SCHEMATIC NO. 13 (START-UP OVERRIDE)

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HYDRAULIC CIRCUITS (LATER)

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TM-5-2815-232-14 Engine Diesel Caterpillar Model 3508 Manual

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LOW SPEED RANGE (LOW ENGINE OIL PRESSURE FAULT)

HYDRAMECHANICAL PROTECTIVE SYSTEM

SYSTEMS OPERATION

SCHEMATIC NO. 13 (START-UP OVERRIDE)

1. Selector valve. 2. Low speed oil protection valve. 3. Start-up override valve. 4. Diverter valve orifice. 7.

Diverter valve. 8. Fuel shutoff actuator. 10. High speed oil protection valve. 15. Fuel shutoff sequence valve.

17. Oil pump. 19. Remote normal shutoff valve.

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