What was found
DURING 50 HR OIL CHANGE PERFORMED DIFFERENTIAL PRESSURE CYLINDER LEAK CHECK, CYLINDER NR 2 FAILED, (5/80PSI). LEAKED BY EXHAUST AND INTAKE VALVE. ENGINE TIME SINCE OVERHAUL 523.5
- Difficulty date
- March 8, 2016
- Submitted
- September 19, 2016
- Operation
- General aviation
- Aircraft
- N924MM
- Make and model
- Cessna 172S
- Aircraft serial
- 172S11056
- Aircraft time
- 2,410 hours
- Engine
- Lyc IO360L2A
- Engine time
- 2,410 hours
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Valve
- Condition
- Leaking
- Location
- Nr 2 Cylinder
- Part time
- 2,410 hours
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.