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® ® s ®® ® ® UMAX NOTE:Your tank will arrive with a Quick Disconnect assembly(see Figure 2-3 QD)unless you have a liquid-filled interstitial space tank.If the tank is not configured as shown in the illustration prior to pre-installation testing,call the PRIMARY(INTERNAL)TANK TEST Xerxes Coordinator at the plant nearest you or the Technical Services NOTE:Keep the tank vertical(the reservoir on top)during the preinstallation Department at Xerxes'headquarters. testing or the liquid(typically brine)may drain from the reservoir. QUICK DISCONNECT ASSEMBLY 1.Open one service fitting and the fitting on the reservoir.Check for liquid in the reservoir-it should be about half full. Do not NOTE:In order to test the primary tank alone,the test hose must NOT be open the monitor fittings-liquid(typically brine)will be lost. connected to the service fitting-keep the nylon tie in place. Remove the remaining fittings,redope,and reinstall fitting plugs. PRIMARY(I TES AL)TANK TEST 2.Visually check the interior of the tank for liquid-there should 1.Connect the test manifold to an available service fitting. not be any. Install the test manifold in the open service fitting. Remove the remaining fittings,redope,and reinstall fitting Connect the pressure source to the test manifold.(See Figure 2-4). plugs. 3.Pressurize the primary(internal)tank to 5 PSIG.Add or remove 2.Pressurize the primary tank to 5 PSIG;add or remove air as air as necessary and allow the pressure to stabilize.Close the necessary and allow the pressure to stabilize.Close the valve valve on the test manifold.Disconnect the air supply line. on the test manifold supply line. 4.Monitor the pressure for one hour.Soap all fittings and 3.Monitor the pressure for one hour.Soap test all service fittings manways and watch for active air bubbles which indicate a and manways.Watch for active air bubbles which indicate a leak.Check the reservoir for bubbles in the monitor fluid. leak. 5.Release the pressure from the primary tank. ---------- NYLON TIE FROM COMPRESSOR PRESSURE RELIEF DEVICE PRESSURE RELIEF DEVICE AIR SUPPLY VALVE ----------------- ------------„ FROM COMPRESSOR AIR SUPPLY GAUGE RESERVOIR FITTING QUICK DISCONNECT AIR SUPPLY VALVE SERVICE FITTING ASSEMBLY® AIR SUPPLY GAUGE MONITOR FITTING - SERVICE FITTING FIGURE -3 OD FIGURE 2-4 SECONDARY(EXTERNAL)TANK TEST SEC (EXTERNAL)TANK TEST 1.Maintain the pressure in the primary tank. 2.Free the hose from the service fitting by cutting the nylon tie. ® TI 3.Insert the hose into the Quick Disconnect check valve(found at ®o not pressurize the secondary tank(interstitial space)or the the top of the service fitting).This will allow air to transfer from primary tank may rupture and cause tank failure. the primary to secondary tank. Check the exterior of the tank for monitoring liquid-if liquid is 4.Pressurize to 5 PSIG.Add or remove air via the supply valve found,wipe the tank dry and verify that the liquid does not as needed and allow the pressure to stabilize.Close the valve reappear.Lift the tank to check the bottom. Do not roll the tank. on the test manifold. Disconnect the air supply line. 5.Monitor the pressure for one hour.Soap the entire exterior of o not stand under the tank while it is being lifted. the tank and watch for active air bubbles which indicate a leak. When the test is complete,carefully release the air pressure from When the test is complete,remove the test manifold.Visually the tank by opening the supply valve.The air supply line already check the interior of the tank for liquid. Replace the protective should have been disconnected.When the air flow from the covers in the service fitting and the reservoir fitting. supply valve stops,remove the test manifold. _.. `,