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Flexible • • • • Piping Manual environ 10.2 GeoDuct Cutting For coax type connections,a plumbing assembly fitted with a street elbow fitting Transfer measurement to the would be connected to a coax pipe GeoDuct' and make cut in the closest adapter. This accommodates the valley using a fine tooth hack saw. '� , , connection of a coax pipe coupling installed on the end of a flexible pipe section.The adapter is a�1 ttached by first applying the specked thread sealant to the male pipe threads.Then hand tighten firmly followed by two full turns with a pipe wrench. 10.3 GeoDuct Connections Insert the GeoDuct into the flexible boot NOTE: For coaxial fitting NPT threads, use only UL from outside of the sump. a sure the classified thread sealant specifically formulated for gasoline and petroleum products. Do not overtighten edge of the GeoDuct is flush with the inside face of the boot After the GeoDuct coax type fittings. has been positioned, install the outside band clamps around the boot. Repeat For swivel and barbed type piping this same installation procedure with the connections,a plumbing assembly fitted other end of the GeoDuct conduitGeoDuct with a street elbow fitting would be section. connected to a swivel or barbed adapter. The arrangement accommodates the NOTE: GeoDuct flexible conduit connection of a swivel pipe coupling is not UL® listed, nor is it (cutaway) installed on the end of a flexible pipe intended for use as a secondary section or just the end of the pipe section, Y containment piping system. This when barbed fittings are used. corrugated flexible conduit is supplied with small holes every 36 inches to prevent such use. It 11.1.2 Dual Pipe Lines To is only intended to perform as a ' `` "' conduit to permit the future Pump Connections removability and replacement of This application includes a plumbing tree1 the GeoFlex®piping if necessary. assembly which interconnects the submersible pump to two flexible piping lines. A typical connection assembly would include a tee fitting or a dual 11.0 TANK SUMP PLUMBING TREES adapter fitting fitted with a ball shut-off The type of piping application used shall determine what type valve and two street elbows as shown. of piping connections shall be made inside the tank sump. For coax type connections, a plumbing NOTE: Tank sumps must be connected to tanks in assembly fitted with two street elbow accordance with the instructions described in the tank fittings would be connected to two coax sump manual. Prior to assembling plumbing trees, be pipe adapters. This arrangement sure the Environ fittings are aligned with the pipe accommodates the connection of coax entries through the sump wall to prevent excessive pipe couplings which are installed on the bending of the pipe within the sump. end of two flexible pipe sections. The 11.1 Pressure Supply Systems adapter is attached by first applying the specified thread sealant to the male pipe For pressure piping systems, the threads. Then hand tighten firmly flexible piping may be connected to — followed by two full turns with a pipe the tank's submersible pump using wrench. the GeoFlex fittings or a flexible connector. For this application, both , NOTE: For coaxial fitting NPT threads, use only UL single and dual line connections may classified thread sealant specifically formulated for be made. gasoline and petroleum products. Do not overtighten _. coax type fittings. 11.1.1 Single Pipe Line To For swivel and barbed type piping Pump Connections connections, a plumbing assembly This application includes a plumbing tree fitted with two street elbow fittings assembly which interconnects the would be connected to swivel or submersible pump to a single flexible barbed adapter.This arrangement is piping line. A typical pipe connection to accommodate the connection of assembly would include a ball shut-off swivel pipe couplings installed on valve and street elbow installed between the end of two flexible pipe sections the submersible pump and the pipe = or just the end of each pipe section adapter,as shown. when barbed fittings are used. 12