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