# SDR SWIA971628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N297SW](https://openairdocs.org/aircraft/N297SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120327
- Engine: Pwa PW118B
- System (JASC): [2432 · Battery/Charger System](https://openairdocs.org/jasc/2432)
- Part: Relay
- Condition: Failed
- Location: Main Battery
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA971628

## Discrepancy

BATTERY OFF BUS ILLUMINATED IN FLIGHT, RETURNED TO SFO.  REPLACED K0022 RELAY AND MAIN BATTERY, RAN SYSTEM.  OPS CK GOOD, PN ON: 40769, SN 49107, SN OFF: 44722.

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