# SDR COM31107

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 12, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N140N](https://openairdocs.org/aircraft/N140N), registered now
- Make and model: Saab SF340A
- Registry model: [Saab SF340A](https://openairdocs.org/model/saab-scania-sf340a) (OpenAirDocs)
- Aircraft serial: 340A140
- System (JASC): [2450 · AC Power Distribution System](https://openairdocs.org/jasc/2450)
- Part: Pdu
- Part number: A2042C
- Condition: Defective
- Location: Left
- Part time: 11,630 hours
- Stage of operation: TX
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COM31107

## Discrepancy

LEFT MAIN ELECTRIC BUS FAILED IN FLIGHT AND DID NOT AUTO TRANSFER.  REPLACED THE LT POWER DISTRIBUTION UNIT.

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