As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R1 DOOR EMERGENCY HANDLE BACKLOCK DOES NOT HOLD HANDLE ONCE HANDLE IS MOVED TO EMERGENCY POSITION. FOUND OVERRIDE LEVER BINDING WITH BACKLOCK. REPLACED BUSHING, SEAL AND LEVER IAW MD10-10 MM 52-11-14-2 AXIAL PLAY CK GOOD. PERFORMED PNEUMATIC TEST TO CK BACK LOCK, OPS CK GOOD IAW MD10-10-MM 52-10-01-2.