# SDR IPXA2014070283384

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2014
- Submitted: July 2, 2014
- Operation: Air carrier
- Aircraft: [N579UP](https://openairdocs.org/aircraft/N579UP), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 26062
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Warning Message
- Condition: False Activation
- Location: Brakes
- Stage of operation: LD
- How discovered: O
- Nature of condition: N
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2014070283384

## Discrepancy

RECEIVED EICAS "ANTISKID" & "AUTOBRAKES", WENT AROUND. EICAS MES WENT AWAY.  LOWERED GEAR AGAIN.  RECEIVED BOTH EICAS MESSAGES AGAIN.  EMERGENCY DECLARED,  MESSAGES DISAPPEARED AFTER A FEW MINUTES.   LEAK AND SYS CHECK OF ANTISKID CONTROL VALVE PER MM 32-44-02 AND 32-42-00/501. ACCOMPLISHED REQUIRED TESTS NO DEFECTS NOTED IAW MM 32-42-00-736-003.

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