Select the row with the number of people in your house.
Select the column with the closest water hardness in parts per
million.
Where the two values intersect you will get the number of pins that
you should push out.
Example (highlighted) shows that the correct number ofpins to push
fora model 110 watersoftener, with 4 people in the house and a
water hardness of 255ppm is 6.
So you need to push out pins 2, 4, 6, 8, 10, 12.
Calculations based on an average usage of 150 Litres per person
per day.
Optimal Performance: Timer Softener
W2B 110
W2B 300