Originally Posted by
barit1
Now THAT raises an interesting question (or three):
1) Is this an FAA certified aircraft? Under what interpretation of the rules is this proper instrumentation for a critical engine parameter?
It most certainly is. It's a FAR 25 transport category aircraft. We do have ITT gauges, maybe the Feds felt that was enough.
Originally Posted by barit1
2) On what basis is the engine maintained? Hard time or cycles? On-condition?
Is trend monitoring part of an FDR of some sort?
On this one I'm not sure, I'll have to ask. I do know we have trend monitoring and that GE considers us one of their highest time-on-pylon operators.
Originally Posted by barit1
3) How many aircraft use this kind of Go/No Go instrumentation for EGT/TPT?
I imagine quite a few, this is not a rare aircraft.