As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LGA - MAINTENANCE REPORTED THE CIDS PANEL INDICATES MID LEFT ENTRY DOOR ASSIST BOTTLE PRESSURE LOW. LGA MAINTENANCE SERVICED THE MID LEFT DOOR ASSIST BOTTLE PER MM. LEAK CHECK GOOD. ALSO, ACTION FROM A MAINTENANCE TECH SERVICE ITEM REVEALED A PUNCTURED BLOW OUT DISC. PIT MAINTENANCE REPLACED DISC AND O-RINGS. SERVICED BOTTLE AND LEAK CHECKED GOOD.