As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ARRIVAL AT GATE, FLIGHT ATTENDANTS VERIFIED ALL DOORS DISARMED & PILOTS VERIFIED FOUR DISARMED. UPON COMPLETION OF CHECKLIST, CLEANERS OPENED 2L DOOR & SLIDE DEPLOYED BUT DID NOT INFLATE. R & R 2L DOOR ESCAPE SLIDE & RAFT IAW JOB CARD 26L00025011. REPLACED DIAPHRAGM IN PERCUSSION MECHANISM OF DOOR DAMPER & EMERGENCY OPERATION CYLINDER OF PAX DOOR IAW TASK 52-10-00-610-001-A.