N9687R

Substantial
Minor

BELL UH-1B S/N: 62-12529

Accident Details

Date
Tuesday, March 12, 1991
NTSB Number
MIA91LA113
Location
VERO BEACH, FL
Event ID
20001212X16669
Coordinates
27.720767, -80.390823
Aircraft Damage
Substantial
Highest Injury
Minor
Fatalities
0
Serious Injuries
0
Minor Injuries
1
Uninjured
0
Total Aboard
1

Probable Cause and Findings

IMPROPER MAINTENANCE ADJUSTMENT BY COMPANY MAINTENANCE PERSONNEL RESULTING IN OVERTORQUE OF A TAILBOOM ATTACH BOLT WHICH ALLOWED THE TAILBOOM TO SHIFT. THIS DISENGAGED THE TAIL ROTOR DRIVE SHAFT AT A COUPLING RESULTING IN THE LOSS OF TAIL ROTOR DRIVE.

Aircraft Information

Registration
N9687R
Make
BELL
Serial Number
62-12529
Engine Type
Turbo-shaft
Model / ICAO
UH-1B UH1
Aircraft Type
Rotorcraft
No. of Engines
1

Registered Owner (Historical)

Name
COLONY SERVICES INC
Address
PO BOX 1589
Status
Deregistered
City
LABELLE
State / Zip Code
FL 33935
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# MIA91LA113