exceed 6 hours in a 24-hour period. This does not apply to swimming pools that have been converted to spa pools. A RWF slide that is combined with a pool must have a turnover rate that matches the rate for the pool. 6.2.1.2 Filtration Systems 6.2.1.2.1 Filtered Inspection report number 10. Recirculated RWF water must be filtered. 6.2.1.2.2 Filter Backwash and Cleaning Inspection report number 10. Filter pressure differentials must be monitored. Granular filter media must be backwashed until the water viewed through a sight glass runs clear and at a frequency noted below: Whirlpool spa and spa pool every 72 hours, or sooner if the whirlpool spa is drained. Baby-only water facility daily. All other RWFs at a frequency recommended by the manufacturer For automatic backwashing systems an individual must be present in the filter room to ensure that backwashing is repeated as necessary until the water runs clear Cartridge filters must be cleaned according to the manufacturer’s recommendations. A written or electronic record of the filter backwashing and cleaning must be available for review during inspections. 6.2.1.2.3 Granular Filter Inspection, Core Sample Test, and Filter Change Inspection report number 10. Granular filter media must be examined for channels, mounds, or holes. A core sample of the filter media must be inspected for excessive organic material accumulation using a recommended sedimentation method. For whirlpool spas and spa pools the inspections and sedimentation tests must be done monthly. For all other RWFs the inspections and sedimentation tests must be conducted quarterly. Inspection method: Drain the water from the filter housing and inspect the
exceed 6 hours in a 24-hour period. This does not apply to swimming pools that have been converted to spa pools. A RWF slide that is combined with a pool must have a turnover rate that matches the rate for the pool. 6.2.1.2 Filtration Systems 6.2.1.2.1 Filtered Inspection report number 10. Recirculated RWF water must be filtered. 6.2.1.2.2 Filter Backwash and Cleaning Inspection report number 10. Filter pressure differentials must be monitored. Granular filter media must be backwashed until the water viewed through a sight glass runs clear and at a frequency noted below: Whirlpool spa and spa pool every 72 hours, or sooner if the whirlpool spa is drained. Baby-only water facility daily. All other RWFs at a frequency recommended by the manufacturer For automatic backwashing systems an individual must be present in the filter room to ensure that backwashing is repeated as necessary until the water runs clear Cartridge filters must be cleaned according to the manufacturer’s recommendations. A written or electronic record of the filter backwashing and cleaning must be available for review during inspections. 6.2.1.2.3 Granular Filter Inspection, Core Sample Test, and Filter Change Inspection report number 10. Granular filter media must be examined for channels, mounds, or holes. A core sample of the filter media must be inspected for excessive organic material accumulation using a recommended sedimentation method. For whirlpool spas and spa pools the inspections and sedimentation tests must be done monthly. For all other RWFs the inspections and sedimentation tests must be conducted quarterly. Inspection method: Drain the water from the filter housing and inspect the
VSP_Operations_Manual_Draft_Final_3_2010.docx