Scorpion 133 N13420

Summary

On 5 September 1982 at about 21:30 local time, a Scorpion 133 registered N13420, operated by Gary Deitering, was involved in an accident near Mondamin, Iowa, United States. One person was on board and one had minor injuries. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

5 September 1982 at 21:30

Classification

Accident

Location

Mondamin, Iowa, United States

Coordinates

41.7008, -96.0210

Aircraft

Scorpion 133

Registration

N13420

Category

Helicopter

Engines

1

Operator

Gary Deitering

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Mondamin → Mondamin

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

MKC82DA166

1 person had minor injuries.

The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.

Nothing about the cause is stated here that is not in the source record.

Read the full NTSB narrative

AFTER A GROUND ADJUSTMENT TO THE COLLECTIVE PITCH ON HIS HOMEBUILT HELICOPTER, THE PILOT TOOKOFF TO PRACTICE HOVERING TAKEOFF AND LANDING. IN AN ATTEMPT TO HOVER CLOSE TO GROUND, HE RAISED THE COLLECTIVE AND THE AIRCRAFT SHOT UP ABOUT 30 FEET. IT THEN FELL OFF TO THE LEFT AND IMPACTED THE GROUND A LATER DISCUSSION WITH FACTORY REPRESENTATIVE DISCLOSED A DIFFERENCE BETWEEN VERBAL ADJUSTMENT INSTRUCTIONS AND THOSE ON THE PUBLISHED PLANS FOR BUILDING THE AIRCRAFT.

Quoted verbatim from the NTSB record.