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Important: Note that cartridges containing media other than <br /> the leaf media require unscrewing from their threaded <br /> connectors.Take care not to damage the manifold <br /> connectors.This connector should remain installed in the <br /> manifold and capped if necessary. <br /> D. Empty the cartridge onto the vault floor. Reassemble the <br /> empty cartridge. <br /> E. Set the empty, used cartridge aside or load onto the <br /> hauling truck. <br /> F. Continue steps a through e until all cartridges have been1, <br /> removed. <br /> k I _ <br /> d'" 4 <br /> ,rt <br /> 111 <br /> ;ff3$Yfl�l39��d . <br /> r1r. <br /> raa <br /> t. <br /> w <br /> 4`4 <br /> A <br /> 8. Remove accumulated sediment from the floor of the <br /> vault and from the forebay.This can most effectively be <br /> accomplished by use of a vacuum truck. <br /> 9. Once the sediments are removed,assess the condition of the <br /> vault and the condition of the connectors.The connectors <br /> are short sections of 2-inch schedule 40 PVC,or threaded <br /> schedule 80 PVC that should protrude about 1"above the <br /> floor of the vault. Lightly wash down the vault interior. <br /> a. Replace any damaged connectors. <br /> 10. Using the vacuum truck boom, crane, or tripod, lower and <br /> install the new cartridges. Once again,take care not to <br /> damage connections. <br /> 11. Close and fasten the door. <br /> 12. Remove safety equipment. <br /> 13. Finally, dispose of the accumulated materials in accordance <br /> with applicable regulations. Make arrangements to return the <br /> used empty cartridges to CONTECH Construction Products. <br /> 5 <br />