As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: L1 DOOR HARD TO CLOSE. MAINTENANCE FOUND ROLLER ASSEMBLY ON THE LEFT HAND AND RIGHT HAND SIDES OF THE L1 DOOR STICKING AND LUBRICATED THEM PER AMM 12-22-52. A SATISFACTORY OPERATIONAL CHECK WAS ACCCOMPLISHED.