Jul 24, 2008
Accident
Substantial Lafetyette, IN
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 137
Probable Cause
The loss of engine power during an aerial application flight due to a fatigue fracture of the carburetor heat control valve spring and the inadequate maintenance inspection by the pilot/mechanic. An additional cause was the low altitude of the operation.
NTSB CHI08CA210