# SDR IPXA13B76673

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 12, 2013
- Submitted: January 14, 2013
- Operation: Air carrier
- Aircraft: [N570UP](https://openairdocs.org/aircraft/N570UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35667
- System (JASC): [3424 · Turn and Bank/Rate of Turn Indicator](https://openairdocs.org/jasc/3424)
- Part: Display
- Part number: C16221LA03
- Part serial: C16221017484
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA13B76673

## Discrepancy

ISFD CIRCUIT BREAKER TRIPPED ON GROUND AFTER POWER TRANSFER.  RESET SUCCESSFULLY.  CIRCUIT BREAKER TRIPPED AGAIN SHORTLY AFTER TAKEOFF AND WAS NOT RESET.  ISFD FAILED 170 MINUTES LATER.  R & R IAW MM 34-24-03-401. OPS CHECKED GOOD.

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