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Centinel System – Repair Manual – 200-001   Flow Diagram, Fuel System

Flow Diagram

 TOC

Automotive with CM570

SMALL | MEDIUM | LARGE
With Lift Pump

  1. Fuel supply from tank
  2. Fuel lift pump
  3. Fuel pump
  4. Pressure fuel filter
  5. Fuel shutoff valve
  6. Fueling actuator
  7. Timing actuator
  8. Fueling supply to injector
  9. Timing fuel supply to injector
  10. Injector
  11. Fuel drain to tank.

SMALL | MEDIUM | LARGE
Without Lift Pump

  1. Fuel supply from tank
  2. Fuel filter
  3. Gear pump
  4. Fuel shutoff valve
  5. Rail metering actuator
  6. Timing actuator
  7. Rail metering supply to injector
  8. Timing fuel supply to injector
  9. Injector
  10. Fuel drain to tank.

Automotive with CM870

SMALL | MEDIUM | LARGE
With Lift Pump and ECM Cooling Plate

  1. Fuel supply from tank
  2. Fuel lift pump
  3. Compuchek™ fitting (fuel inlet restriction)
  4. Fuel pump
  5. Pressure fuel filter
  6. Fuel shutoff valve
  7. 250-psi regulator
  8. Rail fuel pressure sensor
  9. Engine fuel temperature sensor
  10. Compuchek™ fitting (rail fuel pressure)
  11. Hot start and stall orifice
  12. Fuel inlet to ECM cooling plate
  13. ECM cooling plate
  14. Fuel from ECM ccoling plate to fuel pump
  15. Fuel drain to tank.

Automotive With CM871

SMALL | MEDIUM | LARGE
ISX With Lift Pump and Aftertreatment

  1. Fuel supply from tank
  2. Fuel lift pump
  3. Compuchek™ fitting (fuel inlet restriction)
  4. Fuel pump
  5. Pressure fuel filter
  6. Fuel shutoff valve
  7. 250-psi regulator
  8. Rail fuel pressure sensor
  9. Engine fuel temperature sensor
  10. Compuchek™ fitting (rail fuel pressure)
  11. Hot start and stall orifice
  12. Fuel flow to ECM cooler
  13. ECM cooler
  14. Fuel flow to fuel pump
  15. Fuel flow to aftertreatment fuel shutoff valve
  16. Aftertreatment fuel shutoff valve
  17. Fuel pressure sensor
  18. Fuel drain line
  19. Fuel return to fuel tank
  20. Fuel flow to aftertreatment injector
  21. Aftertreatment injector.

Industrial CM570 and Power Generation without CM570

SMALL | MEDIUM | LARGE
QSX15 With Lift Pump

  1. Fuel supply from tank
  2. Fuel lift pump
  3. Fuel pump
  4. Pressure fuel filter
  5. Fuel shutoff valve
  6. Fueling actuator
  7. Timing actuator
  8. Fueling supply to injector
  9. Timing fuel supply to injector
  10. Injector
  11. Fuel drain to tank.

SMALL | MEDIUM | LARGE
QSX15 Without Lift Pump

  1. Fuel supply from tank
  2. Fuel filter
  3. Gear pump
  4. Fuel shutoff valve
  5. Rail metering actuator
  6. Timing actuator
  7. Rail metering supply to injector
  8. Timing fuel supply to injector
  9. Injector
  10. Fuel drain to tank.
Last Modified:  07-Feb-2008
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