# SDR ASAA2018030723781

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2018
- Submitted: March 8, 2018
- Operation: Air carrier
- Aircraft: [N483AS](https://openairdocs.org/aircraft/N483AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36350
- Aircraft time: 10,097 hours, 3,397 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Warning Light
- Condition: False Activation
- Location: Spcu
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2018030723781

## Discrepancy

ELEC LIGHT ILLUMINATED. ACFT GROUNDED.  ELEC POWER PANEL SHOW SPCU FAULT.  CYCLED SPCU CIRCUIT BREAKERS, AND FAULT CLEARED.  PERFORMED AN OPS TEST OF THE SPCU IAW AMM 24-34-00. NO FAULT NOTED. HAS NO OTHER RECENT HISTORY.

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