Quote:
Originally Posted by BillL
The volume of fuel beyond the distribution unit is open to the intake manifold though the injector. It will boil and discharge via the injectors. Not sure what pressure resistance the spider adds, but it also may spill some of its fuel due to expansion.
Refilling this volume is what the 1 sec (or less) boost pump on-time is for.
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Bill
Thanks for the idea. I added this to my routine, as it was so logical.
Throttle for 1000 RPM (~1/4"). Mixture rich. Boost pump for 1 second or so (you can actually hear the back pressure build as the fluid has filled the lines). Mixture ICO. Crank. Mixture rich once it catches. Works perfectly.
Larry
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N64LR - RV-6A / IO-320, Flying as of 8/2015
N11LR - RV-10, Flying as of 12/2019
Last edited by lr172 : 08-05-2017 at 11:16 AM.
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