# SDR AALA2019041529017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2019
- Submitted: April 15, 2019
- Operation: Air carrier
- Aircraft: [N770UW](https://openairdocs.org/aircraft/N770UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1393
- Aircraft time: 48,112 hours, 31,218 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Monitoring Unit
- Part number: 351H51002
- Part serial: 5060
- Condition: Inaccurate
- Location: Brakes
- Part time: 45,424 hours, 30,482 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: M, J
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019041529017

## Discrepancy

AIRCRAFT NOT GROUNDED: PILOT REPORTS ON CLIMB OUT FROM TAKEOFF RECEIVED A HOT BRAKE INDICATION, ON #4 BRAKE. LOWERED THE GEAR AND TEMP INDICATION WOULD VARY BETWEEN 280-400* AFTER ABOUT 10 MINUTES WITH GEAR DOWN TEMPERATURE INDICATION WAS NORMAL. EMERGENCY WAS DECLARED AND FLIGHT LANDED WITHOUT INCIDENT. MAINTENANCE REMOVED AND REPLACED BRAKE TEMP MONITORING UNIT IAW AMM 32-47-18 AND #4 BRAKE TEMP SENSOR IAW AMM 32-47-15. OPS CHECK NORMAL.

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