What was found
EXTERNAL FUSELAGE SKIN HAS CHAFE APPROX. BETWEEN FS977.00-FS985.00 AT STGR 27 & GOUGE APPROX. AT FS981.00 LH 1.4" FROM STGR 27. (C-CHECK RO 4/21/2021) EXTERNAL FUSELAGE SKIN CHAFE AND GOUGE BETWEEN FS977-FS985 AT STRG 27 FOUND TO BE OUT OF LIMITS. PERFORMED REPAIR TO FUSELAGE SKIN AT FS977-FS985 AT STRG 27 REF ALL STEPS OF REO 670-53-00-290 REV-F DATED 2019/04/26. COMPLIED WITH TASK CARD 51-900-1002-SKY. PRESSURE CHECK GOOD. SEE CONTINUE CARD FOR DETAILS.