7 position Hayward Vari-Flo control valve with easy-to-use leever-action handle lets you dial any of the valve/filter functions. Integal sight glass lets you see when backwash cycle is completed Precision engineered umbrella-fold self cleaning laterals for balanced flow and backwashing, plus easy...
5. Turn the lever on the valve to BACKWASH.Press down handle for easier rotation. 6. Start the pump.When the pump has evacuated the air out of the suction line (after about 1-3 minutes) and water starts passing through the sight glass on the valve drain outlet, rinse for about 1-2...
There isn't a set amount of time to backwash each day. You backwash each time the filter rises 10psi above the clean starting pressure. You'd run it on backwash until the water in the sight glass is clear. This usually takes a couple of minutes. Reply bobj Posted: 7/29/2016 I ...
4-position Hayward Vari-Flo control valve with easy-to-use lever-action handle lets you dial any of the 4 valve/filter functions. Integral sight glass lets you see when backwash cycle is completed Efficient, multi-lateral underdrain assembly, with 360 degree slotted, self-cleaning laterals, gi...
1. Turn off the pump. Rotate the valve to Backwash. Roll out your backwash hose or make sure the waste drain is open. 2. Turn on the pump and watch the outgoing water through the sight glass. it will appear clean, then dirty, then very dirty, then it will slowly clear. When it ...
N A N A Pool Filters说明书 1-4 4-4
Check out your sight glass – once it's clear, turn off the backwash and stop the water loss. If you backwash too often, you can actually cause your filters to become less effective. Keep the Temperature Low: Heated pools can be luxurious, but they hit you with a double whammy in...
All the valves feature an easy-to-easy lever action handle that lets you "dial" up to six valve/filter functions: filter, backwash, waste, rinse, closed or recirculate. Complete with an integral sight glass that lets you see when the backwashing cycle is completed, our wide selecti...
If your filter pressure is high, your water flow is weak or your pool is cloudy, it's time to backwash! Here's how to backwash a sand filter.
flow is automatically reversed through the filter so the water is directed from the bottom of the tank, up through the sand, flushing the trapped dirt and debris out of the waste line. The duration of the backwash operation will depends on how dirty your filter is. Check the sight glass ...