Cessna 150G N4690X
3 July 1990 · Manchester, Michigan, United States · No injuries
Summary
On 3 July 1990 at about 18:40 local time, a Cessna 150G registered N4690X was involved in an accident near Manchester, Michigan, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 18:40
- Classification
- Accident
- Location
- Manchester, Michigan, United States
- Coordinates
- 42.1396, -84.0305
- Aircraft
- Cessna 150G
- Registration
- N4690X
- Category
- Airplane
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Route
- Pontiac → Clinton
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- CHI90LA167
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 0 | 2 |
Probable cause
LOSS OF ENGINE POWER DUE TO A STUCK EXHAUST VALVE.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE PILOT REPORTED THAT DURING NORMAL CRUISE FLIGHT HE NOTICED A 'SEVERE VIBRATION, AS WELL AS A TREMENDOUS LOSS OF POWER.' HE EXECUTED A FORCED LANDING IN A SOFT, RECENTLY PLOWED FIELD. WHEN THE NOSEWHEEL TOUCHED DOWN, THE AIRCRAFT NOSED OVER AND CAME TO A STOP UPSIDE DOWN. A POST-ACCIDENT INSPECTION OF THE ENGINE REVEALED NO COMPRESSION IN THE #2 CYLINDER. FURTHER EXAMINATION REVEALED THAT THE #2 CYLINDER EXHAUST VALVE WAS STUCK IN THE FULL OPEN POSITION. THE MOST RECENT MAINTENANCE WAS AN ANNUAL INSPECTION DATED FIVE MONTHS BEFORE THE ACCIDENT, AND THE AIRCRAFT/ENGINE HAD ACCUMULATED 83 HOURS SINCE THAT TIME. THE COMPRESSION CHECK WAS SATISFACTORY ON ALL CYLINDERS AT THE TIME OF THE ANNUAL INSPECTION.
Quoted verbatim from the NTSB record.
Other Cessna 150 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 10 Oct 1990 | Cessna 150 | Riverside, California, United States | PAR Flight | No injuries | - |
| 16 Sep 1990 | Cessna 150J | Grantham, North Carolina, United States | Grantham Aero Club | No injuries | - |
| 18 Jul 1990 | Cessna 150M | New Knoxville, Ohio, United States | - | No injuries | - |
| 19 Oct 1990 | Cessna 150E | S. Lake Tahoe, California, United States | Kern, Gunther | No injuries | - |
| 21 Oct 1990 | Cessna 150H | San Carlos, California, United States | Ramos, Frank M. | No injuries | - |
| 3 Nov 1990 | Cessna 150G | Columbia, California, United States | Tommy J. RAU | No injuries | - |
All 10,427 records for this type
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 5 Apr 1990 | Beechcraft M35 | Romeo, Michigan, United States | John E. Singer | Fatal | 1 |
| 26 Jun 1990 | Piper PA-46-310P | Lakeville, Michigan, United States | - | Fatal | 1 |
| 28 Apr 1990 | Sikorsky S-58F | Southfield, Michigan, United States | - | Fatal | 1 |
| 3 Feb 1990 | North American NA-265-40 | Detroit, Michigan, United States | Detroit City Police | No injuries | - |
| 20 May 1990 | Piper PA-28-181 | East Lansing, Michigan, United States | J. J. Tiefenthaler | Fatal | 1 |
| 3 Jun 1990 | Beechcraft A36 | Gaylord, Michigan, United States | G M N Leasing | Fatal | 4 |