As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CHK - PHX - EMERGENCY EQUIPMENT/EMERGENCY EGRESS SYSTEM. WHILE PERFORMING TASK CARD F1C25305 EVACUATION DOOR SLIDE DEPLOYMENT, R1 DOOR ASSIST BOTTLE DID NOT OPERATE. FOUND TO BE IMPROPERLY ARMED. REMOVED AND REPLACED SHEAR PIN AND BURST DISC (DIAPHRAGM). SERVICED DOOR ASSIST BOTTLE TO 1600 PSI PER ASK CARD R1C25305. OPERATIONAL CHECK WAS GOOD.