Proper cleaning and maintenance of pretreatment devices is critical to the proper performance and effectiveness of pretreatment devices to eliminate/reduce FOG discharges into the sanitary sewer system.
- Hire a pumping company and maintain a set pumping schedule
- Oversee the pumping company is cleaning the interceptor properly
- Validate the pumping company is disposing of the waste properly
- Keep all pumping manifest on site or accessible for City Inspection for a period of at least (3) years
- Email the Pretreatment Coordinator your records. This will minimize the inspection time.
- Pump out ALL water and solids
- Scrape/hose down sides of the device to remove any debris adhering to sides of device. make sure the device is completely clean.
- Inspect/Repair inlet/outlet elbows and tees
- Inspect/Repair baffle walls and pass through
- Recommend refilling device with water through internal devices (i.e. floor drain).
- Develop pump out schedules that prevent solids or floatable buildup in the final compartment.
- Keep maintenance records on site for at least three years.
- Recommend facility witness device cleaning to ensure the device is operating properly.
- Bacteria shall not be used as a substitute for cleaning.
- Emulsifying agents are prohibited to be discharged into a pretreatment device
- Recommend cleaning devices every 90 days at a minimum.
- No material removed from a device may be reintroduced into device from which it was removed or any other device.
- All material removed from a pretreatment device shall be disposed of in a proper manner.
(Pumping of a Hydro mechanical Grease Interceptor- Grease Trap)