Originally Posted by PJ2
... We'd been writing up airframe vibration for years. It was always dismissed as "gear doors", "flaps", "turbulence" etc. ...
... Why our maintenance people or flight ops people had so much trouble finding out what it was, was a mystery. ...
Did you ever give the maintenance more hints than speed and affected area?
Worn elevator bushings are not the only cause of vibration.
Our crews have a reporting sheet (out of the AMM) that we please them to fill out:
The hydraulic actuation to 0.5 degrees nose-up should be already done on A320Fam.
Ref.:
EASA AD 2007-0136
LTA 2002-514
CN 2002-514
SB A320-27-1114