What was found
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION (C57-581-03.00E-01) LT WING LOWER SPAR CHORD IS CORRODED AT WS 180 TO 184 IN HEEL OF CHORD. REMOVED CORROSION, FOUND TO BE BEYOND LIMITS, REPAIRED PER UPS E.O. B727-5710-7411-A.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN FOR C-CHECK, MAINTENANCE FOUND CORROSION (C57-581-03.00E-01) LT WING LOWER SPAR CHORD IS CORRODED AT WS 180 TO 184 IN HEEL OF CHORD. REMOVED CORROSION, FOUND TO BE BEYOND LIMITS, REPAIRED PER UPS E.O. B727-5710-7411-A.