21 Safety InformationRead and follow all WARNINGS,CAUTIONS and INSTRUCTIONS included with eachproduct to use the products correctly and to avoid personal injury or property damage duringsystem operation. NITTOH ZOHKI CANN NOT BE RESPONSIBLE FOR DAMAGE ORINJYRY RESULTING FROM UNSAFE USE OF PRODUCTS, LACK OF MAINTENANSEOR INCORRECT SYSTEM APPLICATION.Cautions remarks used in this manual are classified as follows;DANGERIn case as the result of incorrect use in disregard of this remarks,imminent danger may happen, causing the risk of death or seriousinjury.WARNINGIn case as the result of incorrect use in disregard of this remarks,there will be s possibility that an operator will die or receive aserious wound.CAUTIONIn case as the result of incorrect use in disregard of this remarks,there will be a possibility that and operator will receive an injury ormaterial damage only will happen.Cautions when installedWARNING■Install a pump unit for better balance.Since the reservoirs of totally enclosed rubber structure are used in this series pumps, thepumps can be placed for use in every direction (slant, inversion or perpendicular).However, the pumps should be installed on stable places. When a pump is used aslant, fixit firmly with. Otherwise, it slide down, causing an injury.■Prepare good working environment.Make sure all system components are protected form external sources of damage such asexcessive heat, flame, moving machine parts, sharp edges, corrosive chemicals.CAUTION■Do not use the pump in the rain or on such wet or dusty places.■Do not expose hydraulic system to the direct rays of the summer’s sun.Be careful with unacceptable rise in hydraulic oil temperature, causing trouble ofhydraulic equipment.■In case the pumps are used outdoors in the extremely cold regions, exchange oil forhydraulic oil of proper viscosity.Increased viscosity due to drop in oil temperature, there is the possibility that equipmentgets out of order.