What was found
COMPLY WITH SB 670BA-53-040 FOR CRACK IN PAX DOOR LINTEL STRINGER 3 AT FS 280. C-CHECK RO 10/17/2020. COMPLIED WITH SB FOR CRACK IN PAX DOOR LINTEL STRINGER 3 AT FS 280. SERVICE BULLETIN, FUSELAGE-CENTER FUSELAGE, PRIMARY STRUCTURE FS 280.00-INSPECTION AND REINFORCEMENT OF LINTEL STRINGER 3 OF THE MAIN PASSENGER DOOR. SERVICE BULLETIN, FUSELAGE-CENTER FUSELAGE, PRIMARY STRUCTURE FS 280.00 TO FS 295.00-INSPECTION OF LINTEL STRINGER 3 OF THE MAIN PASSENGER DOOR, PART A, INCORPORATED. SERVICE BULLETIN, FUSELAGE-CENTER FUSELAGE, PRIMARY STRUCTURE FS 280.00 TO FS 295.00-INSPECTION AND REINFORCEMENT OF LINTEL STRINGER 3 OF THE MAIN PASSENGER DOOR, PART B, INCORPORATED.