# SDR DHL2002750001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 27, 2002
- Submitted: December 11, 2002
- Operation: Air carrier
- Aircraft: [N750DH](https://openairdocs.org/aircraft/N750DH), registered now
- Make and model: Boeing 727-2M7
- Registry model: [Boeing 727-2M7](https://openairdocs.org/model/boeing-727-2m7) (OpenAirDocs)
- Aircraft serial: 21951
- System (JASC): [4990 · APU Oil System](https://openairdocs.org/jasc/4990)
- Part: Apu
- Condition: Smoke
- Location: Apu Bay
- Stage of operation: NR
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2002750001

## Discrepancy

HOSE / SMOKE IN COCKPIT AND IN UPPER CARGO AREA FROM LT PACK.   DEFERRED PER MEL 21-14 DMI  8649 PLACARD INSTALLED ID 34518.   REF DMI 8649 HAZE / SMOKE IN COCKPIT AND IN UPPER CARGO AREA FROM LT PACK.	 CHECKED RT AMD LT COALESER BAGS, NO OIL EVIDENT, OPERATED PACKS WITH APU DUPLICATED PROBLEM. RAN ENGINES 1 & 3,  OPERATED A/C PACKS SMOKE CLEARED.  APU PRODUCING SMOKE, EVIDENCED BY HIGH OIL USAGE. LT PACK.

---
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.