# SDR ASAA2016100818236

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 8, 2016
- Submitted: October 17, 2016
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 17,372 hours, 5,057 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Control Unit
- Part number: 115195214
- Part serial: 115195204854
- Condition: Failed
- Location: Cockpit
- Part time: 17,436 hours, 5,074 cycles
- Stage of operation: NR
- 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/ASAA2016100818236

## Discrepancy

FOLLOW-UP TO HISTORY OF TR UNIT LIGHT COMING ON.  ACFT GROUNDED.   REMOVED & REPLACED SPCU PER B737-800 AMM 24-34-11-000-801/24-34-11-400-801. OPS CHECK GOOD.

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