# SDR A6WA202501038850

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2025
- Submitted: January 6, 2025
- Operation: Air carrier
- Aircraft: [N470ZW](https://openairdocs.org/aircraft/N470ZW), registered now
- Make and model: Cndair CL6002B19
- Aircraft serial: 7927
- Aircraft time: 40,110 hours, 39,282 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Condition: Faulted
- Location: Nr 2
- Stage of operation: CR
- How discovered: O
- Nature of condition: H
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/A6WA202501038850

## Discrepancy

DURING CRUISE AT 30,000FT FOR FLIGHT 6024 CAE-ORD, THE FLIGHT CREW REPORTED A LOSS OF ELECTRICAL POWER. THE FLIGHT CREW DECLARED AN EMERGENCY AND IS RETURNING TO CAE. THIS FLIGHT IS STILL ENROUTE. SHORTLY AFTER LEVEL OFF AT CRUSE RECEIVED GEN 2 FAIL AND AC 2 AUTO XFER FAIL CAUTIONS. C/W QRH AND RETURNED TO CAE. ONLY BUSS 1 AND ESS BUS BEING POWERED. ADG DID NOT DEPLOY.   AIRCRAFT REMOVED FROM SERVICE  SERVICED #2 IDG IAW AWA SUPP 16-364A.  C/W OPS TEST OF #2 IDG IAW AMM  24-11-00.  C/W FUNCTIONAL TEST OF AC POWER TRANSFER CIRCUIT IAW AMM    24-20-00.  ALL TESTS GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.