# SDR CALA2025101710230

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2025
- Submitted: October 17, 2025
- Operation: Air carrier
- Aircraft: [N642UA](https://openairdocs.org/aircraft/N642UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25092
- Aircraft time: 130,925 hours, 20,201 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Part number: 4052506955
- Part serial: 89092831
- Condition: Faulted
- Location: Zone 100
- Part time: 721,115 hours, 703,390 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025101710230

## Discrepancy

L FMC FAIL L FMC REPLACED IAW AMM 34-61-01/401 AND FMC CROSSLOAD PERFORMED IAW AMM TASK 34-61-00-342-008-006 REV 145  PERFORMED SUCCESSFULLY REMOVED UNSERVICEABLE PART AND INSTALLED NEW PART

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