# SDR DALA2023033002440

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2023
- Submitted: March 30, 2023
- Operation: Air carrier
- Aircraft: [N925DZ](https://openairdocs.org/aircraft/N925DZ), registered now
- Make and model: Boeing 737-900ER
- Registry model: [Boeing 737-900ER](https://openairdocs.org/model/boeing-737-900er) (OpenAirDocs)
- Aircraft serial: 63535
- Aircraft time: 11,449 hours, 4,688 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Generator
- Part number: 28B5457
- Part serial: 82A1170
- Condition: Inoperative
- Part time: 28,439 hours, 10,901 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023033002440

## Discrepancy

(LOG 9976944) AT GATE APU CAME OFFLINE AND AIRCRAFT SMELLED OF BURNT RUBBER. RMVD APU STARTER/GENERATOR PER B737 MM 49-41. INSTLD SVCBLE STARTER/GEN PER B737 MM 49-41. OPS AND LEAK CHECK GOOD.

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