# SDR 0002411236

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2000
- Submitted: July 14, 2000
- Operation: Air carrier
- Aircraft: N236NW
- Make and model: Doug DC-10-30
- Registry model: [Doug DC-10-30](https://openairdocs.org/model/mcdonnell-douglas-dc-10-30) (OpenAirDocs)
- Aircraft serial: 46934
- Aircraft time: 70,996 hours, 17,026 cycles
- System (JASC): [2913 · Hydraulic Pump (Electric/Engine), Main](https://openairdocs.org/jasc/2913)
- Part: Pump
- Part number: 3508806
- Part serial: 96334
- Condition: Failed
- Location: Nr 2 Engine
- Part time: 29,495 hours, 63,999 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0002411236

## Discrepancy

DURING CRUISE, NR 2 HYDRAULIC PRESSURE BEGAN TO FLUCTUATE AND EVENTUALLY DROPPED TO ZERO.  FLIGHT RETURNED TO DTW.  MAINTENANCE REPLACED THE NR 2 ENGINE HYDRAUILC PUMPS AND FILTER.  OPERATIONAL CHECK OK.

---
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.