What was found
DURING HEAVY CHECK WAS REPORTED THAT RT Y=10.748 UPPER SHEET FRAME 85-86 IS CORRODED. MAINTENANCE R & R RT Y=10.748 UPPER SHEET FRAME 85-86 IAW SRM 175/170, 51-40-02, 51-41-01, 51-43-01, PN 170-86101-001 UPPER SHEET.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK WAS REPORTED THAT RT Y=10.748 UPPER SHEET FRAME 85-86 IS CORRODED. MAINTENANCE R & R RT Y=10.748 UPPER SHEET FRAME 85-86 IAW SRM 175/170, 51-40-02, 51-41-01, 51-43-01, PN 170-86101-001 UPPER SHEET.