# SDR DXTA2026092909909

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2026
- Submitted: September 29, 2026
- Operation: Air carrier
- Aircraft: [N536QS](https://openairdocs.org/aircraft/N536QS), registered now
- Make and model: Cessna 680A
- Registry model: [Cessna 680A](https://openairdocs.org/model/cessna-680a) (OpenAirDocs)
- Aircraft serial: 680A0079
- Aircraft time: 9,471 hours, 6,265 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Switch
- Part number: A41130
- Condition: Defective
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026092909909

## Discrepancy

AMBER PARK BRAKE ON ILLUMINATED IN FLIGHT WHEN FLAPS WERE SET TO FULL. PERFORMED A GO AROUND, TALKED TO FODM AT 10,000', DECLARED AN EMERGENCY, EXECUTED A FLAPS 2 LANDING FOLLOWING APPLICABLE QRH AND QRC CHECKLISTS TO KEEP THE AMBER PARKING BRAKE ON CAS MESSAGE OFF.  REMOVED DEFECTIVE PARKING BRAKE SWITCH (SY017) P/N: A4-1130 NSN AND INSTALLED A CUSTOMER SUPPLIED NEW SWITCH P/N: A4-1130 NSN. PERFORMED RIGGING PER THE PARKING BRAKE SWITCH POST-MAINTENANCE CHECKS. PERFORMED OPS CHECKS FOR THE PARKING BRAKE AND OPS CHECKED GOOD. NO DEFECTS NOTED. REF CE-680A AMM 32-44-15.

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