As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACFT WAS IN FOR HEAVY CHECK, FOUND CORROSION ON FRAME CLIP AT FRAME 85 BETWEEN STR 27R AND 28R. MAINTENANCE R & R OUT OF LIMITS CLIP, PN 170-66065-001 AT FRAME 85 BETWEEN STR 27R AND 28R IAW SRM 51-41-02. PROJECT NR 639RW-628 ITEM 3581 FOR WORK PERFORMED. ACFT REMAINS FOR COMPLETION.