As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR 3R WILL NOT ARM. SPLIT UPPER AND LOWER CABLES FOUND PROBLEM IN UPPER CABLE. DISASSEMBLING DOOR LINER FOR ACCESS TO UPPER CABLE. LUBED AREAS OF DOOR ARMING MECHANISM. ARMING MECHANISM NOW ARMS FREELY. OPS CHECK OF DOOR ARMING AND DISARMING IS GOOD.