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INFLUENT AND DISCHARGE CONNECTION INSTRUCTIONS <br /> Influent and Discharge A WARNING <br /> Connections for Basins: <br /> Step 1 Failure to use a properly piloted hole saw may <br /> An inlet grommet is the standard supplied influent result in damage to basin which may result In <br /> connection device. If another type of inlet hub is used, structural failure or serious leaks. <br /> refer to the directions included with the hub. <br /> Step 2 <br /> Determine point at which influent line will enter basin Lubricate inside lip of inlet grommet with pipe soap. <br /> and, using a properly maintained pilotted hole saw Clean outer end of influent pipe and push pipe through <br /> sized per chart below,drill a hole through the basin grommet. Ensure pipe does not protrude inside basin <br /> wall. If using a fiberglass basin,clean cut hole and so as to interfere with pump removal or float operation. <br /> apply a sealant coating to the cut section to prevent Step 3 <br /> fiberglass deterioration. Insert the inlet grommet into Close shut-off valve and make discharge line <br /> the drilled hole. connection. It is strongly recommended that an <br /> Pipe Size Hole Saw Diameter* additional shut-off valve and redundant check valve be <br /> 3" 4" located outside the basin at any force main entrances- <br /> 4" 5" check local codes for specific requirements. <br /> 6"** 711 <br /> *Contact factory for availability of proper sized hole saw if necessary. <br /> **6"pipe size requires use of fiberglass basin <br /> BACKFILL INSTRUCTIONS <br /> The Authority Having Jurisdiction has the right to A. Gravel-clean and free flowing with particle size not <br /> require alternate materials or procedures for back less than 1/8"nor more than 3/4"in diameter. Use <br /> filling the installation. this description when ordering or specifying as <br /> material varies upon geographical location.This <br /> A CAUTION material is commonly known as"pea gravel". <br /> In freezing conditions the backfill must be dry and B. Stone or gravel crushings with angular particle size <br /> free of ice. Do not use other backfill materials. of not less than 1/8"nor more than 1/2"diameter, <br /> Failure to utilize the recommended bed and backfill washed and free flowing, is acceptable as an <br /> materials during the installation of the basin voids alternative material. <br /> the basin warranty. <br /> Step 2 <br /> A DANGER <br /> At least a 4-6 inch wide band of compacted aggregate, <br /> Risk of electrical shock or electrocution. must be placed in successive layers(6"lifts)around <br /> May result in serious injury or death or fire hazard. the entire periphery of the basin. Carefully compact <br /> Failure to properly support electrical conduit, lines aggregate under all piping and electrical lines. Cover <br /> and connections may result in structural failure. grade should slope down 3"to the normal surrounding <br /> Electrical connections may be damaged exposing <br /> live electrical connections grade. Care must be taken to prevent damage to any <br /> influent, discharge,or electrical connections made to <br /> Step 1 the basin. <br /> Obtain proper backfill material. The backfill material <br /> provides as much as 90%of the basin's support <br /> under certain stress conditions. The installer must <br /> be positive that correct bed and backfill materials are <br /> utilized per instructions as follows: <br /> 4 05625-459-1 <br />