What was found
CHECKED VALVE GUIDE CLEARANCE IAW SB 388B AND FOUND EXHAUST VALVES GUIDES IN CYLINDERS 1 AND 4 TO BE OUT OF SPECIFICATIONS. THE INTAKE AND EXHAUST VALVES IN BOTH CYLINDERS ALSO WERE BELOW MANUFACTURER'S SPECIFICATIONS.
- Difficulty date
- March 5, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N6039P
- Make and model
- Piper PA24250
- Aircraft serial
- 241135
- Engine
- Lyc O540A1A5
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Valve Guide
- Condition
- Defective
- Location
- Cyl 1-4 Exh
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.