NTSB Identification: CHI84LA217.
The docket is stored on NTSB microfiche number 25036.
Accident occurred Monday, June 04, 1984 in MT. PLEASANT, MI
Aircraft: CESSNA 172M, registration: N9801V
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE STUDENT PLT WAS IN THE TRAFFIC PATTERN PRACTICING TOUCH-&-GO LANDINGS WHEN THE ENG LOST POWER. HE SUSPECTED A CARBURETOR PROBLEM BECAUSE OF RECENT PROBLEMS. HE USED THE PRIMER, AT WHICH TIME THE ENGINE RESPONDED MOMENTARILY. SUBSEQUENT, THE PLT MADE A FORCED LANDING ON SOFT TERRAIN WHERE THE NOSE GEAR COLLAPSED & THE ACFT NOSED OVER. PREVIOUSLY, THE CARBURETOR HAD BEEN LEAKING & WAS REPAIRED; HOWEVER, IT BEGAN LEAKING AGAIN. THE PLT STATED THAT HE WAS INFORMED THAT THE CARBURETOR FLOAT WAS STICKING & THE REPAIR COULD WAIT UNTIL THE NEXT SCHEDULED ANNUAL INSPECTION WHICH WAS DUE IN THE FOLLOWING MONTH.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT..INTENTIONAL..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FUEL SYSTEM,CARBURETOR..FAILURE,PARTIAL


Contributing Factors

TERRAIN CONDITION..SOFT


Contributing Factors

FUEL SYSTEM,CARBURETOR..LEAK


Contributing Factors

MAINTENANCE..IMPROPER..OTHER MAINTENANCE PERSONNEL

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