# SDR LHO2007F00000

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2007
- Submitted: September 14, 2007
- Operation: Air carrier
- Aircraft: [N716SM](https://openairdocs.org/aircraft/N716SM), registered now
- Make and model: Cessna 441
- Registry model: [Cessna 441](https://openairdocs.org/model/cessna-441) (OpenAirDocs)
- Aircraft serial: 4410004
- Engine: Garrtt TPE331*
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Line
- Part number: 572700229
- Condition: Failed
- Location: Hyd System
- Stage of operation: NR
- How discovered: 9
- Nature of condition: K
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/LHO2007F00000

## Discrepancy

THE LT FIRE WALL TO WING ROOT (RESEVOIR) HIGH PRESSURE HYDRAULIC LINE DEVELOPED A CRACK IN THE BEND RADIUS NEAR THE ATTACH FITTING TO THE FIREWALL.  A FACTORY REPLACEMENT LINE WAS INSTALLED.  THIS OPERATOR FEELS THIS IS DUE TO THE AGE OF THE FLEET ALONG WITH THE FACTORY BENDING MANDREL.  (K)

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