| 1. | What is used in other countries then instead of the header tank?
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| 2. | The wing tanks feed a header tank through automotive electric fuel pumps.
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| 3. | The coolant header tank was in the forward nacelle, behind the propeller.
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| 4. | The condensate was scavenged by electrically-driven centrifugal pumps and fed to the header tanks.
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| 5. | The header tank feeds the engine by gravity.
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| 6. | Fuel is gravity fed from the main tanks to a header tank to supply the engine.
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| 7. | By working the two containers alternately, the delivery rate to the header tank could be increased.
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| 8. | Water pressure needed to be above 7 psi, and the header tank at least above the highest sprinkler.
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| 9. | Thurstonfield Lough was used as the header tank for the water courses which run toward the Solway Firth.
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| 10. | The water is pumped from the harbour into a header tank and then fed by gravity to the pumps.
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