Lincoln Electric SVM194-A Welder User Manual


 
THEORY OF OPERATION
E-5 E-5
CLASSIC® 300D & 300G
+
-
N
EGATIVE
O
UTPUT
T
ERMINAL
P
OSITIVE
OUTPUT
TERMINAL
S
ELECTOR
S
WITCH
G
ENERATOR
FRAME
A
LTERNATOR STATOR
R
OTATOR
F
IELD
R
ECTIFIER
GENERATOR
F
IELD CONTROL
R
HEOSTAT
FLASHING
SLIP
RINGS
ARMATURE
SHAFT
SERIES
COILS
FIELD
S
HUNT
WINDINGS
RESIDUAL
M
AGNETISM
INTERPOLE
COILS
GENERATOR
A
RMATURE
MECHANICAL
COUPLING
BRUSHES
&
COMMUTATOR
=
TOROIDAL
CURRENT
TRANSFORMER
115 & 230VAC
RECEPTACLES
EXCITER WINDING
REED
RELAY
CR2
BATTERY
STARTER
MOTOR
S
TART
BUTTON
A
MMETER
IGNITION
SWITCH
GLOW
PLUG
BUTTON
ENGINE
ALTERNATOR
GLOW
PLUGS
IDLER
SOLENOID
FUEL
PUMP
SOLENOID
FUEL
PUMP
(PERKINS)
DIESEL
ENGINE
OIL
PRESSURE
IDLE SWITCH
AUTO POSITION
HOUR
METER
TEMP.
S
WITCH
ENGINE
FAILURE
L
AMP
IDLER / ENGINE
PROTECTION
P.C. BOARD
NOTE: Unshaded areas of Block Logic
Diagram are the subject of discussion
FIGURE E.5 - BATTERY, STARTER, ENGINE, ALTERNATOR & PROTECTION CIRCUITS
(Classic® 300D, Perkins Engine)
+
-
NEGATIVE
OUTPUT
TERMINAL
POSITIVE
OUTPUT
TERMINAL
CURRENT
SENSOR
P.C. BOARD
115 & 230VAC
RECEPTACLES
SELECTOR
SWITCH
GENERATOR
FRAME
ALTERNATOR STATOR
ROTATOR
FIELD
RECTIFIER
GENERATOR
FIELD CONTROL
RHEOSTAT
FLASHING
SLIP
R
INGS
ARMATURE
SHAFT
SERIES
COILS
FIELD
SHUNT
WINDINGS
RESIDUAL
MAGNETISM
INTERPOLE
COILS
GENERATOR
ARMATURE
MECHANICAL
COUPLING
BRUSHES
&
COMMUTATOR
(KUBOTA)
DIESEL
ENGINE
ACTUATOR
IDLE SWITCH
GLOW
PLUGS
GLOW
PLUG
BUTTON
IGNITION
SWITCH
ENGINE
HOUR
METER
ENGINE
CONTROL
UNIT
(ECU)
ENGINE FAILURE LAMP
OIL PRESSURE SWITCH
TEMPERATURE SWITCH
ENGINE
ALTERNATOR
AMMETER
START
BUTTON
STARTER
RELAY
ENGINE
RPM CONTROL
(CUSTOM ARC)
BATTERY
STARTER
MOTOR
W
ATER
T
EMP.
SENSOR
ENGINE
S
PEED
S
ENSOR
FIGURE E.6 - BATTERY, STARTER, ENGINE, ALTERNATOR & PROTECTION CIRCUITS
(Classic® 300D, Kubota Engine)
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