Digital Fuel Quantity: More Than a Display

Don't shortchange a new engine display system by ignoring the fuel quantity sensors. Overhauling may work, but replacement might be the only fix.

That's what you'll likely find when your aircraft is in for an engine display upgrade and your avionics shop suggests-as they should-to overhaul or repair the fuel quantity senders. Aside from having to drain the fuel tanks, this creates extra work for the installer because chances are they'll have to send the sensors off for overhaul. We've found that for some shops, dealing with old OEM sensors is uncharted territory. The task has to begin with good documentation, and that includes having the aircraft maintenance manual.
To continue reading this article you must be a paid subscriber

Subscribe to Aviation Consumer Magazine

Aviation Consumer is the independent online source for impartial and uncompromising evaluations of aircraft, avionics, accessories, equipment and more.