Lincoln Electric OUTBACK SVM204-A Service Manual page 35

TABLE OF CONTENTS-THEORY OF OPERATION SECTION
E-1
Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-1
Engine Starting, Protection and Battery Charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-2, E-3
Automatic Idle System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-4
Generating Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .E-5, E-6
OIL LEVEL
INDICATOR
OIL
LEVEL
MODULE
(KOHLER)
OIL LEVEL
SWITCH
IGNITION
ENGINE
/
STARTER
SOLENOID ALTERNATOR
10 AMP
FUSE
OFF
AUTO
HIGH
_ _
+ +
START
BATTERY
FIGURE E.1 BLOCK LOGIC DIAGRAM
AUXIIARY WINDINGS
SLIP
_ +
RINGS
ROTOR
BRUSHES
EXCITER
IDLE
WINDING
SOLENOID
ENGINE
SHUTDOWN
RELAY
HOUR
METER
FIELD / CONTROL PC BOARD
OUTBACK® 185
CURRENT
120 VAC RECEPTACLES
SENSOR
REACTOR
STATOR
WELD
WINDINGS
BOOST
WINDING
AUTOMATIC OUTPUT
IDLER CONTROL CIRCUIT
CIRCUIT
E-1
240 VAC
RECEPTACLE
CB1 CB3
CB4
CB2
+
CHOKE
OUTPUT
OUTPUT
RECTIFIER
STUDS
(2 PHASE)
OUTPUT
CONTROL