Assembly instructions - KLARO GmbH

Assembly instructions for KLARO retrofit kitstreatment plant. If a wall penetration DN 100 is used for the transition into the building, areducer DN 150/100 must be mounted at the end of the empty conduit. To the greatestextent possible, the empty conduit must be installed in a straight manner. The requiredcurves must be formed by means of moulded bodies of an angle of not more than 30°. Thelength of the empty conduit must not exceed 20 m. For longer distances, please contact us.The empty conduit must be sealed gas-tight at the switch cabinet (See installationinstructions for the cabinet).2.3. Ventilation of the plantAccording to DIN 4261-1, all chambers / tanks must be ventilated. If required, additionalventilation lines or ventilation openings must be installed. The ventilation lines must beinstalled in such a manner that natural ventilation is possible (chimney effect). Werecommend verifying the ventilation by means of a smoke bomb on the dividing wall.3. Installation of the Klaro Quick retrofit kit3.1. Assembly of the aeration unitPlease remove the KLARO retrofit kit from its packaging and screw the two short stainlesssteel pipes (length of 35 cm) onto the stainless steel angles of 90° at the ends of thedownpipes. Then, the two disc aerators must be carefully tightened manually into theprovided threads. Please note that Teflon tape must be wrapped around all threads.DownpipeSeal all threads withTeflon tape!Membrane discsDiaphragm discsManually tightenthe plastic threadsFigure 5: Installation of the KLARO ventilation unitCare must be taken that no water enters the disc aerators before or during anyassembly work.3.2. Attaching the submerged foilThe emergency overflow in the dividing wall (Figure 4) must be protected against theoverflow of floating sludge from the primary settlement chamber into the environment. To thisend, the supplied submerged foil in the primary settlement chamber must be dowelled to thedividing wall. Here, the foil should be flush with the upper edge of the dividing wall andaligned in such a manner that the curved part covers the emergency overflow completely(see Figure 11, page 8).3.3. Installation into the pitThe fully assembled Klaro Quick retrofit kit is placed on the centre of the dividing wall andcan be attached onto the centre of the dividing wall by means of an anchor bolt (seeKLARO GmbH 5