Wastewater System Maintenance

Item  Maintenance 
Influent Lift Station  Five flight pumps 40 hp (annual oil change) 
RAS Lift Station   Two flight pumps 30 hp (annual oil change) 
WAS Lift Station  Two flight pumps five hp (annual oil change) 
North and South Final Clarifiers  Two flight scum pump five hp (annual oil change) 
Non-Potable Pumps  American Marsh, two turbine pumps 20 hp, grease stuffing box weekly, grease pump motor every six months 
Headwork’s Stair screen and Wash press Vulcan Industries. Lubricate all shaft bearings monthly and Check gear box for oil add or change every six months.  Lubricate motor every six months.
Hydro Grit Separator /turn table Lubricate every week.
Classifier Cyclone oil change every six months and grease every three months.
Grit pump grease motor every six months.
North and South Aeration Basin 2 aerators Eimco Water Technologies  Reducer housing oil change every year. Grease motor every year.
Reducer lower bearing grease every six months. 
North and South Final Clarifiers Eimco Water Technologies  Turn table oil change every year, grease motor every year 
Digester Blowers  Three blowers grease motors every nine months / clean filters every three months 
Belt Press, Conveyor Belt, Moyno Sludge pumps and Polymer pumps  Grease belt press every six months, grease conveyor belt every six months.
Change Gear box oil every year on belt press and lubricate motors every year.
Two Moyno sludge pumps grease motor every year.
Two Polymer pumps, clean ancillary water and or polymer strainers as needed, flush system weekly (no lubrication required). 
Gaffey Electric Chain Hoists Influent Lift Station  Load chain clean and coat the SAE 90 gear oil every six months.
Gearing change oil every year.
Gaffey Electric Chain Hoists RAS / WAS Lift Station  Load chain clean and coat the SAE 90 gear oil every six months.
Gearing change oil every year. 
Air Compressor Ultraviolet Disinfection System  Annual maintenance oil change, change air filter every six months. 
Air Compressor Non-potable water system  Annual maintenance oil change, change air filter every six months. 
Plant Generator  Routine checks on oil, coolant, run times and fuel levels. 
Front Gate  Grease gear and chain every two months. 
Air Conditioning Control room Aeration, WAS/ RAS Building  Change filters every two to three months. 
Air Conditioning Control Room Operations Office  Change filters every two to three months. 
Ultraviolet Disinfection System  Clean Sleeves, Channel and effluent weir every two weeks.