© Reuters. Indonesia Navy personnel makes use of a forklift to maneuver the turbine of Sriwijaya Air flight SJ 182 on the final day of its search and rescue operation on the Tanjung Priok port in Jakarta
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By Agustinus Beo Da Costa
JAKARTA (Reuters) – Indonesia’s air accident investigator is probing whether or not an issue with the autothrottle system, that controls engine energy mechanically, contributed to the Sriwijaya Air crash on Jan. 9 that killed all 62 folks on board, an official mentioned on Friday.
Nationwide Transportation Security Committee (KNKT) investigator Nurcayho Utomo mentioned an issue with the Boeing (NYSE:) 737-500’s autothrottle system was reported after a flight a couple of days earlier.
“There was a report of malfunction on the autothrottle a few days earlier than to the technician within the upkeep log, however we have no idea what sort of downside,” he advised Reuters. “If we discover the CVR (cockpit voice recorder) we are able to hear the dialogue between the pilots, what they talked about and we’ll know what’s the downside.”
It stays unclear whether or not an issue with the autothrottle system contributed to the crash, Utomo mentioned, including he couldn’t recall every other points raised within the upkeep log.
It’s acceptable for a airplane to fly with an autothrottle system that’s not working as a result of pilots can management it manually as an alternative, he mentioned.
Sriwijaya mentioned he was unable to touch upon technical issues involving the investigation earlier than an official assertion was made by KNKT. A preliminary report is anticipated to be issued inside 30 days of the crash, according to worldwide requirements.
The airplane’s flight information recorder (FDR) has been recovered and browse by investigators however an underwater seek for the CVR’s reminiscence unit on the crash website within the Java Sea is continuous.
Citing sources near the investigation, the Wall Avenue Journal (WSJ) on Thursday reported the FDR information confirmed the autothrottle system was not working correctly on one of many airplane’s engines because it climbed on departure from Jakarta.
As a substitute of shutting off the system, the FDR indicated the pilots tried to get the caught throttle to operate, the WSJ mentioned. That might create important variations in energy between engines, making the jet more durable to regulate.
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