Were a Pitch change rod to break, the head would immediately be VERY out of
track. So you would have noticed a very bad one per rev vertical vibration.

yes, i think so too, there was no bad vibrations

Gradual loss of power in a Turbomeca Astazou engine? - Broken spring in
governor bypass. The RPM drops with power but recovers when power is
reduced.

this seems like the cause, hell, should've let her settle slowly down,
but hay, she was going down fast, and left hand just wouldn't stand
still.anyway, that's her



and me, the same night, doctor told me to rest, but, hay, i needed to
celebrate




anyone some other ideas?

thanks, and be safe

darko