Aircraft Accident/Incident Report

Becker, Minnesota 55308
Wednesday, September 18, 1985 9:30 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT REPORTED THE ENG PWR DROPPED FROM 2000 TO 1550 RPM DURING THE AERIAL APPLICATION FLT. THE PLT INCREASED THROTTLEAND ADVANCED THE PROP WITH NO INCREASE IN PWR. THE ACFT THEN SETTLED TO GROUND IMPACT AND NOSED OVER. POST ACCIDENT INSPECTION DISCLOSED ONE OF THE PROP BLADE COUNTER WEIGHTS HAD FAILED ALLOWING ONE PROP BLADE TO TRAVEL TO A HIGH PITCH (LOW RPM) SETTING WHILE THE OTHER REMAINED IN A LOW PITCH (HIGH RPM) SETTING.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/18/1985
Event Day of the Week Wednesday
Time of Event 930
Event Time Zone Central Daylight Time
Event City BECKER
Event State MINNESOTA
Event Country --
Zipcode of the event site 55308
Event Date Year 1985
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 3
Degrees magnetic from airport 315
Airport Elevation 940
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 18
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 150
Variable Wind Indicator Unknown
Wind Speed (knots) 3
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency FAA
NTSB Docket Number (internal use) 2882
NTSB Notification Source --
NTSB Notification Date Sep 18 1985 12:00AM
NTSB Notification Time 1030
Fiche Number and/or location -used to find docket information 31099
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N48405
NTSB Number CHI85FER02
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name GRUMMAN
Aircraft Model 164A
Aircraft Series Identifier 164A
Aircraft Serial Number 1632
Certified Max Gross Weight 4500
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 2 1985 12:00AM
Airframe hours since last inspection 339
Airframe Hours 3195
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name FRANK KASOWSKI
Aircraft Owner Street Address
Aircraft Owner City CASSLETON
Aircraft Owner State ND
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name RANDY LAHREN
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address BOX 41
Operator City KINDRED
Operator State ND
Operator Country
Operator Zip code 58051
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Agriculture
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code NONE
Departure City BECKER
Departure State MN
Departure Country
Departure Time 915
Departure Time Zone CDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --