Watts Autotrol 255 (400 Series) - Manual (Page 31)

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10. Control will not
regenerate
automatically but
will regenerate
when button is
pressed.
a. If water flow display is not
operative, refer to Item 5.
b. Defective circuit board.
c. Incorrect hardness and
capacity settings.
a. Same as Item 5.
b. Replace timer. (Contact
dealer.)
c. Set to correct values. See
Programming section.
11. Run out of soft
water between
regenerations.
a. Improper regeneration.
b. Incorrect salt setting.
c. Incorrect hardness or
capacity settings.
d. Water hardness has
increased.
e. Restricted meter turbine
rotation due to foreign
material in meter !
a. Repeat regeneration,
making certain that correct
salt dosage is used.
b. Set salt control to proper
level. See salt setting chart.
c. Set to correct values. See
Programming section.
d. Set hardness to new value.
See Programming section.
e. Remove meter housing, free
up turbine and flush with
clean water. Turbine should
spin freely; if not, replace
meter. (Contact dealer.)
12. Brine tank
overflow.
a. Brine valve disc 1 being
held open by foreign
matter.
b. Uncontrolled brine refill
flow rate.
c. Valve disc 2 not closed
during brine draw causing
brine refill.
d. Air leak in brine line to air
check.
e. Improper drain control for
injector.
f. Drain control clogged
with resin or other debris.
a. Manually operate valve stem
to flush away obstruction.
b. Remove variable salt
controller to clean it and the
ball.
c. Flush out foreign matter
holding disc open by
manually operating valve
stem.
d. Check all connections in
brine line for leaks. Refer to
instructions.
e. Too small of a drain control
with a “B” or “C” injector will
reduce draw rates.
Reference Pressure
Graphs.
f. Clean drain control.
Problem Possible Cause Solution
1018075 Rev I.fm Page 31 Tuesday, February 17, 2004 4:26 PM