Originally Posted by
604guy
A few questions:
1) does this "vibration" disappear once the prop is moved out of feather
2) were the props balanced once they were reinstalled
3) what is the prop rpm while in feather and the engine operating at ground idle
4) what airframe installation are we talking about
With regards to the spinner not rotating in linear motion...there is a maintenance procedure to properly position the spinner that normally rectifies that.
And could be the source of the vibration.