# SDR YENA2022051800497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 15, 2022
- Submitted: May 18, 2022
- Operation: Air carrier
- Aircraft: [N637JB](https://openairdocs.org/aircraft/N637JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 02781
- Aircraft time: 62,116 hours, 21,641 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Filter
- Part number: 44018003
- Part serial: 6093
- Condition: Failed
- Location: 101hm
- Part time: 48,426 hours, 16,585 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA2022051800497

## Discrepancy

FLT#494, DEN-BOS. 'OIL / DIRTY SOCK SMELL FROM TAKEOFF UNTIL TOP OF CLIMB. SMELL RETURNED DURING DESCENT THROUGHOUT 12,000 AND CONTINUED UNTIL TOUCHDOWN; PER L/P 3291728 ITEM 1 (REMOVED AND REPLACED  APU COOLING FAN ASSY IAW AMM 49-52-51) AND ITEM 2 (PERFORMED PACK BURN PER INFO NOTICE 2017-T015F. RUN PACKS, CHECK OK) AND L/P 3291729 ITEM 1 (REMOVED AND REPLACED LH OZONE FILTER IAW AMM 21-51-41. NO LEAKS NOTED) AND ITEM 2 (REMOVED AND REPLACED RH OZONE FILTER IAW AMM 21-51-41. NO LEAKS NOTED) AND 3291730 ITEM 1 (REMOVED AND REPLACED RECIRC FILTERS IAW AMM 21-21-41. NO LEAKS NOTED). RUN APU AND PACKS CHECK OK.

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