Backwash

mknauss

Mod Squad
TFP Expert
Bronze Supporter
May 3, 2014
21,276
Laughlin, NV
Welcome to the forum!

Can you take a picture and post it of the multiport valve or push pull valve? This is a DE filter, correct?
 

mknauss

Mod Squad
TFP Expert
Bronze Supporter
May 3, 2014
21,276
Laughlin, NV
I believe that is a Hayward Swimclear Cartridge filter -- you do not backwash a cartridge filter. You break down the housing and wash off the filters.