nutsinee.kijbunchoo@LIGO.ORG - posted 19:47, Friday 21 April 2023 - last comment - 20:10, Friday 21 April 2023(68911)
Very noisy slow control power supply fan
The sound of the fan chugging was audible from downstairs (this power supply lives on the mezzanine). I didn't hear this yeaterday. Just in case DARM gets noisy over the weekend this guy might be a suspect.
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Filiberto has a work permit to replace this power supply already signed off