Pentair NS3-P - Maintenance; Replacing the Sediment Filter

Sediment Filter Cover
Sediment Filter
O-Ring x2
Stand Pipe
Blue Filter Housing
MAINTENANCE

1. Turnoffthemainwatersupplytothesedimentltersystemandbypassalltanks.
2.Runafaucet(coldwater)insidethehousetorelievethepressure.Leavethefaucetopen.
3.Unscrewthebluelterhousingclockwiseusingthesuppliedlterwrench.
4.Removetheexistingsedimentlteranddiscard.
5.Removetheo-ringsandwipetheuppergrooveclean.Lubricatetwonewo-ringswithacoatingofcleansiliconegrease. 
 Replacebotho-rings.Besuretopresstheuppero-ringsdownintothegroovewithtwongers.

o-ring appears damaged, stretched, or crimped it should be replaced.
6.Placeanewsedimentlterontothestandpipeinthebluelterhousing.
7.Screwthebluelterhousingontotheltercoverhandtight.Lightlysnugthehousingwiththespannerwrenchmakingsure
not to over-tighten.
8.Turnonthemainwatersupplyslowlytoallowthesedimentltersystemtollwithwaterandexpelairfromlines.Puttanks
 backinservice(outofbypass).
9. Check for leaks.
Sediment Filter
Itisrecommendedthatthesedimentlterbereplacedevery6-9monthsdependingontheamountofsedimentpresentinthe
watersupply.Ifthesystemhasbeenworkingproperlyandthepressureisslowing,itmaybetimetochangethesedimentlter.
Checkthesedimentlterandreplaceifnecessary.
WATER SOFTENER ALTERNATIVE WITH NATURSOFT® SALT-FREE TECHNOLOGY • 11