# SDR IO5R081638

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 12, 2002
- Submitted: December 16, 2002
- Operation: Air carrier
- Aircraft: N551BA
- Make and model: Urocop EC135P1
- Registry model: [Urocop EC135P1](https://openairdocs.org/model/eurocopter-deutschland-ec135p1) (OpenAirDocs)
- Aircraft serial: 188
- Aircraft time: 559 hours
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Switch
- Part number: 45033501
- Part serial: 1232
- Condition: Failed
- Location: Elect Control
- Part time: 560 hours
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IO5R081638

## Discrepancy

NR 1 ENGINE CRANK WILL NOT ENGAGE BY FADEC CONTROL OR VENT SWITCH REMOVED AND REPLACED

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