As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DAMAGE WAS DISCOVERED TO THE CABIN FLOOR UPPER SKIN PANEL IN THE FORM OF MULTIPLE DENTS. THE DENTS WERE FILLED WITH AN EA9309.3NA RESIN/MICRO BALLOON MIXTURE AND .025” 2024-T3 REPAIR DOUBLERS WERE FABRICATED AND INSTALLED OVER TOP OF THE REPAIR AREA. A DETAILED DESCRIPTION OF THE APPROVED REPAIR PROCEDURE IS PROVIDED IN AIRBUS HELICOPTERS REPAIR INSTRUCTION FOR EC135 FLOOR PANELS B531M0501E02 ISSUE C DATED 29.07.2019. FOR ADDITIONAL INFORMATION, REFERENCE AIR METHODS (UNITED ROTORCRAFT) WORK ORDER MG750.