# SDR 20010612CW010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 20, 2001
- Submitted: June 12, 2001
- Operation: Air carrier
- Aircraft: [N36AP](https://openairdocs.org/aircraft/N36AP), registered now
- Make and model: Doug DC3C
- Registry model: [Doug DC3C](https://openairdocs.org/model/douglas-dc3c) (OpenAirDocs)
- Aircraft serial: 13439
- Engine: Pwa R1830*
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Rocker
- Part number: 116733CP
- Part serial: 37881X5
- Condition: Broken
- Location: Nr 5 Cylinder
- Part time: 2,666 hours
- Stage of operation: CR
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/20010612CW010

## Discrepancy

IN CRUISE FROM TOL TO CYOO, RIGHT ENGINE STARTED RUNNING ROUGH.  DIVERTED TO IAG.  FOUND NR 5 CYLINDER EXHAUST ROCKER ASSEMBLY BROKEN.  EXHAUST VALVE WOULD NOT OPEN.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.