# SDR CA991231031

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 1999
- Submitted: January 19, 2001
- Operation: Air carrier
- Make and model: Boeing 767233
- Aircraft time: 56,089 hours
- Engine: Pwa JT9D7R4D
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Condition: Leaking
- Location: Rt Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: K, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA991231031

## Discrepancy

(CAN) RT HYD QTY DROPPED STEADILY ABOUT 30-40 PERCENT PER MINUTE. STOPPED AT .43 WHEN PUMPS TURNED OFF. FOUND RT ENG HYD PUMP FLEX LINE WORN THROUGH. 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.