# SDR 2017FA0000285

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2017
- Submitted: July 13, 2017
- Operation: General aviation
- Aircraft: [N424FP](https://openairdocs.org/aircraft/N424FP), registered now
- Make and model: Diamon DA 40
- Registry model: [Diamon DA 40](https://openairdocs.org/model/diamond-aircraft-ind-da-40) (OpenAirDocs)
- Aircraft serial: 40FC024
- Aircraft time: 5,215 hours
- Engine: Lyc O360A4M
- Engine time: 1,059 hours
- System (JASC): [8550 · Reciprocating Engine Oil System](https://openairdocs.org/jasc/8550)
- Part: Pressure Switch
- Part number: 0986344077
- Condition: Leaking
- Location: Engine
- Part time: 1,021 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: K
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2017FA0000285

## Discrepancy

DURING PRE-FLIGHT, THE PILOT DISCOVERED A LARGE OIL SPOT ON GROUND COMING FROM ENGINE COWLING.  REMOVED THE ENGINE COWLING, DISCOVERED THE OIL PRESSURE SWITCH TO BE LEAKING.

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