# SDR IPXA2026071311366

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 2026
- Submitted: July 13, 2026
- Operation: Air carrier
- Aircraft: [N150UP](https://openairdocs.org/aircraft/N150UP), registered now
- Make and model: Airbus A300 F4-622R
- Registry model: [Airbus A300 F4-622R](https://openairdocs.org/model/airbus-a300-f4-622r) (OpenAirDocs)
- Aircraft serial: 0833
- Aircraft time: 28,044 hours, 16,880 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake
- Part number: C20101610003
- Part serial: UP7978
- Condition: Indication
- Location: Zone 700
- Stage of operation: DE
- 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/IPXA2026071311366

## Discrepancy

EMERGENCY DECLARED, UPON LOWERING THE GEAR FOR LANDING, BRAKE RELEASE SIGNAL FOR WHEELS 5 & 8 WAS MISSING. CYCLED THE ANTI-SKID SWITCH AND ELECTED TO FOLLOW ANTISKID FAULT CHECKLIST. REPLACED BSCU (29GG) IAW AMM 32-42-72/401 OPS CHECKS NORMAL PER AMM 32-42-00/501.

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