# SDR NACA20020018

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2002
- Submitted: May 8, 2002
- Operation: Air carrier
- Aircraft: [N2907F](https://openairdocs.org/aircraft/N2907F), registered now
- Make and model: Doug DC-6
- Registry model: [Doug DC-6](https://openairdocs.org/model/douglas-dc-6) (OpenAirDocs)
- Aircraft serial: 533265
- Aircraft time: 33,446 hours
- Engine: Pwa R2800*
- Engine time: 1,868 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 356994
- Part serial: RO1686
- Condition: Leaking
- Location: Nr 2 Engine
- Part time: 1,868 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: K
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NACA20020018

## Discrepancy

FEATHERED THE NR 2 ENGINE DUE TO OIL LOSS.  REPLACED AND RESEALED NR 1 EXHAUST PUSH ROD HOUSING.  RESEALED AND RETORQUED NR 1 EXHAUST SIDE BAFFLE STUD.  REPLACED ROCKER ARM THRUST WASHER.  BORESCOPED NR 1 COMPRESSION CHAMBER OF HEAD FOR PRECAUTIONARY PURPOSES, NO DEFECTS NOTED.

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