What was found
FOUND PN 24077, UPPER VALVE SPRING RETAINER WORN OUT ALLOWING VALVE SPRING TO BYPASS IT. CAUSED LOSS OF STATIC RPM AND SOME ROUGHNESS OCCASIONALLY.
- Difficulty date
- March 5, 2004
- Submitted
- April 7, 2004
- Operation
- General aviation
- Aircraft
- N2650U
- Make and model
- Cessna 172D
- Aircraft serial
- 17250250
- Engine
- Cont O300D
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Retainer
- Condition
- Worn
- Location
- Engine
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- R
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.