What was found
DURING M-CHECK FOUND MAIN CABIN FLOOR PANEL 77 HAS 1EA HAT CHANNEL CRACKED AT END APPROX .5 INCH. ORDERED REPLACEMENT PANEL 77 P/N 09-5300-3-2456 LOCATED DRILLED DEBURRED HOLES IN PANEL 77 IAW DC9 SRM 51-10-4.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING M-CHECK FOUND MAIN CABIN FLOOR PANEL 77 HAS 1EA HAT CHANNEL CRACKED AT END APPROX .5 INCH. ORDERED REPLACEMENT PANEL 77 P/N 09-5300-3-2456 LOCATED DRILLED DEBURRED HOLES IN PANEL 77 IAW DC9 SRM 51-10-4.