Hydro International First Defense Operation And Maintenance Manual Download Page 3 | Manualshive

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Summary of Contents for First Defense

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Page 4: ...Operation and Maintenance Manual First Defense and First Defense HC Vortex Separator for Stormwater Treatment Stormwater Solutions Turning Water Around ...

Page 5: ...a wide range of pipe sizes peak flows and depth constraints Operation The First Defense operates on simple fluid hydraulics It is self activating has no moving parts no external power requirement and is fabricated with durable non corrosive components No manual procedures are required to operate the unit and maintenance is limited to monitoring accumulations of stored pollutants and periodic clean...

Page 6: ...ose The open diameter of this access shaft is 15 inches in diameter Fig 3 Therefore the nozzle fitting of any vactor hose used for maintenance should be less than 15 inches in diameter Determining Your Maintenance Schedule The frequency of clean out is determined in the field after installation During the first year of operation the unit should be inspected every six months to determine the rate o...

Page 7: ...ones etc Crow bar or other tool to remove grate or lid Pole with skimmer or net if only floatables are being removed Sediment probe such as a Sludge Judge Vactor truck flexible hose recommended First Defense Maintenance Log Floatables and sediment Clean Out Procedures 1 Set up any necessary safety equipment around the access port or grate of the First Defense as stipulated by local ordinances Safe...

Page 8: ...CLE ALL THAT APPLY GRATED INLET CATCH BASIN INLET PIPE FLOW THROUGH First Defense Inspection and Maintenance Log Initials Depth of Floatables and Oils Sediment Depth Measured Volume of Sediment Removed Site Activity and Comments Date Hydro International Stormwater 94 Hutchins Drive Portland ME 04102 Tel 207 756 6200 Fax 207 756 6212 Web www hydro int com Hydro International Stormwater 94 Hutchins ...

Page 9: ... Operation and Maintenance Manual First Defense Operation and Maintenance Manual Hydro International Stormwater 94 Hutchins Drive Portland ME 04102 Tel 207 756 6200 Fax 207 756 6212 Web www hydro int com NOTES Notes ...

Page 10: ...s Hydro Experience it is the essence of Hydro It s interwoven into every strand of Hydro s story from our products to our people our engineering pedigree to our approach to business and problem solving HX is a stamp of quality and a mark of our commitment to optimum process performance A Hydro solution is tried tested and proven There is no equivalent to Hydro HX FD_O M_D1502 ...

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