Kenmore 625.348420 Owner's Manual page 7

SECTION 1
1C.
2. SET WATER HARDNESS NUMBER:
NOTE:
example, assume your water is 15 gpg hard and
contains 2 ppm iron. Add 5 to the hardness number
for each 1 ppm of iron. In this example, you would
use 25 for your hardness number.
2 ppm iron x 5 = 10 +10
(times)
NOTE:
PROGRAM THE TIMER
15 gpg hardness
25 HARDNESS NUMBER
WATER SOFTENER START-UP
3. SET RECHARGE (REGENERATION) TIME:
For
NOTE:
Press the SELECT button once again,
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