As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AFT LT SLIDE FAILED TO INFLATE IN THE MINIMUM TIME REQUIRED DURING OPERATIONAL CHECK, AND DID NOT HOLD PRESSURE AFTERWARDS. ALSO, THE EMERGENCY EQUIPMENT LANYARD VELCRO WAS FOUND WEAK. MAINTENANCE INSPECTED THE SLIDE AND FOUND THE FLAPPER ASPIRATOR VALVE LEAKING. OPERATED SLIDE WAS REPLACED. SHOP FINDINGS: (OPEN)