# SDR DHF2005F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2004
- Submitted: February 23, 2005
- Operation: Air carrier
- Aircraft: N22254
- Make and model: Cessna 150H
- Registry model: [Cessna 150H](https://openairdocs.org/model/cessna-150h) (OpenAirDocs)
- Aircraft serial: 15068171
- Engine: Lyc O320E2D
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Exhaust Valve
- Part number: 75068
- Condition: Failed
- Location: Engine
- Stage of operation: CR
- How discovered: O
- Nature of condition: R
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHF2005F00000

## Discrepancy

ENGINE LOST POWER, AND AN UNEVENTFUL FORCED LANDING WAS MADE.  0 LBS COMPRESSION ON NR 4 CYLINDER.  INSPECTION REVEALED THAT THE MFG PN 75068, EXHAUST VALVE STEM/ FAILED.  (NM07200501219)

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