As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HAS AN ELONGATED HOLE ON THE RT SIDE OF THE TRANSMISSION DECK THAT IS UTILIZED IN THE AFT AC EVAPORATOR PN EC130-6204-2 INSTALLATION DWG EC130-622 AS THE MOST INBOARD AFT HOLE UTILIZING AN AN3-4A BOLT. AT THE HOLES WIDEST POINT IT MEASURES AT .35 BY .26. THE HOLE IS LOCATED APPROXIMATELY STA 3382, WL 1831, AND BL 515R.