UTAir B735 at Tyumen on Jun 15th 2021, autopilot malfunction
Last Update: June 16, 2021 / 10:06:20 GMT/Zulu time
Incident Facts
                    Date of incident
                    
                        Jun 15, 2021                    
                
                    Classification
                    
                        
                        
                            
                            Incident                            
                        
                    
                    
                
                    Airline
                    
                        
                        
                            
                            UTAir                            
                        
                    
                    
                
                    Flight number
                    
                                                                                    
                            
                            UT-528                                                            
                                                                        
                
                    Departure
                    
                                                                                    
                                                        Tyumen, Russia                                                            
                                                                        
                
                    Destination
                    
                                                                                    
                                                        Saint Petersburg, Russia                                                            
                                                                        
                
                    Aircraft Registration
                    
                        
                            
                                
                            
                            VP-BYL                                                            
                                                                        
                
                    Aircraft Type
                    
                        
                        
                            
                            Boeing                            737-500                            
                        
                    
                    
                
                    ICAO Type Designator
                    
                        
                        
                            
                            B735                            
                        
                    
                    
                
The aircraft remained on the ground for about 8 hours, then departed for the rotation UT-9745/UT-9746 to Baku (Azerbaijan) and back.
Rosaviatsia reported the autopilot malfunctioned prompting the return to the departure aerodrome.
On Jun 16th 2021 Rosaviatsia added that there was a DC failure, an alarm for the right IRS, MACH trim failure, neither of the autopilots could be connected and no flight directors were shown.
Incident Facts
                    Date of incident
                    
                        Jun 15, 2021                    
                
                    Classification
                    
                        
                        
                            
                            Incident                            
                        
                    
                    
                
                    Airline
                    
                        
                        
                            
                            UTAir                            
                        
                    
                    
                
                    Flight number
                    
                                                                                    
                            
                            UT-528                                                            
                                                                        
                
                    Departure
                    
                                                                                    
                                                        Tyumen, Russia                                                            
                                                                        
                
                    Destination
                    
                                                                                    
                                                        Saint Petersburg, Russia                                                            
                                                                        
                
                    Aircraft Registration
                    
                        
                            
                                
                            
                            VP-BYL                                                            
                                                                        
                
                    Aircraft Type
                    
                        
                        
                            
                            Boeing                            737-500                            
                        
                    
                    
                
                    ICAO Type Designator
                    
                        
                        
                            
                            B735                            
                        
                    
                    
                
                        
                            This article is published under license from Avherald.com. © of text by Avherald.com.
                            
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