As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE PERFORMING SB 670SH-53-043 REV B WE FOUND TWO PILOT HOLES IN THE L/H FLOOR ASSY AT FS 838.5, LBL 18 THAT DO NOT ALIGN WITH THE EXISTING HOLES IN THE PRESSURE BOX. ENGINEERING REQUIRED. REPAIRED ALIGNMENT OF PILOT HOLES IAW MHI RJ REO 690-53-41-420 REV--8/13/2023.