As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: WHILE PERFORMING PLANNED MAINTENANCE ON AIRCRAFT A SLIDE DEPLOYMENT OCCURRED ON THE L3 DOOR. EMPLOYEES WERE FOLLOWING AMM 25-62-47-000-001A STEP 3.(8). WHEN SLIDE BOTTLE PIN WAS BEING INSTALLED, THE SLIDE DEVELOPED A SLOW LEAK, DEPLOYING THE SLIDE. ** ORIGINAL REPORT WAS AALA202110159085** REPLACED L3 DOOR SLIDE PER TASK CARD 26L00025012 AND SLIDE INFLATION RESERVOIR PER AMM 25-62-49 (AALA202110204833).