WATER CONDITIONER FLOW DIAGRAMS
1. Service Position
Valve Drive Assembly
Brine Tank
Resin Tank
Air Check
Distributor
Salt Level
Resin Level
Brine Level
Brine Valve
Flow Control
Injector
Piston
Outlet
Inlet
Drain
Valve Assembly
Flow Control
Service Position
Hard water enters the unit at the valve inlet - flows around
the lower piston groove - through the passage to the top of
tank - down through the resin and enters the distributor as
conditioned water. The conditioned water flows up through the
center tube to the valve outlet.
2. Preliminary Rinse Position
(5 minutes)
Preliminary Risnse
Valve Drive Assembly
Brine Tank
Resin Tank
Air Check
Distributor
Salt Level
Resin Level
Brine Level
Brine Valve
Injector
Piston
Outlet
Inlet
Drain
Valve Assembly
Flow Control
Flow Control
Hard water enters the unit at the valve inlet - flows around the
lower piston groove - down through the top of tank passage -
downward through the resin - up the distributor tube - through
the center hole in the piston - over the top edge of the piston
and out the drain line. Approx. 9.5 gals. of water used with this
cycle.
3. Backwash Position
(10 minutes)
Backwash
Valve Drive Assembly
Brine Tank
Resin Tank
Air Check
Distributor
Salt Level
Resin
Level
Brine Level
Brine Valve
Injector
Piston
Outlet
Inlet
Drain
Valve Assembly
Flow Control
Flow Control
Hard water enters the unit at the valve inlet - flows around
the lower piston groove and lower piston land - down through
the center tube and out the distributor - up through the resin
- through the top of tank passage - around the upper piston
groove and out the drain line. Approx. 19.5 gals. of water used
with this cycle.
4. Brine Position
(First portion of 50-minute fixed cycle)
Brine
Valve Drive Assembly
Brine Tank
Resin Tank
Air Check
Distributor
Salt Level
Resin Level
Brine Level
Brine Valve
Injector
Piston
Outlet
Inlet
Drain
Valve Assembly
Flow Control
Flow Control
Hard water enters the unit at the valve inlet - flows around the
lower piston groove - through the injector nozzle and orifice to
draw brine from the brine tank. The brine flows down through
the resin - into the distributor - up through the center tube -
through the center hole in the piston and out the drain line.
Approx. 11 gals. of water used with this cycle.
PENTAIR SOFTFLO 5600 Service Manual • 27
