# SDR ASAA2020080933004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2020
- Submitted: August 12, 2020
- Operation: Air carrier
- Aircraft: [N594AS](https://openairdocs.org/aircraft/N594AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35191
- Aircraft time: 45,761 hours, 13,634 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: NR
- 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/ASAA2020080933004

## Discrepancy

GENERATOR CONTROL UNIT NR 2 BOX IN E & E BAY HAS IDG FAULT LIGHT. GROUNDED - YES. RECONNECTED THE NR 2 IDG,  PERFORMED TEST OF THE NR 2 GCU AND PERFORMED OPS TEST OF NR 2 IDG,  ALL CHECKED GOOD IAW  AMM 24-11-11-700-801, AND  AMM 24-11-00-700-803.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.