# SDR COEA2026082705738

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 26, 2026
- Submitted: August 28, 2026
- Operation: Air carrier
- Aircraft: [N738FX](https://openairdocs.org/aircraft/N738FX), registered now
- Make and model: Textrn 408
- Aircraft serial: 0007
- Aircraft time: 942 hours, 1,124 cycles
- System (JASC): [3243 · Master Cylinder/Brake Valve](https://openairdocs.org/jasc/3243)
- Part: Master Cylinder
- Part number: 99107091
- Condition: Failed
- Location: Zone 700
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COEA2026082705738

## Discrepancy

FLIGHT 7804,  PILOT SIDE RIGHT BRAKE PEDAL INEFFECTIVE.   REPLACED ALL 4 MASTER CYLINDERS AND RT BRAKE ASSEMBLY. FLUSHED ENTIRE SYSTEM. ALL CHECKS GOOD.

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