As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE SCHEDULED MAINTENANCE THE EMERGENCY EXT DOOR 6C DID NOT OPEN PROPERLY. MAINTENANCE LUBED THE LATCH MECHANICAL SHAFT, RE-INSTALLED THE DOOR I.A.W. BMM 52-20-00 STEPS A-C FOR REMOVAL AND INSTALLATION AND I.A.W. 52-20-01 STEP D FOR LUBING. NO RIGGING WAS REQUIRED. OPERATIONAL CHECK OF THE DOOR WAS GOOD.