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This is a normal post Also, the cowl of an engine is one of the harshest environments imaginable.
Outside, the air is at -50°C, travelling at Mach 0.85 (about 450 MPH). Inside you're next to an engine with a core spinning at 18,000RPM experiencing temperatures approaching 1000°C so there's a *lot* of radiant heat and high-frequency vibration. Now factor in low-frequency vibration from air turbulence, which is sufficient to move the tip of the wing by several feet relative to the fuselage.

Into this environment you're going to place a sensor capable of detecting whether a cowl door is displaced by several millimetres. The number of false alarms it will generate will exceed the number of genuine ones by several orders of magnitude.

Far better to have a maintenance procedure that removes the problem in the first place, and an inspection procedure to confirm, than to attempt to detect it remotely.
(, Sat 8 Aug 2015, 12:39, Reply)
This is a normal post You're just shying away from a technical challenge
bollocks to that attitude
(, Sat 8 Aug 2015, 18:39, Reply)
This is a normal post An internet stranger is telling me how to do my job.

(, Sat 8 Aug 2015, 19:18, Reply)
This is a normal post The sensor just needs to be on the lock itself.
As recommended by the report.
(, Sat 8 Aug 2015, 21:12, Reply)