# SDR DU4R2006373

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2006
- Submitted: April 16, 2006
- Operation: General aviation
- Aircraft: [N289MT](https://openairdocs.org/aircraft/N289MT), registered now
- Make and model: Boeing 727223
- Aircraft serial: 22467
- Engine: Pwa JT8D
- System (JASC): [7230 · Turbine Engine Compressor Section](https://openairdocs.org/jasc/7230)
- Part: Disc
- Condition: Unserviceable
- Location: Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DU4R2006373

## Discrepancy

S/O 304001 NR 24710 C-1 DISK REQUIRES REPLACEMENT.  PERFORMED VIBRATION CHECK ON NR 1 ENGINE AFTER C-1 DISK REPLACEMENT IAW P/W MM 72-00-00, PG. 571 TEST I AND MM 71-00-00 PG. 500. FOUND ALL VALVES WITHIN LIMITS.

---
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.