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17.3.1.2. Empty existing tanks to less than one-quarter(1/4)of NOTICE <br /> capacity. <br /> Storing products and materials other than those identified in <br /> 17.3.1.3. Remove the surface slab. the manufacturer's applicable limited warranty will void <br /> Xerxes'obligations under the limited warranty and may re- <br /> 17.3.1.4.Enlarge the excavation for the new tanks, but leave <br /> sult in tank failure and/or damage to surrounding property. <br /> as much backfill as possible around the existing tanks. <br /> 18.2.2.The temperature of stored products and materials <br /> 17.3.1.5. Install shoring, if necessary,to make sure that exist- must not exceed the temperature specified in the manufac- <br /> ing tanks do not move and that sufficient backfill remains turer's applicable limited warranty. <br /> around them. <br /> WARNING NOTICE <br /> Introducing or storing a product or material into a tank in <br /> Failure to shore tanks if necessary to keep the existing excess of the allowable temperature may damage the tank. <br /> tank(s)from moving could result in death or serious injury. Failure to follow this notice may result in damage to the <br /> 17.3.1.6. Follow the procedures and requirements for installing tank and/or surrounding property. <br /> the tanks as outlined in this Installation Manual. 18.3. ENTERING TANKS <br /> 17.3.1.7.See SECTION 6 for backfill requirements,and 18.3.1. Do not allow anyone to enter the tank unless it has been <br /> SECTION 7 for excavation and spacing requirements. properly emptied and vented,and unless the person entering <br /> the tank has been trained in confined-space entry procedures <br /> CAUTION and applicable OSHA regulations. <br /> If any existing tank(s)should move during the installation ofWARNING <br /> new tanks,they must be removed and reinstalled according <br /> to tank manufacturer's instructions.Failure to follow this Improper tank entry could cause fire,explosion or asphyxiation, <br /> caution may result in minor or moderate injury. and could result in death or serious injury. <br /> 18. OPERATING GUIDELINES 18.4. FILLING TANKS (IN GENERAL) <br /> 18.1. GENERAL 18.4.1. Never overfill the tank. <br /> 18.1.1.Owner must retain the Installation Manual and Operat- 18.4.2. If pump-or pressure-filling a tank,owner/operator <br /> ing Guidelines for future reference to operating guidelines. must take precautions to prevent overpressurization. <br /> 18.1.2. In addition to these installation instructions and operat- I ® WARNING <br /> ing guidelines,follow all federal,state and local laws,regula- Overpressurizing the tank could result in tank failure,and <br /> tions,codes and safety precautions that pertain to could result in death or serious injury. <br /> underground storage tanks and/or their associated systems. <br /> 18.1.3.Consult supplemental materials(see SECTION 20), WARNING <br /> tank brochures,separate product instructions(such as If a tank does not have overfill protection,the vent must be <br /> oil/water separators)and separate accessory instructions, unrestricted and the vent size must be equal to or greater <br /> than the fill. Failure to follow this warning could result in <br /> which are available upon request from the Xerxes customer death or serious injury. <br /> service coordinator. Most of these documents are also avail- <br /> able at www.xerxes.com. 18.5 FILLING UL-LABELED TANKS <br /> 18.1.4.Consult the applicable limited warranty for further op- I ® WARNING <br /> erating guidelines and limitations.A copy of the applicable Xerxes does not recommend pump-or pressure-filling of the <br /> Xerxes limitedwarrantyis found in the printed material that tank because an overfill or overpressurization could occur. <br /> accompanies each tank, in each applicable product brochure Overfilling the tank while under pressure could cause tank <br /> and at www.xerxes.com. It is also available upon request from failure even if the tank is vented properly.Failure to follow <br /> the Xerxes customer service coordinator. this warning could result in tank failure,and could result in <br /> death or serious injury. <br /> 18.2. TEMPERATURE LIMITS FOR STORED 18,5.1. Each time the tank is filled,the owner/operator must <br /> PRODUCTS AND MATERIALS make sure the tank is properly vented.See SECTION 14. <br /> 18.2.1. Each Xerxes tank is designed to store products and <br /> materials identified in the manufacturer's applicable limited 18.5.2. Owner/operator must determine whether the tank has <br /> warranty. overfill protection,such as an automatic shut-off device(flap- <br /> per valve)or vent-restriction device(ball-float valve),which will <br /> NOTICE close off the internal piping and reduce the tank's capacity. <br /> Products and materials must be stored in the tank appropri- 18.5.3. If a tank has a vent-restriction device(ball-float valve), <br /> ate for the specific product or material. Failure to follow this Xerxes recommends that the tank be gravity-filled only. <br /> notice may result in damage to the tank and/or surrounding <br /> property. 18.5.4.Owner/operator must notify whoever fills the tank if the <br /> tank has overfill protection,which reduces the tank's capacity. <br /> 25 <br />