# SDR S2KA2019081301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2019
- Submitted: August 13, 2019
- Operation: Air carrier
- Aircraft: N790SS
- Make and model: Beech 400A
- Registry model: [Beech 400A](https://openairdocs.org/model/hawker-beechcraft-400a) (OpenAirDocs)
- Aircraft serial: RK363
- Aircraft time: 5,875 hours, 5,539 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Safety Switch
- Part number: 41HE16
- Condition: Inoperative
- Location: Rt Mlg
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: H, D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/S2KA2019081301

## Discrepancy

AIRCRAFT BRAKES FAILED ON GROUND WHILE TAXING WITH ANTI-SKID ACTIVATED, DEACTIVATED ANTI-SKID SYSTEM BRAKES WORKED NORMALLY AS THEY WOULD WITHOUT ANTI-SKID.  FERRIED AIRCRAFT TO HOME BASE AND FURTHER TROUBLESHOT SYSTEM AND FOUND RIGHT MAIN GEAR SAFETY SWITCH DEFECTIVE.  REPLACED SWITCH WITH NEW AND OPS CHECKED OK.

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