Kenmore UltraSoft 100 Owner's Manual page 12

SECTION 2
B. SOFT WATER SERVICE and REGENERATION
2
3
FIG. 7
hard water
bypass OUT
nozzle &
venturi
brine valve
4
HOW YOUR WATER SOFTENER WORKS
hard water
IN
drain
brine
FIG. 8
hard water
bypass OUT
5
FIG. 9
soft water
OUT
hard water
IN
drain
resin bed lifted
and expanded
hard water
IN
drain