As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON PRE-FLIGHT INSPECTION, THE LT ELEVATOR WAS MOVED AND A RATTLING NOISE WAS HEARD.FURTHER INSPECTION REVEALED THE INBOARD BALANCE WEIGHT, OUTBOARD BALANCE WEIGHT SUPPORT WAS LOOSE. THE THREE ATTACHING BOLTS PN AN174-6 WERE FOUND BACKEDOUT APPROX. 1/8 INCH. THE ELEVATOR SKIN HAD TO BE DE-RIVETED TO ACCESS THESE BOLTS.