As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE TRYING TO PUT NEW ARD ON ACFT, FOUND L1 DOOR ARMED WENT THRU L2 DOOR AND AFTER TRYING TO RESET L1 DOOR BOTTLE BLEW AND SLIDE FELL OUT OF RETAINER CASE. REMOVED AND REPLACED THE L1 DOOR EVACUATION SLIDE CONTAINER IAW MM 25-61-01-2. OK FOR SERVICE