Lexmark C720 User's Guide - Page 76

Replacing the oil bottle Your printer monitors the life of your oil bottle. When the oil bottle becomes low, 81 Oil Bottle Low appears. It is time for you to replace your oil bottle. Press Go to clear the message. The Supplies message appears on the second line of the display to remind you that supplies need attention. The printer continues to show Oil Bottle Low in the Supplies Menu until you replace the oil bottle or until the oil bottle is empty. When the oil bottle is empty, the printer displays 81 Oil Bottle Empty or Missing and stops printing. You must replace the oil bottle to continue printing. To replace the oil bottle, use the following steps or the instruction sheet supplied with the new oil bottle. 1 Slide the top door release latch toward the front of the printer. 2 Lift the top door. Top door release latch CAUTION: The internal components of the printer may be hot. Allow the printer to cool before touching any internal components. 76