# SDR HALA0700043

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 31, 2007
- Submitted: February 3, 2007
- Operation: Air carrier
- Aircraft: [N477HA](https://openairdocs.org/aircraft/N477HA), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55122
- Aircraft time: 8,530 hours, 21,013 cycles
- System (JASC): [3241 · Brake Anti-Skid Section](https://openairdocs.org/jasc/3241)
- Part: Anti-Skid Sys
- Condition: Chattering
- Location: Lt Mlg
- Stage of operation: TX
- How discovered: O
- Nature of condition: E
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA0700043

## Discrepancy

BTB - LEFT BRAKE CHATTERING WHEN APPLIED.  ACCOMPLISHED FIM 32-40 TASK 804 FOUND INTERNAL FAULT ON BCU 32431E AND 32431D.  REMOVED AND REPLACED BCU PER AMM 32-45-01 ACCOMPLISHED RTS PER ANTI-SKID CHECK OK BLED BRAKES PER AMM 32-43-01.  LEAK CHECK OK SERVICED FLUID AS REQUIRED TAXIED CHECK OK.

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