What was found
DURING HEAVY MAINTENANCE: FCCD SILL UNDER SCUFF PLATE FOUND (X5) PLACES OF CORROSION AROUND ATTACHMENT HOLES; REF TO AVIANOR WO 49144 NR 1023, FCCD SILL UNDERNEATH SCUFF PLATE TEMPORARY REPAIR CARRIED OUT I.A.W AC24-1249-01 AND I.A.W REO 500-53-21-099 REV E, DETAIL VISUAL INSECTION AT INTERVALS NOT TO EXCEED 2000 F/H AND THIS TEMPORARY REPAIR IS VALID FOR 10000 F/H FROM THE TIME OF INCORPORATION OF THIS REO.