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<div class="pre" style="margin: 0; padding: 0; font-family: monospace"><span style="font-size: 12pt;">A severely abused bank of Rolls Surrette batteries had one battery off gas heavily on discharge. It seems like the off gassing happens on overcharge, not discharge. What could have caused that?</span><br /><br /><span style="font-size: 12pt;">Thank you,</span><br /><br /><span style="font-size: 12pt;">Drake </span><br /><br />Drake Chamberlin<br />Athens Electric LLC<br />Ohio Electrical Contractor’s License 44810<br />NABCEP Certified PV Installation Professional<br /><br /><br />
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