As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT ENTRY DOOR L2 TOP FITTING AND ITS SURROUND STOP FITTING HAVE EVIDENCE OF CHAFING/WEAR. GROUNDED - YES. AFT ENTRY DOOR TOP FITTING FOUND T BE OUT OF LIMITS IAW 737 900 ER SRM 52 10 90 1A 1 REPLACED DOOR FITTING WITH NEW FITTING IAW 737 900 ER SRM 51 40 02 0G 07 UPON FURTHER EVALUATION DOOR SURROUND FITTING FOUND TO BE THRU PAINT ONLY RESTORED SURROUND FITTING FINISH IAW 737 900ER AMM 51 21 99 300 802.