# SDR AALA202601219839

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 17, 2026
- Submitted: January 21, 2026
- Operation: Air carrier
- Aircraft: [N9017P](https://openairdocs.org/aircraft/N9017P), registered now
- Make and model: Airbus A319-115
- Registry model: [Airbus A319-115](https://openairdocs.org/model/airbus-a319-115) (OpenAirDocs)
- Aircraft serial: 6085
- Aircraft time: 31,867 hours, 15,218 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Boot
- Condition: Damaged
- Location: A/C Plenum
- Stage of operation: CL
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202601219839

## Discrepancy

AIRCRAFT WAS GROUNDED,  AIRCRAFT REPEAT EVENT.  LOUD THUMP HEARD FROM NOSE GEAR COMPARTMENT RIGHT AFTER TAKEOFF AND ANOTHER LARGE THUMP AND SOUND ABOUT A MINUTE LATER.  THEN WHEN WE LOWERED  GEAR, THE LGCIU 2 FAILED. DECESION MADE TO RETURN TO DFW AIRCRAFT LANDED WIHTOUT INCIDENT. DURING INSPECTION OF AIRCRAFT FOR THUMPING NOISE, FOUND LEFT HAND PACK LNLET PLENUM BOOT DAMAGED. MAINTENANCE REPLACED RAM AIR EXHAUST BOOT IAW AMM 21-61-52.

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