ASN Wikibase Occurrence # 363475
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| Date: | Sunday 14 June 1992 |
| Time: | 16:00 LT |
| Type: |  Cessna 210B |
| Owner/operator: | Private |
| Registration: | N9545X |
| MSN: | 21057845 |
| Year of manufacture: | 1961 |
| Total airframe hrs: | 3084 hours |
| Engine model: | CONTINENTAL IO-470-S |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Belleville, IL -
 United States of America
|
| Phase: | Initial climb |
| Nature: | Private |
| Departure airport: | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT STATED THAT AS THE AIRPLANE BEGAN TO CLIMB OUT THERE WAS A LOSS OF ENGINE RPM AND THE ENGINE STARTED TO RUN ROUGH. A POST-ACCIDENT ENGINE RUN-UP WAS CONDUCTED. THE ENGINE STARTED EASILY AND OPERATED NORMALLY AT LOW POWER SETTINGS. AFTER A WARM UP PERIOD THE THROTTLE WAS ADVANCED TO 2500 RPM, AND 'THE ENGINE THEN STARTED TO RUN ROUGH, WITH BLACK SMOKE AND FLAMES COMING OUT THE EXHAUST... .' A FUEL PUMP BENCH TEST REVEALED THE HIGH END DISCHARGE ADJUSTMENT WAS SET HIGHER THAN RECOMMENDED. THE TEST STAND DISCHARGE GAGE PEGGED ON THE HIGH SIDE WHEN THE RPM WAS ADVANCED TO 2600 RPM PER TEST PARAMETERS. THE AIRCRAFT HAD FLOWN 1.1 HOURS SINCE THE ANNUAL INSPECTION WAS COMPLETED 8 MONTHS BEFORE THE ACCIDENT. LOGBOOKS INDICATED THE ENTIRE FUEL SYSTEM WAS REMOVED, OVERHAULED, REINSTALLED AND ADJUSTED IN DECEMBER, 1990, APPROXIMATELY 4 FLIGHT HOURS BEFORE THE ACCIDENT.
Probable Cause: THE IMPROPER FUEL PUMP HIGH END DISCHARGE ADJUSTMENT. A RELATED FACTOR IS IMPROPER MAINTENANCE/ANNUAL INSPECTION.
Accident investigation:
 |
|
Sources:
NTSB CHI92LA179
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 18-Mar-2024 17:42 | ASN Update Bot | Added |
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