LAX86LUG01

NTSB accident investigation · Texas Helicopter M74A · Daggett, CA · October 19, 1985

Accident · No injuriesFinal report
Date
October 19, 1985, 10:00 local (17:00 UTC)
Place
Daggett, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N51862Texas Helicopter M74A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851019056909A
Case key
25270

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) - mech failure/malfTakeoff
Ignition system,magneto - failure,totalCause
Altitude - inadequateFactor
Forced landingDescent - emergency
Load jettison - performedPilot in command
Roll overLanding - flare/touchdown
Aircraft handling - not maintainedPilot in commandCause

Analysis

The plt stated he had just lifted off for a fertilizer spreading operation with an external load bucket, when the eng had a partial pwr loss at 100 ft AGL. A descent was started and the bucket was disengaged. However, while the plt was attempting to land the helicopter, the tail rotor contacted the ground, followed by the main rotor blades. When the helicopter came to rest, it was laying on it's right side. Post accident inspection disclosed te movable breaker of the left magneto breaker point assembly was found broken off and laying in the bottom of the magneto housing.

Aircraft

Registration
N51862
Reported as
Texas Helicopter M74A
Category
Helicopter
Serial number
79-02B
Airframe hours
1,069
Engine
Lycoming VO-435-A1F, 240 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Aerohead Helicopters
Airworthiness certificate
Special, Restricted (Special)
Last inspection
100 hour · September 29, 1985 · 35 hours before

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
39
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Flight hours
9,013 total · 1,500 in this make and model

Weather

Conditions
Visual (VMC) · Day
Visibility
100 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point -0 °F

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 N51862 · 2

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