As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 MAIN ENTRY DOOR CAME OFF TRACK WHILE OPENING DOOR. FOUND PULLEY AND CABLE RETAINING PIN DAMAGED. DRIVE CHAIN ASSY CAME OFF DRIVE. DRIVE CABLE FRAYED. R & R FWD DOOR DRIVE CABLE IAW MM 52-11-03-000-801. REMOVED CABLE SUPPORT FITING & DRILL NEW FITTING IAW SRM 52-40-02. . DOOR IS OPERATIONAL, CHECKED GOOD.