# SDR AALA201602289007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2016
- Submitted: February 29, 2016
- Operation: Air carrier
- Aircraft: N941UW
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27806
- Aircraft time: 69,341 hours, 25,451 cycles
- System (JASC): [2520 · Passenger Compartment Equipment](https://openairdocs.org/jasc/2520)
- Part: Pcu
- Condition: Defective
- Location: Cabin
- Stage of operation: NR
- 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/AALA201602289007

## Discrepancy

AIRCRAFT WAS GNDED.  BURNING & ACRID ELEC NEAR ROWS 21 - 23, BOTH SIDES OF CABIN.  ACCOMPLISHED JC 757 TROUBLESHOOTING CABIN AIR QUALITY IAW JC 19L00021001 & FOUND PCU'S BROKEN AT 15F, 16B, 20F, 21D, 23AB, & 24AB WHICH WERE CORRECTED BY REPLACING THE DEFECTIVE PCU'S IAW AMM 25-25-00.

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