Eaton says that alarm error #191 comes from a battery test, where batteries are put under load for 25 seconds. (If the alarm is unexpected, you might have enabled the automatic battery test.) # 191 is
eaton 9130 ups alarm #191 Open cell in the battery. The batteries need to be replaced, or at least the most bad battery!
192 questions posted
Usually answered in minutes!
22 Questions
13 Questions
5 Questions
