Originally Posted by
Distant Voice
Yes, you are right. However, having been told by specialist that fuel couplings must be aligned to within 1 degree in order to avoid seal distortion and leakage, I am interested to know how this is being achieved. Failure to comply will simply mean that seals being replaced on the latest modification program could suffer damage.
DV
Back in the early Eighties the Lightnings suffered with leaks form the couplings in hot areas. The solution was to X-ray all couplings post assembly to check for alignment.
I wouldn't know if this is standard practice on Nimrod but it would certainly be a solution.