# SDR TSAA0532049

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 2005
- Submitted: October 22, 2005
- Operation: Air carrier
- Aircraft: [N805AL](https://openairdocs.org/aircraft/N805AL), registered now
- Make and model: Boeing 737-2M6C
- Registry model: [Boeing 737-2M6C](https://openairdocs.org/model/boeing-737-2m6c) (OpenAirDocs)
- Aircraft serial: 21809
- Aircraft time: 51,207 hours, 77,487 cycles
- Engine: Pwa JT8D15
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake
- Part number: 65449201
- Condition: Inoperative
- Location: Mlg Parking
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/TSAA0532049

## Discrepancy

PILOTS OBSERVED BOTH ANTI-SKID LIGHTS CAME ON IN FLIGHT ONLY WHEN THE LANDING GEAR IS IN THE (OFF) POSITION; LANDED WITH NO DIFFICULTIES.  REMOVED AND REPLACED PARKING BRAKE SHUTOFF VALVE ASSEMBLY.  MAINTENANCE ALSO FOUND A BAD NR 4 TRANSDUCER AND CURRENTLY WAITING FOR AN ANTI-SKID CONTROL UNIT TO BE REPLACED.

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