# SDR CALA2026060816868

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 5, 2026
- Submitted: June 8, 2026
- Operation: Air carrier
- Aircraft: [N24974](https://openairdocs.org/aircraft/N24974), registered now
- Make and model: Boeing 787-9
- Registry model: [Boeing 787-9](https://openairdocs.org/model/boeing-787-9) (OpenAirDocs)
- Aircraft serial: 40942
- Aircraft time: 39,516 hours, 3,752 cycles
- System (JASC): [3250 · Landing Gear Steering System](https://openairdocs.org/jasc/3250)
- Part: Valve
- Part number: 283006
- Part serial: 1649
- Condition: Faulty
- Location: Nlg Steering
- Part time: 39,490 hours, 3,748 cycles
- Stage of operation: LD
- 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/CALA2026060816868

## Discrepancy

NOSE WHEEL STEERING ADVISORY LOSS OF NOSE WHEEL STEERING, NOSE WHEELS WILL CASTOR UNLESS FAUL T IS A RESULT OF LOSS OF RUDDER PEDAL COMANDS, THEN TILLER STEER ING WILL BE AVAILABLE. FAILED AFTER LANDING UPON ARRIVAL FOUND NOSE WHEEL STEERING FAULT # 32-63022 PERFORMED FIM  DMC-B787-A-32-50-F1-29A-421A-A. STEP 1 AND 2 ACCOMPLISHED.NOSE LT AND RT STEERING PASSED. MESSAGE WENT AWAY BUT NO MOVEMENT TO THE NOSE. PROCEED FURTHER TS.   REMOVED AND REPLACED NOSE WHEEL STEERING VALVE MODULE PER AMM 32-61-04-00A-720A. OPS CHECK PENDING.  COMPLETED INSTALL OF NOSE WHEEL STEERING VALVE MODULE REF. AMM 32-51-04-00A-720A-A. OPS CHECKS GOOD. LEAK CHKD GOOD.

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