What was found
ENGINE STOPPAGE AND FORCED LANDING OFF AIRPORT OCCURRED WHEN THE BUTTERFLY VALVE IN THE CARBURETOR HEAT AIRBOX SEPARATED FROM ITS SHAFT AND BLOCKED OFF AIR FLOW TO CARBURETOR/ENGINE.
- Difficulty date
- September 27, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N6894B
- Make and model
- Piper PA18A150
- Aircraft serial
- 185087
- System (JASC)
- 7160 · Engine Air Intake System
- Part
- Valve
- Condition
- Separated
- Location
- Carburetor
- Stage of operation
- NR
- Nature of condition
- Y
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.