Page 6 HV/HW-CEP Series3.3. Precautions on operating the ScalePeriodically ensure that the weight value is correct.Calibrate the scale before using and after moving it to another location.Do not place anything on the pan which exceeds the weighing capacity.Do not drop anything upon the pan.Do not use a sharp instrument such as a pencil to press the keys. Press the keysgently using your finger.Pressing the ZERO key before each weighing is recommended to prevent possibleerror.Replace the used batteries with four new ones when the “lb” mark is displayed.As a Battery , only the four “D”, “LR20” or “AM1” alkaline 1.5 V batteries listed belowcan be used.DURACELL MN1300, ENERGIZER E95, Panasonic LR20(XJ)3.4. Precautions on storing the ScaleDo not disassemble the scale.Do not use solvents to clean the scale. Wipe it with a dry lint free cloth or a lint freecloth which is moistened with warm water and a mild detergent.The base unit can be cleaned with gentle running tap water. Do not scratch the baseunit with a brash. Allow the unit to dry before using.Protect the display unit from dust and water.Remove the batteries from the display unit when the scale is not to be used for a longtime. If you leave the batteries installed, they may leak and damage the scale.