Source: Simon Hradecky | www.avherald.com

A Nordstar Boeing 737-300, registration VP-BKT performing flight Y7-404 from Norilsk to Moscow Domodedovo (Russia) with 120 passengers and 8 crew, was climbing through FL300 out of Norilsk when the crew stopped the climb due to a burning odour on board followed by the activation of a smoke detector. The aircraft returned to Norilsk for a safe landing about 45 minutes after departure.

The West Siberian Investigation Department of Transport reported the aircraft returned to Norilsk due to false triggering of a sensor.

Rosaviatsia reported the aircraft returned to Norilsk due to a odour of burning wires and the activation of a smoke sensor on board as result of a generator failure.

The occurrence aircraft is still on the ground in Norilsk about 20 hours after landing back.