Lincoln Electric 200 service manual 1TABLE of CONTENTS-THEORY of Operation Section E-1

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E-1TABLE OF CONTENTS-THEORY OF OPERATION SECTION E-1

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

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ENGINE	ENGINE	FROM CURRENT
PROTECTION
LAMP	HOUR	SENSING P.C. BOARD
	METER

ENGINE	ENGINE	FROM CURRENT
FAILURE			TO
LAMP	HOUR	SENSING P.C. BOARD
	METER		ENGINE
			CONTROL/PROTECTION
			MODULE

						SELECTOR
						SWITCH
ENGINE	ENGINE	FROM CURRENT	IGNITION		IDLER	90 Min.	NEGATIVE
FAILURE				IDLER/ENGINE
LAMP	HOUR	SENSING P.C. BOARD	SWITCH		SWITCH
	METER
				PROTECTION		-	OUTPUT
				P.C. BOARD		Current	TERMINAL

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RPM

CONTROL

TEMP.

GAUGE

IDLER

SWITCH

ENGINE CONTROL UNIT (ECU)

OIL

GAUGE

						Max	Sensing
		IDLER	TO				P.C. Board
		SWITCH	BATTERY
	ZENITH		TEMP.	OIL
	THROTTLE	FUEL
			GAUGE	GAUGE
		INJECTORS
	BODY
					FUEL
RPM	CONTROLLER	FUEL
CONTROL		PUMP			PUMP
					FUEL
			TEMP.		SOLENOID
		THROTTLE
		PLATE	SENSOR
ENG. IGNITION		MOTOR	SWITCH	OIL
			STARTER	SENSOR	ENGINE
	OIL			SWITCH		SERIES	RESIDUAL
		WATER	MOTOR
CIRCUITRY	GAUGE	GAUGE			IDLER	COILS
					SOLENOID	_	MAGNETISM
WATER		OIL					SHUNT

TEMP.

SENSOR

SWITCH

OIL

ENGINE ENGINE

SPEED SPEED

SENSOR ACTUATOR

&		PRESSURE &	PERKINS DIESEL	FIELD
AIR TEMP.	MAP	WATER TEMP.	ENGINE	+
SENSOR	SENSOR	SENSOR
				GENERATOR

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	STARTER
	MOTOR
	START
	RELAY
ENGINE
IGNITION
SWITCH	ENGINE
	ALTERNATOR

SENSOR

SWITCHENGINE IGNITION SWITCH

KUBOTA	COUPLED TO
DIESEL	GENERATOR
ENGINE

GLOW PLUGS

		ENGINE	MECHANICAL		&	ARMATURE	DC
		ALTERNATOR	COUPLING	ARMATURE		SHAFT	EXCITER
					BRUSHES COMMUTATOR		ARMATURE
	G.M.		GLOW PLUGS					-
STARTER		COUPLED TO				+
MOTOR	GASOLINE
								15 AMP
	ENGINE	GENERATOR					SERIES
				SHUNT	INTERPOLE		FIELD	FUSE
				FIELD	COILS
ENGINE				COILS
ALTERNATOR
								RECEPTACLE
								120VDC
12 VOLT			12 VOLT
BATTERY			BATTERY
						GENERATOR
						FIELD CONTROL
								+	POSITIVE
									OUTPUT
									TERMINAL

PIPELINER® 200