As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GNDED. DOOR 1L WILL NOT ARM. HANDLE SPRINGS BACK OUT OF ARMED POSITION. DETERMINED THAT THE GIRT BAR AREA WAS DIRTY & THE SLIDE SHROUD TIE DOWN STRAP WAS NOT SECURED. CORRECTED THESE ITEMS BY CLEANING & LUBRICATING THE GIRT BAR & SECURING THE SHROUD TIE DOWN STRAP. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.