Actually traceability of parts for maintenance has nothing to do with unions and national security. It has everything to do with failure analysis.
If a part fails it's entire path from manufacturer to maintanance and repair shops can be traced so if a part starts experiencing failures at Sn 12345 maintenance shops worldwide can be alerted It's why a plane with no maintenance log is essentially worthless as every track able part needs to be dismounted and inspected and a new 'yellow tag' issued or compenent scrapped if no serial found Sent from my iPhone > On Mar 22, 2014, at 9:37 AM, Magnus Danielson <[email protected]> > wrote: > >> On 22/03/14 09:01, Poul-Henning Kamp wrote: >> In message <[email protected]>, Joe Leikhim writes: >> >>> In retrospect it is kind of crazy that fleet owners will put >>> tracking devices on $100K semi trucks and cranes yet $100 million >>> aircraft have to rely upon 60 year old technology (Transponders) >>> and ACARS to keep track of them. >> >> Pilots Unions and "national security" has a lot to do with that. > > It's a mess. > >>> Can you imagine how much an aircraft like that is worth in spare parts >>> alone? >> >> It is worth more as scrap metal. >> >> There is no market for untraced spare parts for large passenger jets. > > I was about to make the same comment. The paperwork on such commercial > airplanes is quite different from cars. Besides, the serial numbers would be > completely traceable, removing them it turns the part into a worthless crap, > so only some of them might be useful for a prop but that's about it. > > Cheers, > Magnus > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
