6611 ASSOCIATED BLVD BASE FILE 2016-01-01 MF Import

i i � Important: Th�s activity will reGuire that a. Unscrew the czrtridge cap. � workers enter the vault to remove the cartridges from the drainage system. b. Remove the cartridge hood. IMethod 1: c. Tip the cartridge on its side. a. Using an appropriate sling, attach Important: Note that cartridges � the cable from the boom, crane, or containing media other than the leaf I tripod to the caRridge being media require unscrewing from their removed. Contact CONTECH threaded connectors. Take care not Stormwater Solutions for to damage the manifold connectors. � specifications on appropriate This connector should remain attachment devices. installed in the inanifold and capped if necessary. � This activity will require that workers � enter the vault to remove the d.Empty the cart7dge onto the vault cartridges from the drainage system floor. ' and piace them under the vault opening (or lifting. e. Set the empty, used cartridge aside or load onto the hauling truck. � Important: Note that cartridges containing media other than the leaf f. Continue steps a through e until media require unscrawing from their all cartridges have been removed. threaded connectors. Take care not � to damage the manifold connectors. 9. Ramove deposited sediment from the 11�is connector should remain (loor of the vault and, if large amounts installed in the manifold and capped are present, from the forebay. This can � if necessary. ususlly be accomplished by shoveling the sediment into containers, which, b. Remove the used cartr�dges once full, are lifted mechanicaliy from � (250 �bs. each)from the vault. lhe vault and placed onto the hauling �� Wnk. If Method 2 in Step S is used to Important: Care must be used to empty the cartridges, or in cases of avoid damaging the cartridges extreme sediment loading, a vactor during removal and installation. The truck may be required. cost of repairing components damaged during maintenance will be 10. Once the sediments are removed, 1 the responsibility of the owner assess the condition of the vault and the unless CONTECH Stonnwater condition of the manifold and Solutions performs the maintenance connectors. The connectors are short � activities and damage is not related sections of 2-inch schedule 40 PVC, or , to discharges to the system. thieaded schedule 80 PVC that shou!d protrude above the floor of the vault. � c. Set the used cartridge aside or a. If required, apply a light coating of I load onto the hauling truck. FDA approved siiicon grease to the outside of the exposed partion of d. l'.ontinue steps a through c until the connectors. This ensures a I all cartridges have been removed. watertight connection between lhe cartridge and the drainage pipe. I Method 2: b. Replace any damaged connectors. � 11. Using the boom, crane, or tripod, lower and install the new cartridges. Once i ,'Cf,fi CCNT[CH Stormwat�i SoNuans Toll�iree�. B00 Sa8 a667 6 of 9 � _c,••ecrs•oR^��.a!e.ce� Vau•t CiP ana l�nnar S�armFdte�ODerar.en arC Maintenance Guidelinee