Hall D Maintenance Status Long Description

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TASK Primary Contact Secondary Contact PERIOD (days) NEXT MAINTENANCE LAST MAINTENANCE
Tagger UPS check/bat bunton@jlab.org spiegel@jlab.org 1260 10/22/25 05/11/22

Test Tagger UPS. This task tests the UPS once every 4 years, and replaces the batteries once every 8 years. The design life of the batteries (lithium ion) is 10 years.