# SDR AALA202509100804

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2025
- Submitted: September 10, 2025
- Operation: Air carrier
- Aircraft: [N950AN](https://openairdocs.org/aircraft/N950AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30087
- Aircraft time: 66,341 hours, 28,259 cycles
- System (JASC): [3234 · Landing Gear Selector](https://openairdocs.org/jasc/3234)
- Part: Module
- Part number: 273A33018
- Condition: Faulty
- Location: Zone 700 Lever
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202509100804

## Discrepancy

AIRCRAFT WAS GROUNDED: ANTI-SKID INOPERATIVE LIGHT ILLUMINATED ON TAXIWAY WITH PARKING BRAKE SET. RELEASED AND REAPPLIED THE PARKING BRAKE THE LIGHT TURNED OFF AND REILLUMINATED. T/S PER FIM 32-42-00-810-812. RESISTANCE CHECK FAILED ON THE S3 SWITCH OF THE LANDING GEAR CONTROL LEVER. REMOVE AND REPLACED LANDING GEAR LEVER MODULE, PER 32-31-11. LANDING GEAR CONTROL SYSTEM TEST GOOD, PER AMM 32-31-00. AACU GEARS FAULT WENT AWAY.

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