As many as nine separate failures contributed to the loss of a Boeing 737 Max operated by Lion Air last year.
Flight JT 610 came down in Indonesia shortly after take-off on October 29th, killing all 189 people in board.
Released today, an official report into the incident chronicles a series of faults with Boeing, Lion Air and the pilots that eventually led to the plane crashing.
“From what we know, there are nine things that contributed to this accident,” Indonesian air accident investigator Nurcahyo Utomo told reporters.
“If one of the nine had not occurred, maybe the accident would not have occurred.”
Investigators found issues with the Manoeuvring Characteristics Augmentation System – or MCAS – software on the plane designed to help prevent the 737 Max from stalling.
The Indonesia National Transportation Safety Committee report showed there were incorrect assumptions about how the system would behave and that the “deficiencies” had been highlighted during training.
In addition, the first officer had struggled to run through a list of procedures that he should have had memorised.
The report also said the jet should have been grounded after an earlier fault.
The 353-page report suggests that a crucial sensor, which had been…
