# SDR CALA2013090290938

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2013
- Submitted: September 3, 2013
- Operation: Air carrier
- Aircraft: N596UA
- Make and model: Boeing 757222
- Aircraft serial: 28749
- Aircraft time: 58,473 hours, 16,273 cycles
- Engine: Pwa PW2037
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Condition: Dirty
- Location: Ac Bay
- Stage of operation: TO
- 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/CALA2013090290938

## Discrepancy

SMELL FROM PACKS ON TAKEOFF, DIRTY MUSTY SMELL.  TURNED OFF RT RECIRCULATOR TO TRY TO CLEAR.  REPLACED BOTH RECIRCULATOR FAN FILTERS IAW AMM.

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