Fearless Tower Touchdown! Greaser! Joined Jan 1, 2010 Messages 16,473 Location Norfolk, VA Display Name Display name: Fearless Tower Jul 6, 2018 #1 Been a bit curious about this…why do some airplanes have manifold pressure drains and others do not?
C Clip4 Final Approach Joined Jun 27, 2013 Messages 9,421 Location A Rubber Room Display Name Display name: Cli4ord Jul 8, 2018 #2 Manifold design. If the manifold suffers induced pressure fluctuations, the drain hole is required to dampen indications and prevent fuel from flowing to the gauge.
Manifold design. If the manifold suffers induced pressure fluctuations, the drain hole is required to dampen indications and prevent fuel from flowing to the gauge.