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t.: <br /> Whenever the tanks are stored at the site,chock them in place to WARNING:When the tank,is under pressure,the manways and/or <br /> prevent rolling. (See Figured-2).Tie them down if high winds are fittings may dislodge or the tank may rupture and result in-death, <br /> expected. severe personal injury,or property damage.Before beginning the <br /> After delivery and before pre-installation testing,visually inspect test notify all people on the test site to remain in a safe location. <br /> the entire exterior surface of the tank for signs of damage(holes, ALWAYS ATTEND THE TANK DURING THE TEST.Avoid extended <br /> cracks or deepscrapes), exposure to the manways,fdtings and ends of the tank during <br /> the test. <br /> Verify that all of the safe-delivery provisions of the Xerxes"Damage WARNING:The maximum test pressure is 5 PSIG(3 PSIG when <br /> Free Delivery"program have been followed.Sign the driver's testing a twelve-foot tank).The pressure gauge must be positioned <br /> release form. so that the pressure readings can be clearly read at all times. <br /> _ hIJI— <br /> —III 1111 <br /> 11111= <br /> II A MAX I <br /> 110 S IDS/G =11111 <br /> = I 11I= <br /> 1 - 111 <br /> FIGURE 1-2 �� <br /> PREINSTALLATION TESTING E I I F1 =MM <br /> ______ <br /> /J1 Xerxes tanks are tested prior to shipment but it is required that <br /> all tanks be tested prior to installation in order to verify the absence <br /> of shipping and handling damage. In the unlikely event of a leak,it <br /> is most likely to develop at a manway or a fitting.After installation <br /> nd before backfilling to grade,the test must be repeated to verify <br /> TEST– <br /> that no damage has occurred during installation. Refer to the <br /> appropriate section below for the instructions for testing a single 1. Open one service fitting.Check to see that all remaining service <br /> •d,,all tank,a double wall tank with a dry interstitial space or a double fittings are property doped,plugged and tightened. <br /> wall tank with a liquid-filled interstitial space. <br /> 2. Install the test manifold in the open service fitting.Connect the <br /> if damage is detected,DO NOT ATTEMPT REPAIRS.Contact the pressure source to the test manifold. (See Figure 2-2). <br /> UST Coordinator at the Xerxes plant nearest you or the Technical 3. Pressurize the tank to 5 PSIG(3 PSIG when testing a 12-foot <br /> Service Department at Xerxes'corporate office.Telephone numbers <br /> Pre found on the last page of this manual. tank).Add or remove air as necessary and allow the pressure <br /> to stabilize. <br /> "instruct a test manifold as shown in Figure 2-1.The air supply 4. Close the valve on the test manifold.Disconnect the air <br /> auge must have a maximum full-scale reading of 15 PSIG with <br /> 1/4 or 1/10 Ib.increments. supply line. <br /> .'IARNING:The pressure relief device or regulated air source must 5. Monitor the pressure for one hour.Soap the entire exterior of <br /> be rated at a maximum of 6 PSIG(4 PSIG for 12-foot tanks)to the tank and watch for active air bubbles which indicate a leak. <br /> reduce the risk of overpressurizing the tank. 6. When the test is complete,carefully release the air pressure <br /> The tester is responsible for verifying that all of the test equipment from the tank by opening the air supply valve.The air supply line <br /> is in good working condition and properly configured. should already have been disconnected.Remove the test manifold. <br /> FROM COMPRESSOR <br /> FROM COMRESSOR <br /> AIR SUPPLY VALVE PRESSURE RELIEF DEVICE AIR SUPPLY VALVE <br /> AIR SUPPLY GAUGE <br /> PRESSURE RELIEF AIR SUPPLY GAUGE SERVICE FITTING <br /> p DEVICE <br /> SERVICE FITTING <br /> TEST MANIFOLD <br /> FIRI IRF 2-1 FIGURE 2-2 <br />