# SDR NACA2026021000002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 6, 2026
- Submitted: February 11, 2026
- Operation: Air carrier
- Aircraft: [N3159G](https://openairdocs.org/aircraft/N3159G), registered now
- Make and model: Boeing 737852
- Aircraft serial: 35119
- Aircraft time: 60,577 hours, 25,275 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Fuse
- Condition: No Test
- Location: Zone 700
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NACA2026021000002

## Discrepancy

AFTER A HIGH SPEED TAXI RUN AND MAX MANUAL BRAKES, THE NR 4 BRAKE IS COLD WHILE ALL OTHER BRAKES ARE VERY HOT. PERFORMED FUNCTIONAL TEST OF NR 4 BRAKE FUSE, OPS CHECK FAILED. IAW AMM TASK 32-41-00-870-804, REPLACED NR 4 BRAKE FUSE, OPS CHECKED GOOD.

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