In a letter, the pilots' body said the simulator testing on Boeing 787 does not support the timeline contained in the AAIB Preliminary Report. The Federation of Indian Pilots have flagged the preliminary report on Air India flight AI-171 crash and suggested that the deployment of Ram Air Turbine (RAT) may not be linked to the fuel interruption.The tail part of an Air India plane, B787 Aircraft VT-ANB, while operating flight AI-171 from Ahmedabad to Gatwick, has crashed on the roof of a building, in Ahmedabad on Thursday. (Central Industrial Security Forc)In a letter to the Director General, Aircraft Accident Investigation Bureau, the pilots' body said the simulator testing on Boeing 787 does not support the timeline contained in the AAIB Preliminary Report.