Nov 4, 1998
Accident
Substantial MAMMOTH, CA
Injuries2 serious, 2 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The pilot's failure to ensure that the autopilot was off prior to takeoff, and, his failure to maintain pitch control during the resultant pitch trim excursion during the takeoff ground roll.
NTSB LAX99LA023