# SDR F3LA2023081700130

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2023
- Submitted: August 17, 2023
- Operation: Air carrier
- Aircraft: [N301FR](https://openairdocs.org/aircraft/N301FR), registered now
- Make and model: Airbus A320-251N
- Registry model: [Airbus A320-251N](https://openairdocs.org/model/airbus-a320-251n) (OpenAirDocs)
- Aircraft serial: 07141
- Aircraft time: 21,700 hours, 9,232 cycles
- System (JASC): [2100 · Air Conditioning System](https://openairdocs.org/jasc/2100)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/F3LA2023081700130

## Discrepancy

DURING TOP OF DECENT TO JECTR MODERATE INTENSITY - IN COCKPIT & FWD GALLEY AREA. -COCKPIT EYE VENTS.  TROUBLESHOT OIL SMELL IN THE FWD GALLEY AREA PER TSM 71-00-00-810-802-A. TSM 05-50-00-810-085-085-A IS THE NEXT STEP TO CONFIRM THE CAUSE FOR CABIN ODOR AND FUME. CONTINUED TROUBLESHOOTING IS REQUIRED.  REFERENCE LP 375061 ITEM 2 PERFORMED TSM 71-00-00-810-892A STEP 4 A 1, FOUND NO LEAKS ON BOTH ENGINES. BOTH ENGINES HAVE OIL SMELL #2 ENGINE HAS STRONGER SMELL.  LP375062 ITEM 2 PERFORMED BORE SCOPE INSPECTION OF #2  ENGINE HIGH PRESSURE COMPRESSION DUE TO FUME EVENT.  NO DEFECTS NOTED.  LP 375065 ITEM 2 REMOVED AND REPLACED BOTH RECIRCULATION FILTERS FIN: 4012HM AND 4013HM  REF AMM 21-21-41-400-001-A A/C OK FOR CONT. SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.