Cleaning Sand Filters

Aster Sand-filter

- to clean (backwash) the sand filter

  • Turn the pump switch to ‘off’
  • Open the ‘Bottom Drain’ and ‘Waste’ valves; close the ‘Skimmer’ and ‘Vacuum’ valves
  • Turn the pump on and observe the wastewater colour in the tell-tale on the Rotary valve
  • When the water runs clear, stop the pump at the switch
  • Set the Rotary valve to ‘Rinse’
  • Start the pump and run for 20-30 seconds
  • Set everything to ‘Filtration’ - detailed below

Pump room - Filtering - 'Normal Running' Positions

  • Rotary Valve to ‘Filter’
  • ‘Skimmer’ and ‘Jets’ Valves fully open
  • Bottom Drain Valve half open
  • ‘Vacuum’ and ‘Waste’ Valves closed
  • Timer running and set for 4 hours in every 12 hours
  • Always have the pump/filter running when the pool is in use

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Ken Walker - MyPoolGuru©