What was found
LEFT UPPER DECK DOOR EMERGENCY ESCAPE SLIDE WILL NOT ARM - REMOVED DEBRIS AND LUBRICATED ARMING MECHANISM. OPERATIONAL CHECK SATISFACTORY IN ACCORDANCE WITH B747-400 AIRCRAFT MAINTENANCE MANUAL 53-23-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT UPPER DECK DOOR EMERGENCY ESCAPE SLIDE WILL NOT ARM - REMOVED DEBRIS AND LUBRICATED ARMING MECHANISM. OPERATIONAL CHECK SATISFACTORY IN ACCORDANCE WITH B747-400 AIRCRAFT MAINTENANCE MANUAL 53-23-00.