What was found
CORROSION ON SERVICE DOOR LOWER SILL ANGLE P/N 601R38303-253 AND 601R38303-239 AT FS 319.0 TO FS349.0 AND RBL 43. ************AIRCRAFT REMOVED FROM SERVICE***************** REMOVED AND REPLACED SERVICE DOOR LOWER SILL ANGLE P/N 601R38303-253 AND 601R38303-239 AT FS 319.0 TO FS349.0 AND RBL 43. RESTORED SURFACE PROTECTIVE FINISH. ALL WORK WITHIN LIMITS PERFORMED IAW CRJ200 SRM 51-42-13 REV 39 AND SRM 51-12-21 REV 39. WORK PERFORMED UNDER AERSALE WORK ORDER 003768, CARD NO. 20138, TT: 38857:13 TC: 37733.