What was found
SERVICE DOOR LOWER SURROUND SILL HAS CORROSION. START WITH REMOVING OF CORRODED ANGLE. REMOVED SERVICE DOOR LOWER THRESHOLD ANGLE RBL 42, FS 349 TO FS 319.70 BY REMOVING HI-LITES, SOLID RIVETS, CHERRY BULB RIVETS AND BLIND NUTS ALL IAW SRM 51-42-21, 51-42-06, 51-42-10 AND 51-42-34. CORRODED THRESHOLD ANGLE FOUND TO BE BEYOND REPAIRABLE LIMITS IAW SRM 53-00-00, FIG 102 SHEET 2, REQUIRING REPLACEMENT. NEW THRESHOLD ANGLE PN 601R38303-253 ISSUED. REQ'S LOCATED, DRILLED UP AND INSTALLED. INSTALLED SERVICEABLE ANGLE PN 601R38303-253 IAW SRM 51-42-13, SRM 51-42-06 AND SRM 51-42-21. PAINT IAW SRM 51-25-01. SEALED ANGLE IAW CRJ SRM 51-23-00. INSTALLED RIV NUTS IAW SRM 51-42-36 AND MFG INSTRUCTIONS.