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ELECTRIC PROTECTIVE SYSTEM
SYSTEMS OPERATION
COMPONENT LOCATIONS ON ENGINE
AIR SHUTOFF SOLENOID
1. Air shutoff housing. 2. Air shutoff solenoid. 3.
WATER TEMPERATURE CONTACTOR SWITCH
After-cooler housing.
1. Regulator housing. 2. Contactor switch.
TACHOMETER SPEED SENSOR (TSS)
JUNCTION BOX CLOSED
1. Tachometer speed sensor. 2. Service meter. 3.
1. Junction box. 2. Fuel shutoff switch. 3. Circuit
Tachometer drive housing.
breakers. 4. Magnetic pickup. 5. Electric governor
actuator (EGA).
LEFT SIDE OF ENGINE
1. Enclosure group.
JUNCTION BOX OPENED
1. Terminal strips. 2. Electronic speed switch
(ESS). 3. Slave relays. 4. Time delay relays. 5. Oil
pressure switches. 6. Circuit breakers.
461
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