Watts Autotrol 255 (400 Series) - Manual (Page 28)

28
255/440i Troubleshooting
Problem Possible Cause Solution
1. Control will not
regenerate
automatically.
a. Transformer or motor not
connected.
b. Defective timer motor.
c. Skipper pins not down on
timer skipper wheel.
d. Binding in gear train of
timer.
a. Connect power.
b. Replace motor. (Contact
dealer.)
c. Depress pins for days
regeneration required.
d. Replace timer. (Contact
dealer.)
2. Control
regenerates at
wrong time of day.
a. Timer set incorrectly. a. Correct time setting
according to instructions.
3. Control will not
draw brine.
a. Low water pressure.
b. Restricted drain line.
c. Injector plugged.
d. Injector defective.
e. Air check valve closes
prematurely.
f. Timer locking pin not
horizontal.
a. Set pump to maintain 20 psi
at softener.
b. Change drain to remove
restriction.
c. Clean injector and screen.
d. Replace injector. (Contact
dealer.)
e. Put control momentarily into
brine/slow rinse. Replace or
repair air check if needed.
(Contact dealer.)
f. Turn to horizontal position.
(Contact dealer.)
4. System using
more or less salt
than salt dial
setting.
a. Foreign matter in
controller causing
incorrect flow rates.
b. Defective controller
a. Remove brine control and
flush out foreign matter.
Manually position control to
brine/slow rinse to clean
controller (after so doing
position control to "purge” to
remove brine from tank).
b. Replace brine control.
(Contact dealer.)
5. Intermittent or
irregular brine
draw.
a. Low water pressure.
b. Defective injector.
a. Set pump to maintain 20 psi
at softener.
b. Replace injector. (Contact
dealer.)
6. No conditioned
water after
regeneration.
a. No salt in brine tank.
b. Injector plugged.
c. Air check valve closes
prematurely.
a. Add salt to brine tank.
b. Clean injector and screen.
c. Put control momentarily into
brine/slow rinse. Replace or
repair air check if needed.
(Contact dealer.)
1018075 Rev I.fm Page 28 Tuesday, February 17, 2004 4:26 PM