Smoke Evacuation Systems Operator’s Manual DELL PlumeSafe® Smoke Evacuation System Limited Warranty For a period of one (1) year following the date of delivery, BUFFALO FILTER warrants the Dell PlumeSafe® Evacuation System against any defects in material or workmanship. For a period of one (1) year following the date of delivery. BUFFALO FILTER will repair or replace (at BUFFALO FILTER’S option) the same without charge, provided that routine maintenance as specified in this manual has been perfo