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Important: This activity will require that a. Unscrew the cartridge cap. <br /> workers enter the vault to remove lhe <br /> cartridges from the drainago system. b.Remove the caRridge hood. <br /> Mothod 1: c.Tip the cartridge on ils side. <br /> a.Using an appropriate sling, attach Important: Nole that carlridges <br /> the cable from the boom, crane, or containing media other than the leai <br /> tripod to ihe cartridge being media require unscrewing from their <br /> removed. Contact CONTECH threaded connectors. Take care not <br /> Stormwater Solutions for to damage the manifold connectors. <br /> specifications on appropriate This connector should remain <br /> attachment devices. Installed in the manifold and capped <br /> i(necesszry. <br /> This activity will require that workers <br /> enter the vault to remove the d.Empty the caAridge onto the vau(t <br /> cartridges from the drainage system floor. <br /> and place them under the vault <br /> opening (or lifting. e.Set the empty, used cartridge <br /> aside or load onto the hauling truck. <br /> Important: Note that cartridges <br /> containing media other than the leaf f. Continue sleps a through e until <br /> media require unscrewing from their all cartridges h�va been removed. <br /> threaded connectors. Take care not <br /> lo damage the manifold connectors. 9. Remove deposited sediment from the <br /> This connector should remain floor of the vault and, if large amounts <br /> installed in the manitold and capped are present, from tho forebay. This can <br /> if necessary. usually be accomplished by shoveling <br /> the sediment into containsrs, which, <br /> b.Remove lhe used cartridges once (ull, are lifted mechanically (rom <br /> (250 'bs. each)from the vault. the vautl anu placed onto the hauling <br /> truck. If Method 2 in Step 8 is used to <br /> Important: Care must be used to empty the caAridges, or in cases of <br /> avoid damaging the cartridges extreme sediment loadiny, a vactor <br /> duriny removal and instailation. The truck may be required. <br /> cost oi repairing components <br /> damaged during maintenance will be 10. Once the sediments are removed, <br /> tl.� responsibility of the owner assess the condition of the vault and the <br /> unless CONTECH Stormwater condition of the manifold and <br /> Solulions periorms the maintenance connectors. The connectors are shoR <br /> activities and damage is not related sections of 2-inch schedule 40 PVC, or <br /> to discharges to the system. threaded schedule 80 PVC that should <br /> protrude above the floor of the veult. <br /> c. Set the used cartridge aside or a. If required, apply a light cuating of <br /> load onto the hauling truck. FDA approved silicon grease to the <br /> outside o( the exposed portion of <br /> d. Continue steps a through c until the connectors. This ensures a <br /> all cartridges have been removed. wateAight connection between ihe <br /> cartridge and the drainage pipe. <br /> Method 2: b. Replace any damaged connectors. <br /> 11. Using the boom, crane, or tripod, lower <br /> and instali the new cartridges. Once <br /> �-;T006COMFCViStormwalerSolutions Tolbtree 00054B4fiti7 6of6 <br /> c.u�necnse:m•.Na�r wm Vaue.GiP ar��l mea�Sturm°nter Opc�alron BrA A�amlena�ce GmCeimes <br />