DEN83LTI01

NTSB accident investigation · Scorpion 133 · Manhattan, MT · October 3, 1982

Accident · No injuriesFinal report
Date
October 2, 1982, 18:30 local (Oct 3, 1982, 00:30 UTC)
Place
Manhattan, MT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N133RWScorpion 133
Weather
Visual (VMC) · Day
Status
Completed · report October 2, 1983
Report
Approved by Office Director
FAA report
19821002051719A
Case key
71562

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - nonmechanicalCruise - normal
Electrical system,battery - output lowCause
Fuel system,pump - disabledCause
Fluid,fuel - starvationCause
Forced landingLanding - flare/touchdown
Autorotation - performedPilot in command
Roll overLanding - roll

Analysis

Battery failed because it had not been charged. No on board charging provision. Electric pump could not operate without electricity. No fuel to engine. During an autorotative landing, the tail rotor was damaged. With no tail rotor control, the helicopter slid sideways after touchdown and rolled over.

Aircraft

Registration
N133RW
Reported as
Scorpion 133
Category
Helicopter, amateur-built
Serial number
2552
Airframe hours
389
Engine
Rotorway 133, 65 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Joe Molendyk
Registered owner
Joe Molendyk
Departed
Manhattan, MT
Destination
Manhattan, MT

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
28
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Flight hours
500 total · 410 in this make and model · 465 as pilot in command · 23 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
220° at 15 knots
Visibility
50 statute miles
Temperature
131 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N133RW · 1

Matched to the same aircraft by N-number and date.