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Chapter 10-2

Fuel

QuestionAnswer
20. How is the primary ejector pump powered? a) Motive flow from the respective engine driven fuel pump
21. With the engines running, through which pumps are the engines and APU fed? a) Primary ejector pumps
22. What is the purpose of the AC fuel pump? a) Back-up pump, supplying fuel to the engine in the event of ejector pump failure or during engine start, supply fuel to the APU when the engine is not running and crossfeed operations
23. When will the AC fuel pump turn on automatically if the AC pump selector knob is in AUTO? a) Crossfeed operations, Ejector pump failure, Engine start and APU operation if the # 2 ejector pump is not operating (Note: Source text reads "tum")
24. Which fuel tank is the APU's normal source? a) Right wing tank
25. How many ways are there to close the engine fuel SOV? a) 1
26. What closes the engine fuel shutoff valve? a) Pulling the associated fire extinguisher T-handle
27. Regarding fuel, what happens when the respective fire T-handle is pulled? a) Respective fuel SOV closes
28. Where is the DC fuel pump located? a) Right wing tank
29. When can the DC fuel pump be used? a) In flight and on the ground
30. Why do we have a DC pump? a) Provides pressurized fuel for normal APU operation and engine start when AC power or the AC fuel pump is not available
31. What is the purpose of the scavenge pumps ? a) Maintains fuel level in the collector tank
32. Which pump takes priority once an engine is started, if all pumps are available? a) Associated primary ejector pump
33. What is the fuel pump system logic for fuel feed to the engine during normal operations ? a) Primary ejector pump, AC pump, DC pump
34. What is the purpose of the collector tank? a) Keeps the fuel pumps submerged and ensures constant fuel flow to the primary ejector pump, AC fuel pump and DC fuel pump
35. Can fuel be transferred tank to tank or be dumped overboard ? a) No
36. How would you correct a fuel imbalance ? a) Position the crossfeed selector knob to the low side tank with LOW (1)(2) as required
37. How does the crossfeed work ? a) Opens the crossfeed valve and automatically turns on the opposite AC fuel pump
38. Will setting the AC PUMP (1)(2) selector knob to any position other than auto override the fuel crossfeed commands? a) Yes
Created by: lglippig
 

 



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