Originally Posted by
SFOSpiff
Out of curiosity, how long will an aircraft be out of service for this installation? There's already a lot of unpredictable shuffles due to 777 upgrades and repainting.
http://www.boeing.com/commercial/aer...icle_02_1.html
Drooped aileron is software only - 3 hours.
Vortex generators - overnight.
Ram air - several days, so should be done with heavy maintenance.
Can be ordered and done all separately, with 60% of the benefits achieved with just the first two. Amazing that UA hasn't even done those two already.