# SDR DALA2017021301224

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 10, 2017
- Submitted: February 14, 2017
- Operation: Air carrier
- Aircraft: [N549US](https://openairdocs.org/aircraft/N549US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26496
- Aircraft time: 63,334 hours, 24,054 cycles
- System (JASC): [2121 · Air Distribution Fan](https://openairdocs.org/jasc/2121)
- Part: Fan
- Condition: Malfunctioned
- Location: Cabin
- Stage of operation: IN
- How discovered: O
- Nature of condition: J, B
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017021301224

## Discrepancy

LOUD AIR NOISE FOLLOWED BY L RECIR FAN EICAS, INOP LIGHT ON OVERHEAD PASSENGERS REPORTED ELECTRICAL SMELL NEAR DOOR 2R. REMOVED AND REPLACED LT RECIRC FAN PER AMM 21-25-01. OPS CHECK NORMAL. OK FOR SERVICE.

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