# SDR AU990720

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Propeller: Hartzl HCE3YR2
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Electrical Power
- Condition: Failed
- Location: Electrical Sys
- Stage of operation: TO
- Nature of condition: H
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AU990720

## Discrepancy

(AUS) AIRCRAFT SUFFERED A TOTAL ELECTRICAL FAILURE FOLLOWED BY A PARTIAL RETURN OF POWER.  INVESTIGATION COULD FIND NO SPECIFIC CAUSE OF THE PROBLEM.  VARIOUS COMPONENTS WERE REPLACED AS A PRECAUTION.

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