# SDR QXEA9900288

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N481US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11230
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Air Dist
- Condition: Odor
- Location: Cabin
- Stage of operation: TO
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA9900288

## Discrepancy

BOI - DURING TAKEOFF ROLL, THERE WAS SMOKE SMELL IN CABIN.  NO PRESSURE ABOVE 3 PSI, DUCT PRESSURE 10 PSI WITH ANTI-ICE ON.  MAINTENANCE GROUND RUN AIRCRAFT, ENGINE 1 AND 2 SAME ACCELERATION RATE.  RAN BOTH AT HIGH POWER, NO SMOKE SMELL IN CABIN.  AIRCRAFT PRESSURE TO 4.0 PSI, AFT PRESSURE DROP.  CHECK OK, NO PARTS REPLACED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.