# SDR AALA2019061879010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 2019
- Submitted: June 18, 2019
- Operation: Air carrier
- Aircraft: [N910AN](https://openairdocs.org/aircraft/N910AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29512
- Aircraft time: 59,846 hours, 24,102 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake Assy
- Part number: 26123121
- Part serial: B8405
- Condition: Chattering
- Location: Zone 700 - Gears
- Stage of operation: TX
- How discovered: O
- Nature of condition: E, M
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA2019061879010

## Discrepancy

AIRCRAFT WAS GROUNDED: PILOT REPORTS BRAKE CHATTERING DURING TAXI, SHAKING AIRCRAFT AT LOW SPEEDS, DIFFICULT TO STOP AIRCRAFT SMOOTHLY. MAINTENANCE REMOVED AND REPLACED THE NO. 3 AND 4 BRAKE ASSY. IAW AMM 32-41-41. PREFORMED TAXI CHECK, NO DEFECTS NOTED AT THIS TIME, IAW AMM 32-41-41.

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