# SDR AALA2019121869043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 16, 2019
- Submitted: December 18, 2019
- Operation: Air carrier
- Aircraft: [N975UY](https://openairdocs.org/aircraft/N975UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4935
- Aircraft time: 28,807 hours, 10,776 cycles
- Engine: Iae V2533A5
- Engine time: 16,843 hours, 6,571 cycles
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Cooling Fan
- Part number: 361614011
- Part serial: P1669C
- Condition: Leaking
- Location: Oil
- Part time: 16,829 hours, 6,566 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019121869043

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS ON TAKE OFF TOGA POWER SMELLED FOR 1-2 MIN DISPATCHED FOR 5 HR FLT. SMELLED AGAIN ON DECENT, 1500 FEET= COULD SMELL COCKPIT AND CABIN AGAIN, DISPATCHED AGAIN. MAINTENANCE FOUND OIL COOLER FAN LEAKING. REMOVED & REPLACED APU COOLING FAN. OPS CHECK GOOD IAW AMM 49-52-51-400.

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