# SDR USAAD00032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2000
- Submitted: April 5, 2000
- Operation: Air carrier
- Aircraft: [N801US](https://openairdocs.org/aircraft/N801US), registered now
- Make and model: Doug DC-9-81(MD-81)
- Registry model: [Doug DC-9-81(MD-81)](https://openairdocs.org/model/mcdonnell-douglas-dc-9-81-md-81) (OpenAirDocs)
- Aircraft serial: 48037
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Packing
- Part number: NAS16128
- Condition: Damaged
- Location: Landing Gear
- Stage of operation: AP
- How discovered: O
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAAD00032

## Discrepancy

DFW-CLT - FLT 1152 - DURING APPROACH, THE RIGHT HYDRAULIC SYSTEM LOW LIGHT ILLUMINATED WITH A LOSS OF HYDRAULIC FLUID.  THE LANDING GEAR WAS MANUALLY EXTENDED AND THE AIRCRAFT LANDED WITHOUT INCIDENT.  MAINTENANCE REPLACED THE O-RING AT THE GEAR UP FITTING ON THE LANDING GEAR CONTROL VALVE.  THE PRESSURE AND CASE DRAIN FILTERS WERE CHECKED FOR CONTAMINATION, NONE FOUND.  (M)

---
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.