Gene Kearns wrote:

W&B issues and possibly IFR issues aside, this might have been,
arguably, preventive maintenance that you could have accomplished,
yourself. FAR Part 43, Appendix A(31)...

Yeah, I wish. We called FSDO and asked. He said a 337 was necessary.
He even faxed over a copy of what he wanted to see. So we swapped out
the info on the 337 with my info and sent it right back.