As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R1 DOOR IS EXTREMELY HARD TO ARM AND DISARM. FERRIED TO IND. TROUBLESHOT AND FOUND GIRT BAR DISCONNECTED FROM AFT FRAME BELL CRANK ASSY CLIP. INSTALLED GIRT BAR INTO FRAME BELL CRANK ASSY CLIP OPERATION OF THE R1 DOOR ARM/DISARM GOOD REF AMM 25-65-01.