NTSB Identification: MIA83FA093.
The docket is stored on NTSB microfiche number 21676.
Accident occurred Sunday, March 20, 1983 in TAMPA, FL
Aircraft: MOONEY M20J, registration: N1166U
Injuries: 3 Serious,1 Minor.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE ACCIDENT OCCURRED DURING AN INSTRUMENT TAKEOFF IN IMC. THE SKY WAS OBSCURED & VISIBILITY ZERO. AFTER LIFT-OFF THE ACFT BEGAN TO SETTLE. THE PLT STATED HE AGGRAVATED THE SITUATION BY ADVANCING DOWN TRIM WHICH WAS HIS ROUTINE TO ESTABLISH A 5 DEG CLIMB PITCH. HE FURTHER AGGRAVATED THE SITUATION BY ENGAGING THE AUTOPILOT. ON 'HDG' MODE THE AUTOPILOT HOLDS THE ACTIVE TRIM WHICH WAS STILL DOWN. THE PLT ALSO THOUGHT HE SET THE HSI BUG TO THE RWY HEADING OF 360 DEG. AFTER THE ACCIDENT HE FOUND THE 'HDG' BUG ON 330 DEG.

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

PROPER CLIMB RATE..NOT ATTAINED..PILOT IN COMMAND

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

AUTOPILOT..IMPROPER..PILOT IN COMMAND


Contributing Factors

LIGHT CONDITION..DARK NIGHT


Contributing Factors

WEATHER CONDITION..FOG


Contributing Factors

WEATHER CONDITION..LOW CEILING


Contributing Factors

WEATHER CONDITION..OBSCURATION


Contributing Factors

JUDGMENT..POOR..PILOT IN COMMAND

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