What was found
(AUS) NO4 CYLINDER EXHAUST VALVE SEAT SEPARATED FROM CYLINDER. NO2 CYLINDER EXHAUST VALVE AND VALVE GUIDE UNSERVICEABLE. NO2 CYLINDER HEAD EXTENSIVELY CRACKED.
- Difficulty date
- November 18, 1997
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Bell 47J2A
- Engine
- Lyc TVO435B1A
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Valve Seat
- Condition
- Separated
- Location
- Eng Nr 4 Cyl Exh
- Stage of operation
- NR
- Nature of condition
- E, R
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.