As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: THE FLIGHT CREW REPORTED THAT DURING CRUISE AT FL 270 THE FLIGHT DECK DOOR HANDLE MUST BETURNED CLOCKWISE AND COUNTER CLOCKWISE REPEATEDLY TO FULLY RETRACT ALL LATCH PINS AND BE ABLE TO OPEN DOOR FROM THE FLIGHT DECK. MAINTENANCE LUBRICATED FLIGHT DECK DOOR STRIKER AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-51-00.