE
PERKINS DIESEL
FROM CURRENT
SENSING P.C. BOARD
I
DLER
S
WITCH
IDLER/ENGINE
PROTECTION
P
.C. BOARD
ENGINE
F
AILURE
LAMP
ENGINE
H
OUR
METER
F
UEL
PUMP
FUEL
SOLENOID
O
IL
GAUGE
O
IL
SENSOR
SWITCH
TEMP.
S
ENSOR
SWITCH
T
EMP.
G
AUGE
S
TARTER
MOTOR
ENGINE
A
LTERNATOR
GLOW PLUGS
TO
BATTERY
IGNITION
SWITCH
+
-
Current
S
ensing
P
.C. Board
ENGINE
ALTERNATOR
12 VOLT
BATTERY
MAP
SENSOR
WATER
&
AIR TEMP.
SENSOR
OIL
PRESSURE &
WATER TEMP.
SENSOR
THROTTLE
PLATE
MOTOR
FUEL
PUMP
FUEL
INJECTORS
FROM CURRENT
SENSING P.C. BOARD
I
DLER
SWITCH
ENGINE
FAILURE
LAMP
ENGINE
HOUR
METER
R
PM
C
ONTROL
E
NG. IGNITION
CIRCUITRY
STARTER
MOTOR
ZENITH
THROTTLE
BODY
CONTROLLER
G.M.
GASOLINE
ENGINE
OIL
GAUGE
WATER
GAUGE
ENGINE
IGNITION
SWITCH
COUPLEDTO
GENERATOR
ENGINE
ALTERNATOR
ENGINE
SPEED
SENSOR
ENGINE
SPEED
ACTUATOR
FROM CURRENT
S
ENSING P.C. BOARD
I
DLER
S
WITCH
ENGINE
P
ROTECTION
LAMP
ENGINE
HOUR
METER
RPM
CONTROL
STARTER
MOTOR
ENGINE
CONTROL
UNIT
(ECU)
KUBOTA
DIESEL
ENGINE
O
IL
GAUGE
GLOW PLUGS
OIL
SENSOR
SWITCH
TEMP.
SENSOR
SWITCH
TEMP.
GAUGE
START
RELAY
ENGINE
IGNITION
SWITCH
COUPLEDTO
GENERATOR
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