That moment I discovered AD's can have 400,000 pages of documentation

I was digging into an Airbus A320 job last month and stumbled on the fact that a single Aircraft Documentation set can hit 400,000 pages. Found it in a maintenance manual footnote while trying to track down a wiring diagram. It blew my mind because I always thought the 737's stuff was big, but this was another level. Has anyone else run into a stat like that that just made you stop and stare?

2 comments

2 Comments

oscarw8310d ago

Honestly that 400,000 page number stopped me cold too when I first saw it. I was flipping through an A320 maintenance manual trying to find a torque spec for a engine mount and just started noticing how thick each volume was. Ngl it makes you realize why mechanics spend years just learning where to look for stuff instead of memorizing it all.

barbara_baker5710d ago

Nah, I gotta push back a little on that. The whole point of those monster manuals isn't for you to memorize every single spec, it's for you to know where the info lives and how to use it. If you're flipping through page after page, you're either not using the index right or you're not using the electronic search feature, which is way faster. Mechanics don't waste years learning to look for stuff, they waste years learning the airframe and the common gotchas that the manual won't spell out for you. The page count is just a sign of how deep the bookkeeping goes, not how hard the job is.