# SDR DALA2019103006297

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2019
- Submitted: October 30, 2019
- Operation: Air carrier
- Aircraft: [N545US](https://openairdocs.org/aircraft/N545US), registered now
- Make and model: Boeing 757251
- Aircraft serial: 26492
- Aircraft time: 76,417 hours, 23,679 cycles
- System (JASC): [4900 · Airborne Auxiliary Power Unit (APU) System](https://openairdocs.org/jasc/4900)
- Part: Actuator
- Condition: Failed
- Location: Apu
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2019103006297

## Discrepancy

SHIP 5645 - DIV - TO LAS DUE TO LOSS OF LEFT ENGINE IDG AND FAILURE OF APU TO START (THREE ATTEMPTS). CORRECTIVE ACTION: R/R APU IGV ACT IAW B757 AMM 49-52. APU OPS AND LEAK CK GOOD. REPLACED LEFT IDG IAW B757 AMM 24-11 AND REPLACED LEFT GCU IAW B757 AMM 24-22. OPS NORMAL, C/W NO GO ODI PREVENTION BEFORE NEXT FLIGHT, NO FAULTS NOTED.

---
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.