# SDR MZZA9528

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 27, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N69741
- Make and model: Boeing 727224
- Aircraft serial: 22250
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Apu
- Part number: 380678111
- Condition: Failed
- Location: Cabin
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MZZA9528

## Discrepancy

FLT NR 93827 - CTS - DURING BOARDING, MAIN CABIN FILLED WITH SMOKE, OFF LOADED PASSENGERS.  TRACED SMOKE TO FAILED APU.  PLACARDED APU INOPERATIVE PER MEL 49-01.  RAN ENGINES AND CLEARED CABIN AND PACKS OF RESIDUE.  (W)

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