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I nsta I I ati o n G u Vie: AdvanTexT'"-AX Treafn.�nt Systems <br /> y` Step 5C: Locating RSV Bracket on Riser <br /> ' NOTE: If the RSV Bracket is pre-assembled on the riser <br /> r \ skip Steps 5C through SG. <br /> Locate the desired position of the RSV Bracket on the <br /> appropriate riser. Typically, the RSV is positioned as low as <br /> ' ` .' possible on the riser without interfering with the tank <br /> adapter. In most cases, the centerline of the 3" grommet is <br /> up about 5 from the bottom of the riser. The PVC Spacer <br /> Posts keep the Body of the RSV away from the riser so that <br /> Grinding access riser ribs the Body clears the opening in the tank. NOTE: The rec- <br /> ommended opening for a 24" dia. riser is 20"; the mini- <br /> mum opening for a 30" dia. riser is 24". <br /> F <br /> Step 51): Preparing Riser for Bracket Attachment <br /> With an electric or pneumatic grinder, remove the external <br /> ribs on the riser where the RSV Bracket is to be installed. <br /> Use a chisel to knock out the sections of rib. Use the <br /> - grinder or chisel to remove any remaining sharp edges. <br /> � f <br /> Removing ribs from access riser <br /> =r' Step 5E: Drilling Hole for Grommet <br /> Mark the desired location for the 3" grommet. Drill a hole <br /> for the grommet with a.3-7I8" hole saw. Clean up any <br /> burrs on the hole and install the grommet with the tapered <br /> 11-7 side towards the inside of the riser. Lube the inside of the <br /> to grommet and slide the pipe attached to the Bracket through <br /> the grommet. Note that the "beveled" side of the Bracket <br /> F <br /> --""":-- faces up. <br /> Drilling hole for grommet <br /> © 2001 Orenco Systems" Inc. EIM-ATX-AX-1 <br /> Information subject to change without notice Rev 1.48/01 <br />