systems:battery
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| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| systems:battery [2016/09/13 00:40] – superwizard | systems:battery [2017/05/17 19:15] – [Dead UPS Batteries? There’s a Cheaper Way] superwizard | ||
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| + | UB1290 9AH version of " | ||
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| 1 . So whenever I remove multiple old batteries from a UPS, the first thing I do is | 1 . So whenever I remove multiple old batteries from a UPS, the first thing I do is | ||
| shake them individually. If they rattle, they’re dead. Go ahead and toss recycle them (in fact, | shake them individually. If they rattle, they’re dead. Go ahead and toss recycle them (in fact, | ||
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| car charger will do – car batteries are also 12 volts). If my charger doesn’t light up, it means | car charger will do – car batteries are also 12 volts). If my charger doesn’t light up, it means | ||
| the battery’s posts aren’t connected internally, and so the battery is dead. | the battery’s posts aren’t connected internally, and so the battery is dead. | ||
| - | 3. If the charger’s lights rapidly switch between “fully charged” and “charging, | + | 3. If the charger’s lights rapidly switch between “fully charged” and “charging, |
| + | wonky inside the battery, and it’s dead. | ||
| 4. But if it charges, and stays charged, put it in the “good” pile. | 4. But if it charges, and stays charged, put it in the “good” pile. | ||
| </ | </ | ||
systems/battery.txt · Last modified: 2018/06/19 17:39 by superwizard