Programming The Electronic Controller - North Star NST30ED Installation And Operation Manual

Programming the Electronic Controller

Display
RECHARGE
button
CONTROLLER SETTINGS REQUIRED
upon installation, and after an extended power outage.
When the power supply is plugged into the electrical
outlet, a model code (see table on page 3) and a soft-
ware version number (example: J3.9), are briefly
shown in the display. Then the words "PRESENT
TIME" appear and 12:00 PM begins to flash.
A. SET PRESENT TIME OF DAY
If the words "PRESENT TIME" do not show in the dis-
play, press the SELECT button several times until
they do.
1. Press the UP (È) or DOWN (–) buttons to set the
present time. Up moves the display ahead; down
sets the time back. Be sure AM or PM is correct.
NOTE: Press buttons and quickly release to slowly
advance the display. Hold the buttons down
for fast advance.
2. When the correct time is displayed, press the
SELECT button, and the display will change to
show the "Hardness" screen.
B. SET WATER HARDNESS NUMBER
NOTE: If "HARDNESS" and a number do not show in
FIG. 16
1. Press the UP (È) or DOWN (–) buttons to set the
value of your water's hardness in grains per gallon
(gpg).
NOTE: If your water supply contains iron, compen-
FIG. 17
2 ppm iron x 5 = 10 +10
2. When finished setting your water's hardness num-
ber, press the SELECT button, and the display will
change to show the "Recharge Time" screen.
11
UP button
DOWN
button
SELECT
button
FIG. 15
the display, press the SELECT button a few
times until they do.
sate for it by adding to the water hardness
number. For example, assume your water is
20 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 30 for
your hardness number.
20 gpg hardness
(times) 30 HARDNESS NUMBER
continued on next page
FIG. 18