At 10:53 PM 1/7/2007, you wrote: >the wing >tank vents will be plumbed to enter the header tank at about the full level. >Only the header tank will be vented to atmosphere. That way any overflow >will be sucked down the wing tank breather to return to the wing tanks. >I am considdering running the transfer pump constantly in this configuration ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Test to insure that the return to the wing tanks flow is equal to that being pumped to the header tank or the difference will be pumped out the header tank vent. You will be pressure pumping one direction and gravity feed back from basically an open tank (it is vented). Larry Flesner
