# SDR 2014FA0000533

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 15, 2014
- Submitted: September 15, 2014
- Operation: General aviation
- Engine: Lyc O320H2AD
- Engine time: 2,426 hours
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Stud
- Part number: 3116
- Condition: Backed Out
- Location: Nr 1 Cylinder
- Part time: 2,426 hours
- Stage of operation: CL
- How discovered: O
- Nature of condition: R, E
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2014FA0000533

## Discrepancy

ENGINE NR 1 CYLINDER EXHAUST ROCKER ARM RETAINER STUD BACKED OUT, LOOSENED, THE CYLINDER HEAD CAUSING THE EXHAUST VALVE TO NOT OPEN.

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