Hall D Maintenance Status Long Description

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TASK Primary Contact Secondary Contact PERIOD (days) NEXT MAINTENANCE LAST MAINTENANCE
DIRC water quality keithb@jlab.org dallen@jlab.org 365 04/09/24 04/10/23

Please perform a DIRC water quality test. Perform local chemical tests to determine dissolved carbon dioxide and dissolved oxygen. Check with the Hall D Engineer to determine if a sample must also be sent to J.R. Reed and Associates. Sample sent 2/5/2019 waiting for results. Cart was turned off for Down 2/5/2021 No water test needed at this time Water has been drained from system.3/1/23