TOKYO (AP) -- A sensor problem was found Sunday in one of the exchanged batteries for a Japan Airlines Boeing 787 jet but did not pose a safety risk, a Japanese broadcaster reported. The Boeing Co. (BA)jets had been grounded for four months until their safety could be reconfirmed.The problem emerged in a sensor that detects overheating in the modified version of the lithium-ion batteries used in the aircraft, NHK TV said. The batteries were encased to prevent overheating from spreading.
Report: Problem Found in 787 Jet; No Safety Risk
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