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New Orange and Red Line MBTA cars return to service after battery issues – Boston News, Weather, Sports – Boston, Massachusetts

Boston, Massachusetts 2022-07-04 13:14:17 –

Boston (WHDH)-The fleet of new Orange and Red Line trains resumed service on July 4, after being shut down due to battery problems.

After an unused orange-line car battery broke down at Wellington Yard on June 20, MBTA officials took all new orange and red-line cars off track while investigating the issue. did. report.. According to MBTA, batteries control train electrical equipment and provide lighting, signage, and communication equipment.

Automakers CRRC and MBTA have worked with manufacturers to identify the root cause and repair of battery problems. According to MBTA, the problem was that the battery temperature readings were out of range, causing the battery to overcharge and fail.

The design change increased the airflow in the battery, the temperature sensing circuit changes were developed and implemented, and were successfully tested over the weekend.

In May, T personnel were unable to use all of these cars due to braking issues.

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New Orange and Red Line MBTA cars return to service after battery issues – Boston News, Weather, Sports Source link New Orange and Red Line MBTA cars return to service after battery issues – Boston News, Weather, Sports

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