N6003SAEROSPATIALE AS350D 1989-05-21 NTSB Accident Report

Substantial
Minor

AEROSPATIALE AS350D S/N: 1552

Summary

On May 21, 1989, a Aerospatiale AS350D (N6003S) was involved in an accident near Waialae Falls, HI. The accident resulted in 7 minor injuries. The aircraft sustained substantial damage.

The National Transportation Safety Board determined the probable cause of this accident to be: IMPROPER MAINTENANCE/ADJUSTMENT OF THE ENGINE FUEL CONTROL UNIT BY COMPANY MAINTENANCE PERSONNEL, WHICH RESULTED IN A SLIGHT LOSS OF ENGINE POWER, AND FAILURE OF THE PILOT TO MAINTAIN ROTOR RPM, WHILE TURNING AND TAKING OFF FROM A HOVER WITH A RELATIVELY HEAVY GROSS WEIGHT. FACTORS RELATED TO THE ACCIDENT WERE: THE HIGH DENSITY ALTITUDE AND ROUGH/UNEVEN (ROCKY) TERRAIN IN THE EMERGENCY LANDING AREA.

This accident is documented in NTSB report LAX89LA197. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N6003S.

Accident Details

Date
Sunday, May 21, 1989
NTSB Number
LAX89LA197
Location
WAIALAE FALLS, HI
Event ID
20001213X28353
Coordinates
21.950860, -159.669937
Aircraft Damage
Substantial
Highest Injury
Minor
Fatalities
0
Serious Injuries
0
Minor Injuries
7
Uninjured
0
Total Aboard
7

Probable Cause and Findings

IMPROPER MAINTENANCE/ADJUSTMENT OF THE ENGINE FUEL CONTROL UNIT BY COMPANY MAINTENANCE PERSONNEL, WHICH RESULTED IN A SLIGHT LOSS OF ENGINE POWER, AND FAILURE OF THE PILOT TO MAINTAIN ROTOR RPM, WHILE TURNING AND TAKING OFF FROM A HOVER WITH A RELATIVELY HEAVY GROSS WEIGHT. FACTORS RELATED TO THE ACCIDENT WERE: THE HIGH DENSITY ALTITUDE AND ROUGH/UNEVEN (ROCKY) TERRAIN IN THE EMERGENCY LANDING AREA.

Aircraft Information

Registration
Make
AEROSPATIALE
Serial Number
1552
Engine Type
Turbo-shaft
Model / ICAO
AS350D AS50
Aircraft Type
Rotorcraft
No. of Engines
1

Registered Owner (Historical)

Name
MONARCH LEASING INC
Address
12515 WILLOWS RD NE SUITE 200
Status
Deregistered
City
KIRKLAND
State / Zip Code
WA 98034
Country
United States

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# LAX89LA197