Lexmark 24035SA Toner cartridge for lexmark printer models e230, e240, e330, e334, black

installing the fuser maintenance kit in the Lexmark eetu 33:30 and 340 series printers for sure you turn your printer off remove the power cord and let it cool for 30 minutes before you begin open up your front cover and on the right cover you'll discover two tabs press the tabs in and the door will open like a door hinge lift the printer and the door comes off on the left side there's one screw you have to remove there are also two tabs press on the tabs and it also opens up like a door on the rear cover remove the screws open the back exit cover and lift up and away and the cover comes off there are three screws on the rear exit guide to remove those three screws and the exit guide will then lift off exposing the fuser now for illustration purposes there is a cover over the controller board that we've already removed but there's a couple screws that cover that and you'll need to remov