TOKYO: Japan’s two biggest airlines said yesterday they had begun replacing the powerpacks on their troubled Dreamliner aircraft after US aviation authorities’ approved Boeing’s battery fix proposal. All Nippon Airways (ANA), the next-generation aircraft’s biggest operator, started installing the new battery system into five of its 17 Dreamliner planes at a handful of Japanese airports, … Continue reading JAL, ANA start replacing 787 Dreamliner batteries