# SDR AALA202504295967

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 21, 2025
- Submitted: April 29, 2025
- Operation: Air carrier
- Aircraft: [N936NN](https://openairdocs.org/aircraft/N936NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31176
- Aircraft time: 33,777 hours, 14,782 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Switchpack
- Part number: 254A115013
- Part serial: 734
- Condition: Faulted
- Location: Zone 200
- Part time: 44,151 hours, 18,295 cycles
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202504295967

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AUTO BRAKE DISARM ILLUMINATES WHEN RTO IS SELECTED. **SUPPLEMENTAL REPORT FOR (AALA202504225967): REMOVE AND REPLACED LEFT HAND SWITCHPACK (AALA202504225967), PER JC# 08L11276001. ALSO, REMOVE AND REPLACED RIGHT HAND SWITCHPACK (AALA202504297887), PER JC# 08L11276002. OPERTIONAL CHECK GOOD**(CLOSED).

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