3Battery PackBatteryBattery Compartment CoverOFFGROSSGTARENETNONZERO 0Weight DisplayWindowNet AnnunciatorLow BatteryIndicatorZero IndicatorON/ZERO KeyOFF KeyGROSS, TAREand NET KeysTStep 3Replace the battery compartment cover and retaining screws.NOTE! If the HSDC scale fails to operate after battery replacement check tomake certain that each of the six cells has been installed correctly. One cellinstalled backward will prevent the scale from operating.SCALE OPERATIONBefore weighing operations can begin it will be necessary to install batteries in the scale. Refer tothe battery installation section of this manual for additional information.Hang the scale from a support that is strong enough to support the weight of the scale PLUS theweight of the material that is to be weighed.Hang the load receiving element on the hook on the bottom of the scale and press the ON/ZEROkey. Look at the weight display. If the display does not indicate zero weight, press the ON/ZEROkey again to reset the display to zero.Place the material to be weighed in the receiving element and read the weight in the scale display.Refer to the figure below for the identification of scale components:BATTERY INSTALLATION, Cont.