Operation and Maintenance Manual
Downstream Defender
®
hydrodynamic separator with 5mm Screen
Vortex Separator for Stormwater Treatment
Stormwater Solutions
Turning Water Around ...
Страница 1: ...Operation and Maintenance Manual Downstream Defender hydrodynamic separator with 5mm Screen Vortex Separator for Stormwater Treatment Stormwater Solutions Turning Water Around ...
Страница 2: ...e of Contents 3 Downstream Defender by Hydro International Benefits of the Downstream Defender Applications Downstream Defender Components 4 Operation Introduction Pollutant Capture and Retention Wet Sump Blockage Protection 4 Maintenance Overview Determining You Maintenance Schedule 5 Maintenance Procedures Inspection Floatables and Sediment Cleanout 8 Downstream Defender Installation Log 9 Downs...
Страница 3: ...gence Inadvertently breaking parts or failing to clean replace system compo nents appropriately Charging you for more frequent maintenance because they lacked the tools to service your system properly in the first place Billing you for replacement parts that might have been covered under your Hydro warranty plan Charging for maintenance that may not yet have been required Hydro Maintenance Service...
Страница 4: ...s ports are located in the top of the manhole On the 6 ft 8 ft and 10 ft units the floatables access port is above the outlet pipe between the concrete manhole wall and the dip plate The sediment removal access ports for all Downstream Defender models are located directly over the bypass screen Maintenance events may include Inspection Oil Floatables Removal and Sediment Removal Maintenance events...
Страница 5: ...ing drainage area Recommended Equipment Safety Equipment traffic cones 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 6 inch flexible hose recommended Downstream Defender Maintenance Log 1 Set up any necessary safety equipment around the access port or grate of the Downstream Defende...
Страница 6: ... TELEPHONE TELEPHONE FAX FAX INSTALLATION DATE MODEL CIRCLE ONE 4 FT 6 FT 8 FT 10 FT CUSTOM Downstream Defender Inspection and Maintenance Log Note Sediment removal is not required unless sediment depths exceed 75 of maximum clean out depths stated in Table 1 Hydro International Stormwater 94 Hutchins Drive Portland ME 04102 Tel 207 756 6200 Fax 207 756 6212 Web www hydro int com Hydro Internation...
Страница 7: ...Downstream Defender 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 ...
Страница 8: ...08 Stormwater Solutions 94 Hutchins Drive Portland ME 04102 Tel 207 756 6200 Fax 207 756 6212 stormwaterinquiry hydro int com www hydro int com Do it Right the First Time Learn more at hydro int com service CALL 1 888 382 7808 TO SCHEDULE AN INSPECTION ...
