What was found
SCRIBE MARKS ON LH FORWARD FUSELAGE SKIN FS409.00 + 64 TO FS409.00 + 128 AND S17L TO S27L ALONG SEALANT LINE OF WING TO BODY FAIRING 191BB. ***AIRCRAFT REMOVED FROM SERVICE*** BLENDED SCRIBE MARKS ON LH FORWARD FUSELAGE SKIN FS409.00 + 64 TO FS409.00 + 128 AND S17L TO S27L ALONG SEALANT LINE OF WING TO BODY FAIRING 191BB. P/N 601R38323. PERFORMED HFEC WITH NO INDICATIONS. RESTORED PROTECTIVE FINISH. ALL WORK WITHIN LIMITS WAS PERFORMED IAW ASAP EA # AWAC-CRJ253-01668 REV IR DATED 8/21/2021.