As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FLIGHT DECK DOOR DIFFICULT TO OPEN IN FLIGHT USING MECHANICAL D-RING HANDLE. FLIGHT CREW HAD TO USE THE TOGGLE SWITCH ON THE FLIGHT DECK DOOR HANDLE LOCATED ON CENTER PEDESTAL TO ASSIST OPENING THE DOOR. **SUPPLEMENTAL REPORT WILL BE SUBMITTED** (OPEN)