What was found
(CAN) DURING ENGINE ROCKER VALVES INSPECTION, NR 4 CYLINDER INTAKE VALVE LIFT WAS FOUND VERY LOW. THE CYLINDER WAS REMOVED AND CAMSHAFT INTAKE VALVE LOBE WAS FOUND WORN. THE ENGINE WAS REMOVED FROM THE AIRCRAFT AND SENT FOR REPAIR.
- Difficulty date
- March 5, 2002
- Submitted
- March 21, 2002
- Operation
- General aviation
- Make and model
- Piper PA31350
- Aircraft time
- 8,504 hours
- Engine
- Lyc LTIO540J2BD
- System (JASC)
- 8520 · Reciprocating Engine Power Section
- Part
- Camshaft
- Part number
- LW12201
- Condition
- Worn
- Location
- Engine
- 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.