What was found
DURING HEAVY CHECK WAS REPORTED THAT LT CENTER GUSSET PLATE AT FRAME 91 IS CORRODED. MAINTENANCE R & R GUSSET PLATE AT FRAME 91 IAW SRM 51-21-01, 51-41-02. PN 170-60409-003 GUSSET. ACFT REMAINS UNTIL HEAVY CHECK IS FINISHED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY CHECK WAS REPORTED THAT LT CENTER GUSSET PLATE AT FRAME 91 IS CORRODED. MAINTENANCE R & R GUSSET PLATE AT FRAME 91 IAW SRM 51-21-01, 51-41-02. PN 170-60409-003 GUSSET. ACFT REMAINS UNTIL HEAVY CHECK IS FINISHED.