# SDR KCQA20220808

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2022
- Submitted: August 9, 2022
- Operation: Air carrier
- Aircraft: [N899CZ](https://openairdocs.org/aircraft/N899CZ), registered now
- Make and model: Beech 99A
- Registry model: [Beech 99A](https://openairdocs.org/model/beech-99a) (OpenAirDocs)
- Aircraft serial: U96
- Aircraft time: 32,684 hours, 44,800 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Master Cylinder
- Part number: 9038000123
- Part serial: 5MP2312GWA
- Condition: Malfunctioned
- Location: Zone 700
- Part time: 32,684 hours, 44,800 cycles
- 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/KCQA20220808

## Discrepancy

PILOT SIDE RH TOE BRAKE INOPERATIVE.  RH SIDE TOE BRAKE, NO BRAKE PRESSURE COMPARED TO THE LH.    REMOVED AND REPLACED PILOT RH MASTER BRAKE CYLINDER P/N 90-380001-33 S/N 5094 AND COPILOT RH MASTER BRAKE CYLINDER P/N 90-380001-23 S/N MP4712G IAW BEECHCRAFT 99 AMM 32-40-00.  OPS CHECKS GOOD.

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