# SDR Z5F2004F00001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2004
- Submitted: May 28, 2004
- Operation: Air carrier
- Aircraft: N317CS
- Make and model: Cessna 550
- Registry model: [Cessna 550](https://openairdocs.org/model/cessna-550) (OpenAirDocs)
- Aircraft serial: 5501019
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Line
- Condition: Contaminated
- Location: Brake System
- Part time: 1,799 hours
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/Z5F2004F00001

## Discrepancy

WHEN TAXIING OUT OF THE CHOCKS, THERE WAS A LOSS OF BRAKING POWER ON THE LT BRAKE, BOTH PILOT AND COPILOT SIDE.  SUSPECTED AIR IN BRAKE LINES AFTER MAINTENANCE WAS PERFORMED (LT MASTER CYLINDER).  BRAKES WERE BLED.

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