# SDR CALA2013080590160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 4, 2013
- Submitted: August 6, 2013
- Operation: Air carrier
- Aircraft: [N793UA](https://openairdocs.org/aircraft/N793UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26946
- Aircraft time: 70,671 hours, 10,026 cycles
- Engine: Pwa PW4090
- System (JASC): [3411 · Pitot/Static System](https://openairdocs.org/jasc/3411)
- Part: Static Inverter
- Part number: 100201021000
- Part serial: 55
- Condition: Failed
- Location: Nr 1
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013080590160

## Discrepancy

ELECTRICAL DC STANDBY POWER SYSTEM FAILED SELF CHECK.   , FOUND STATIC INVERTER WAS BAD.  REPLACED IAW AMM, TESTED OK.

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