[Ace] Log entry notification: : mccups22 and mccups1 problems
elogadm at jlab.org
elogadm at jlab.org
Sat Aug 25 14:40:02 EDT 2012
http://opweb.acc.jlab.org/CSUEApps/elog/entry/1798708
1798708: mccups22 and mccups1 problems
mccups22(services rack mc02B22) and mccups1 (services control room) both started hurling errors this morning at roughly the same time.
mccups22:
mccups22 had an " Critical - UPS: An automatic voltage regulator (AVR) relay fault exists." This is usually caused by a very high input voltage. I had to power cycle the UPS to clear the fault. It seems fine now
mccups1:
mccups1 had once again become unhappy with one of it's batteries. The condition cleared itself while I was driving in. Replacement batteries for the entire UPS were ordered on Friday and will be installed next week. I have removed the intermittantly bad battery from service. This decreases the runtime of the UPS under current load but it is still plenty to accomidate cut-over to the generator.
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