# SDR UPS00531257

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 4, 2000
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N443UP](https://openairdocs.org/aircraft/N443UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 27388
- Engine: Pwa PW2040
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Leaking
- Location: Left
- Stage of operation: TO
- Nature of condition: O
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS00531257

## Discrepancy

RUBBER SMELL FROM LT PACK ON TAKEOFF AFTER GEAR WAS RETRACTED AND LEFT PACK SELECTED OFF SMELL WENT AWAY.  TAKEOFF PWR REQUIRED FOR SMELL.  NO SMELL NOTICED ON TAXI.  REPLACED LEFT ENGINE PER TC 5001 (RR), 5002 (RR) OPS CHECKS NORMAL.

---
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.