# SDR 97ZZZM478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 16, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N465AT
- Make and model: Boeing 737-2L9
- Registry model: [Boeing 737-2L9](https://openairdocs.org/model/boeing-737-2l9) (OpenAirDocs)
- Aircraft serial: 21528
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Hyd Filter
- Part number: 654490014
- Condition: Ruptured
- Location: Mlg Ww
- Stage of operation: IN
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZM478

## Discrepancy

DURING PREFLIGHT CHECK, FOUND HYDRAULIC LEAK IN MAIN LANDING GEAR WHEEL WELL.  FOUND THE HYDRAULIC ACCOUSTIC FILTER ASSEMBLY HAD FAILED.  THE OUTER CASE RUPTURED.  REMOVED AND REPLACED THE ACCOUSTIC FILTER.  (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.