Backwash Procedure DE Filter_______________Sand Filter     To be performed when pressure gets approx. 10lbs above starting pressure or every 3 months (whichever comes first).    DE Filter   Turn off pump Lay out hose to where backwash water should be directed Put backwash valve into backwash position Turn pump on Let pump run approx. 30-45 seconds Turn pump off Put backwash valve back into filter position Turn pump back on and let run for 15-30 seconds while in filter position Roll up backwash hose Turn pump on Add proper amount of DE to filter by feeding slurry through skimmer while filter is running Note #1 ratio for DE is 1 pound of DE for every 10 sq. ft of filter area Note #2 Filter should be completely disassembled every year to rid filter of accumulated dirt and DE which is not removed through normal backwash procedure  Sand Filter Turn heater off (if so equipped) Turn pool cleaner pump off (if so equipped) Turn filter pump off Press handle on backwash valve down folly, rotate to "backwash" and release Turn filter pump on When water is "sight glass" becomes clear, turn filter pump off Press handle on backwash valve down fully, rotate to "rinse" and release After a minute or so, turn filter pump off, press handle down, rotate to "filter" and release Turn pump on - if heater was turned off at step I, it may now be turned on If pool cleaner pump was turned off at step 2, it may now be turned off

Mossman Brothers Pools • 9382 E. Bahia Dr, #B102 • Scottsdale AZ 85260 Phone: 480.596.9020 • Fax: 480.596.9021 • license# ROC 094188