# SDR UIEA2019073104908

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2019
- Submitted: August 1, 2019
- Operation: Air carrier
- Aircraft: [N486MC](https://openairdocs.org/aircraft/N486MC), registered now
- Make and model: Boeing 747-45EF
- Registry model: [Boeing 747-45EF](https://openairdocs.org/model/boeing-747-45ef) (OpenAirDocs)
- Aircraft serial: 30608
- Aircraft time: 84,558 hours, 15,349 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Warning Message
- Condition: False Activation
- Location: Park Brake
- Stage of operation: TO
- How discovered: O
- Nature of condition: N
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2019073104908

## Discrepancy

ON INITIAL T/O RUN, RECEIVED MASTER WARNING "CONFIG PARK BRAKE" EICAS MSG AND MASTER CAUTION AURAL WARNING. ABORTED T/O AT APPROX 100-105 KTS. (<P>NO EICAS MSG AND NO FAULTS HISTORY. C/O CONFIG PARK BRAKE IAW FIM 31-51 TASK 805. NO DISCREPANCY NOTED. CYCLED PARKING BRAKE MODULE C/B. CARRIED OUT OPS CHECK, OPS CHECK OK IAW AMM 32-44-00.  C/O HIGH ENERGY STOP INSPECTION IAW AMM 05-51-10. NO DISCREPANCIES FOUND, OK TO CONTINUE.

---
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.