# SDR P5CA9700428

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 10, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N858FT](https://openairdocs.org/aircraft/N858FT), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20109
- System (JASC): [3241 · Brake Anti-Skid Section](https://openairdocs.org/jasc/3241)
- Part: Module
- Part number: 392331C
- Condition: Failed
- Location: Anti-Skid Syst
- Stage of operation: LD
- Nature of condition: M, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA9700428

## Discrepancy

AUTO BRAKE LIGHT ON IN FLIGHT, AUTO BRAKE WILL NOT ENGAGE.  ON ROLL OUT, 3 TIRES BLOWN.  CONFIRMED AUTO BRAKE FAILED IN OPEN DEFERRED PER MEL 32-23, TESTED ANTI-SKID.  FOUND THAT BRAKES 9, 11, 12, AND 13 FAILED CHECK PER MAINTENANCE MANUAL 32-42-00.  REPLACED MODULE PER 32-42-02.  TIRES 9, 10, 11, 12 AND 13 REPLACED PER 32-45-01.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.