FOR SAFE AND CLEANING EFFICIENT OPERATION Wipe the outside of the unit with a clean soft cloth, moistened with lukewarm water The apparatus shall not be exposed and wrung dry. Do not use solvents such to dripping or splashing. as benzene or thinner which will perma- No objects filled with liquids, such as nently damage the surface of the unit.
CAUTION: WHEN INSTALLING THE BATTERIES To prevent battery electrolyte leakage, which may result in injury and damage to the unit or other object, observe the following precautions. Battery must be installed with the proper polarity (see diagram on the back of the unit.) Remove the battery when it is not to be used for a month or more.