# SDR 2006F00023

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2006
- Submitted: April 3, 2006
- Operation: Air carrier
- Aircraft: N3590N
- Make and model: Piper PA-31-350
- Registry model: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (OpenAirDocs)
- Aircraft serial: 318052148
- Aircraft time: 6,142 hours
- Engine: Lyc LTIO540J2BD
- Propeller: Hartzl HCE2YR2
- System (JASC): [8550 · Reciprocating Engine Oil System](https://openairdocs.org/jasc/8550)
- Part: O-Ring
- Condition: Failed
- Location: Engine
- Stage of operation: TO
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2006F00023

## Discrepancy

DURING T/O LARGE AMOUNT OF SMOKE VISIBLE. PILOT SHUT DOWN RIGHT ENGINE RETURNED TO LAND. MAINTENANCE NOTED A PIECE OF O-RING MISSING ON OIL FILLER CAP WHICH SPEWED OIL OVER EXHAUST AND TURBO. REPLACED OIL CAP O-RING AND PROBLEM FIXED.

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