# SDR USAAF99036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 20, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N895US
- Make and model: Fokker F.28 MK 0100
- Registry model: [Fokker F.28 MK 0100](https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Aircraft serial: 11380
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Modulating Valve
- Part number: 9785606
- Condition: Failed
- Location: Rt Pack
- Part time: 17,631 hours
- Stage of operation: CL
- Nature of condition: B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAAF99036

## Discrepancy

PHL - FLT 681 - FLIGHT RETURNED TO PHL DUE TO THE RIGHT PACK RUNNING FULL HOT AND CREATING A BURNING SMELL IN THE CABIN.  THE LANDING WAS UNEVENTFUL.  MAINTENANCE REPLACED THE RIGHT PACK MODULATING VALVE.  (X)

---
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.