LOT Polish Airlines Flight 7 increased engine wear, since the engines were under greater load. NK-8-4 engines were not reliable enough. Warranty service life was only 5000 hours, and about half of LOT engines failed after 2000–3000 hours. Because of this, Polish pilots often called the Il-62 "flying coffins". In spite of the low reliability, the airline decided to increase overhaul life intervals to reduce the frequency of repairs, which were carried out in Soviet factories and quite expensive. LOT sent a letter to the Ilyushin Design Bureau containing the results of a test in which it was found that the engines could operate normally
Tracking (commercial airline flight) centers which often do not know the actual status of plane's whereabouts. Tracking (commercial airline flight) Flight Tracking is an activity by enthusiasts or concerned citizens. Tracking is not limited to aircraft activity; it can also include airport activity. Flight tracking via software is a relatively new activity. Flight/airline tracking, that is the use of flight trackers has been growing due to the obvious reason to know whether a flight has safely landed or whether everything goes according to the schedule so it is the time to go to the airport. With development of cell phones and other small PDA