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f <br /> � <br /> Important: This activity will raquire that a.Unscrew the cartridge cap. <br /> I workers enter the vault to remove the <br /> cartridges from the drainage system. b.Remove the cartridge hood. <br /> Method 1: c.Tip the cartridge on its side. <br /> a. Using an appropnate sling, attach ImportanF. Note that cartridges <br /> ihe cable from the boom, crane, or containino media other than the leaf <br /> iripod 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. instailed in the manifold and capped <br /> if necessary. <br /> This activity will require that workers <br /> enter the va.�it to remove the d.Empry the cartridge onto the vault <br /> cartridges from the drainage system floor. <br /> and place them under the vault <br /> I opening (or lifting. e.Set the empty, used cartridge <br /> , aside or load onto the hauling truck. <br /> Important: Note that cartridges <br /> I containing media other than the leaf f. Continue steps a through e until <br /> media require unscrewing from their all carlridges have been removed. <br /> threaded cennectors. Take care not <br /> � to damage the manifold connectors. 9. Remove deposited sedimem from the <br /> This connectnr should remain Ooor of the vauit and, if large amounts <br /> � installed in the manifold and capped are present, from the forebay. This can <br /> ii necessary. usually be accompiished by shoveling <br /> � the sediment into containers, which, <br /> b.Remove the used cartridges once full, are lifted mechanically trom <br /> (250 Ibs. each)from the vault. the vault and placed onto the hauling <br /> I truck. If Method 2 in Step 8 is used to <br /> Important: Care must be used te empry the cartridges, or in cases of <br /> avoid damaging thc cartridges extreme sediment loading, a vactor <br /> during removal and i� stallation. The truck may be required. <br /> cost of repairin� componenls <br /> damaged during maintenance will be 10.Once the sediments are removed, <br /> the responsibiliry of the owner assess the condition of the vault and the <br /> unless CONTECH Stormwater condition of the manifold and <br /> Solutions periumis ihe maintenance connectors. The connectors are short <br /> activities and damage is not relaled sections of 2-inch schedule 40 PVC, or <br /> to discharges lo tlie system. threaded schedule 80 PVC that shouid <br /> protrude above the floor of the vault. <br /> c. Set ihe used cartrige aside or a. I( required, apply a light coating oi <br /> load onto the hauling truck. FDA approved silicon grease to the <br /> outside of the exposed portion of <br /> d.Con,inue steps a through c until the connectors. This ensures a <br /> all cariridges have been removed. watertight connection behveen the <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 install ihe new cartridges. Once <br /> �2006 CONTECH Stormwaler Solulions iolbfree:800.548.4667 6 019 � " <br /> conlechstormwatnr.com Vao11.CIPan�Linear5tortnFitlerOpelallonan4MainfenanteGuiCeline5 <br />