What was found
(AUS) LT ENGINE NR 6 CYLINDER VALVE COLLETS FAILED. INLET VALVE DROPPED. METAL CONTAMINATION OF OIL SYSTEM. OTHER COLLETS INSPECTED HADSIGNS OF ABNORMAL WEAR. SUSPECT UNAPPROVED PARTS.
- Difficulty date
- March 23, 2001
- Submitted
- April 4, 2001
- Operation
- General aviation
- Make and model
- Beech A658200
- Engine
- Lyc GSO480B1A6
- Propeller
- Hartzl HCB3Z202
- System (JASC)
- 8530 · Reciprocating Engine Cylinder Section
- Part
- Collet
- Part number
- G4299
- Condition
- Failed
- Location
- Lt Engine
- Component
- Lyc
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- E
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.