# SDR CA960429004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 26, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Cessna 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (OpenAirDocs)
- Engine: Lyc O320H2AD
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Exhaust Valve
- Part number: 74541
- Condition: Sticking
- Location: #4 Cyl
- Part time: 229 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA960429004

## Discrepancy

(CAN)PERFORMING CESSNA SEB92-21 (LYC SB388B), #4 CYLINDER EXHAUST VALVE TO GUIDE CLEARANCE BELOW SPECIFIED.  REWORKED IN ACCORDANCE WITH LYCOMING SI 1425. SB WAS NOT DUE FOR ANOTHER 170 HOURS.

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