Incident Overview
Date: Saturday 6 March 1976
Aircraft Type: Ilyushin Il-18E
Owner/operator: Aeroflot / Armenia
Registration Number: CCCP-75408
Location: near Verkhnyaya Khava –
ÿ Russia
Phase of Flight: En route
Status: Destroyed, written off
Casualties: Fatalities: 111 / Occupants: 111
Component Affected: Compass system, two main gyros, autopilotCompass system, two main gyros, autopilot
Category: Accident
An Ilyushin aircraft, en route to Yerevan, experienced a sudden electrical power failure at FL260, resulting in the loss of compass, gyros, and autopilot. The crew became confused regarding gyro readings, leading to a loss of control and subsequent crash during a nighttime flight with thick clouds and obscured visibility.An Ilyushin aircraft, en route to Yerevan, experienced a sudden electrical power failure at FL260, resulting in the loss of compass, gyros, and autopilot. The crew became confused regarding gyro readings, leading to a loss of control and subsequent crash during a nighttime flight with thick clouds and obscured visibility.
Description
The Ilyushin had taken off from Moscow-Vnukovo for a flight to Yerevan. En route at FL260 an electrical power failure occurred, disabling the compass system, two main gyros and autopilot. The flight crew were confused now knowing whether the left, right or standby gyro were giving correct information. After some banking manoeuvres, the aircraft apparently lost control and crashed. The accident happened at night with a thick layer of clouds, topping at FL130; the natural horizon was not visible.
Source of Information
http://airdisaster.ru/database.php?id=59, https://www.airhistory.net/info/soviet.phphttp://airdisaster.ru/database.php?id=59, https://www.airhistory.net/info/soviet.phpPrimary Cause
Electrical power failureElectrical power failureShare on:
