# SDR 2009FA0000296

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2009
- Submitted: April 16, 2009
- Operation: General aviation
- Aircraft: [N449TM](https://openairdocs.org/aircraft/N449TM), registered now
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK573
- Aircraft time: 209 hours, 170 cycles
- Engine: Pwa JT15D5
- Engine time: 209 hours, 170 cycles
- System (JASC): [7714 · Engine RPM Indicating System](https://openairdocs.org/jasc/7714)
- Part: Packing
- Part number: AS3209015
- Condition: Missing
- Location: Speed Sensor
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2009FA0000296

## Discrepancy

NOTED OIL LEAKAGE AROUND LOWER N2 SPEED SENSOR DURING SCHEDULED INITIAL AIRFRAME/ENGINE INSPECTION. FOUND O-RING SEAL MISSING FROM SPEED SENSOR (REF. JT15D-5/-5R IPC 73-20-05 FIG. 1, ITEM 30). ENGINE RECORDS NOT AVAILABLE, CANNOT VERIFY WHETHER SENSOR REMOVED OR REPLACED SINCE INITIAL ENGINE BUILD.

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