# SDR ASAA2013111996467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 19, 2013
- Submitted: November 21, 2013
- Operation: Air carrier
- Aircraft: [N559AS](https://openairdocs.org/aircraft/N559AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35178
- Aircraft time: 26,862 hours, 8,065 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Static Inverter
- Condition: Inoperative
- Location: Ee Bay
- Part time: 26,862 hours, 8,065 cycles
- Stage of operation: TX
- 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/ASAA2013111996467

## Discrepancy

WITH APU OPERATING, ELEC LIGHT ILLUMINATED ON OVERHEAD.  PERFORMED BITE TEST STATIC INVERTER 1 INOPERATIVE.  DURING APU SHUTDOWN, APU SHUTDOWN IMMEDIATELY AFTER SWITCH WAS PUT TO OFF.  ACFT GROUNDED.  TSR ISSUED.  REPLACED SPCU REF MM 24-34-11-400-801.

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