# SDR NACA2025052700001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2025
- Submitted: June 3, 2025
- Operation: Air carrier
- Aircraft: [N566NC](https://openairdocs.org/aircraft/N566NC), registered now
- Make and model: Boeing 767-3BG
- Registry model: [Boeing 767-3BG](https://openairdocs.org/model/boeing-767-3bg) (OpenAirDocs)
- Aircraft serial: 30566
- Aircraft time: 78,122 hours, 20,198 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Actuator
- Part number: 38861673
- Part serial: 1830
- Condition: Failed
- Location: Apu
- Part time: 3,648 hours, 1,492 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NACA2025052700001

## Discrepancy

APU FAULT AFTER LANDING IN KMIA, APU RPM NEVER GOT HIGHER THAN 35%. ACCOMPLISHED FIM 41-11 FT 958, FOUND IGV ACTUATOR FAULT. REMOVED AND REPLACED IGV ACTUATOR PER B767 AMM 49-52-02 OPS AND LEAK CHECK GOOD.

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