Jakarta, Nov 5 : The "black box" data recorder from a crashed Lion Air jet shows its airspeed indicator malfunctioned on its last four flights, investigators said Monday, just hours after distraught relatives of victims confronted the airline's co-founder at a meeting organised by officials.
National Transportation Safety Committee chairman Soerjanto Tjahjono said the problem was similar on each of the four flights, including the fatal flight on October 29 in which the plane plunged into the Java Sea minutes after taking off from Jakarta, killing all 189 people on board.
Erratic speed and altitude on the plane's previous flight, from Denpasar on Bali to Jakarta, were widely reported and "when we opened the black box, yes indeed the technical problem was the airspeed or the speed of the plane," Tjahjono told a news conference.
"Data from the black box showed that two flights before Denpasar-Jakarta also experienced the same problem," he said. "In the black box there were four flights that experienced problems with the airspeed indicator."
Indonesian investigators, the plane's manufacturer, Boeing, and the US National Transportation Safety Board are formulating a more specific inspection for Boeing 737 MAX 8 planes related to the airspeed problem, Tjahjono said.
"If there are urgent findings to be delivered, we will convey them to the operators and to the manufacturer," he said.
Lion Air has said a technical problem with the jet was fixed after problems with the Bali to Jakarta flight.
Investigator Nurcahyo Utomo said investigators need to review maintenance records, including what problems were reported, what repairs were done including whether components were replaced, and how the repairs were tested before the 2-month-old plane was declared airworthy.
"Currently we are looking for the cause of problem," he said "Whether the trouble came from its indicator, its measuring device or sensor, or a problem with its computer. This is what we do not know yet and we will find it out," he said.
At the meeting with family members, Tjahjono had said that information downloaded from the jet's flight data recorder was consistent with reports that the plane's speed and altitude were erratic after takeoff on its final flight.
Searchers are still trying to locate the cockpit voice recorder.
Rusdi Kirana, Lion Air's co-founder, was not invited to speak by Transport Minister Budi Karya Sumadi, who moderated the meeting between relatives and the officials who are overseeing the search effort and accident investigation.
But he stood and bowed his head after angry and distraught family members demanded that Kirana, who with his brother Kusnan Kirana founded Lion Air in 1999, identify himself.
"Lion Air has failed," said a man who identified himself as the father of passenger Shandy Johan Ramadhan, a prosecutor in a district on the island where the flight was headed.
"I want Mr Rusdi Kirana and his team to pay attention," he said. "Since the time of the crisis, I was never contacted by Lion Air. We lost our child, but there was no empathy that Lion Air showed to us." After the meeting, Kirana left in a hurry, avoiding questions from reporters.
Many families face an agonizing wait for missing relatives to be identified. Police medical experts have received nearly 140 body bags of human remains and have identified 14 victims.
Relatives questioned why the plane had been cleared to fly after suffering problems on its Bali to Jakarta flight on October 28 that included a rapid descent after takeoff that terrified passengers.
"Lion Air said the problem was fixed, is it true the problem was cleared?" asked Bambang Sukandar, whose son was on the flight. "If not, technicians in charge must be responsible," he said.
"The law is absolute, because they have stated that the plane was cleared to take off again. These bad technicians must be processed by law to prevent plane accidents from continuing in Indonesia."
Tjahjono said the large amount of small debris and the relatively small area the debris was found in showed the plane hit the water at a very high speed.
"The plane was intact when it plunged to the sea, it did not explode in the air, and the aircraft engine was running when it touched the water at high RPM it's marked by the loss of all blades of the turbine," he said.
The Lion Air crash is the worst airline disaster in Indonesia since 1997, when 234 people died on a Garuda flight near Medan. In December 2014, an AirAsia flight from Surabaya to Singapore plunged into the sea, killing all 162 on board.
Lion Air is one of Indonesia's youngest airlines but has grown rapidly, flying to dozens of domestic and international destinations. It has been expanding aggressively in Southeast Asia, a fast-growing region of more than 600 million people.
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Hyderabad (PTI): Telangana Chief Minister A Revanth Reddy met Union Home Minister Amit Shah in Delhi on Wednesday night and urged him to increase the sanctioned strength of IPS officers to the state in view of its growing administrative and security needs.
The two leaders also discussed the recent surrender of several senior Maoist leaders before the Telangana Police and other issues.
"During the meeting, the two leaders discussed the issue of Maoist surrenders and their rehabilitation. The chief minister informed Shah that significant improvements in policing have taken place in Telangana over the past two years," an official release here said.
Highlighting that 591 Maoists have laid down their arms and joined the mainstream of society during this period, the chief minister said the state government was providing them compensation and rehabilitation assistance as per the rules.
He requested the Union home minister to extend financial support from the central government for development works in the backward regions of the state.
Reddy also urged Shah to increase the sanctioned strength of IPS officers to the state from 83 to 105 in line with the state's growing administrative and security needs, the statement said.
The first cadre review after the formation of Telangana was conducted in 2016, while the next review, due in 2021, was delayed and finally carried out in 2025. Even then, only seven additional IPS officers were allocated to the state, the chief minister informed Shah and requested that the third cadre review be conducted in 2026 as per the schedule.
Reddy explained that Telangana, like the rest of the country, is facing several modern challenges, including cybercrime, drug trafficking, white-collar crimes, and other emerging security threats.
He highlighted the reorganisation of the Hyderabad, Cyberabad, and Malkajgiri Police Commissionerates, the proposed formation of the Future City Commissionerate and the rapidly growing population in Hyderabad to underline the increasing administrative requirements of the state.
