What was found
AD 2019-20-10: R1 DOOR FRAME 16 STOP FITTING #7 UPPER AND LOWER INBOARD HOLES ARE CRACKED IN THE INTERCOSTAL FITTING. "REPAIR BE FORE NEXT FLIGHT". CONTACT ENGINEERING FOR APPROVED REPAIR INSTR UCTIONS. PER HAECO LCQ N/R 9296304/32304 GENERATED BY V061633. REPAIRED R1 DOOR FRAME 16 STOP FITTING #7 UPPER AND LOWER IB HOL ES IN TH INTER COSTAL FITTING BY REMOVING AND REPLACING IAW UAL ECTA 5311-02555 PER REPAIR DRAWING R53113118 ISSUE F TABLE 2 REP AIR COSE AO SRM 51-72-11-911-001 DWG D53112300 D53114097 HAECO L CQ REF 9296304/32304 BY MECH V061609