# SDR 2022F00452

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 9, 2022
- Submitted: November 11, 2022
- Operation: General aviation
- Filed by: [N3 Engine Overhaul Services GmbH and Company KG, repair station N3OY718Y](https://openairdocs.org/faa-repair-station/N3OY718Y/n3-engine-overhaul-services-gmbh-and-company-kg.md) (OpenAirDocs)
- Engine: Rroyce RB211TRENT77
- Engine time: 37,902 hours, 5,992 cycles
- System (JASC): [2910 · Hydraulic System, Main](https://openairdocs.org/jasc/2910)
- Part: Warning Switch
- Part number: 4501310000
- Condition: Wrong Part
- Location: Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2022F00452

## Discrepancy

AN INCORRECT HYDRAULIC LOW PRESSURE WARNING SWITCH EIPC 29-11-17-01-400 WAS FOUND FITTED TO THE LPC CASE OF ENGINE.

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