Autotrol Logix 764 User Manual

39
System Troubleshooting
Problem Possible Cause Solution
Regenerant tank overflow.
a. Uncontrolled refill flow rate.
b. Air Leak in regenerant line to air
check.
c. Drain control clogged with resin or
other debris.
d. Aircheck ball on 255 valve
prematurely seating due to air leak
a. Remove refill flow control to clean ball
and seat.
b. Check all connections in regenerant line
for leaks.
c. Clean drain control.
d. Check all connections in regenerant line
for leaks.
Flowing or dripping water at
drain or regenerant line after
regeneration.
a. Valve stem return spring weak.
b. Debris is preventing valve disc from
closing.
a. Replace spring. (Contact dealer).
b. Remove debris.
Hard water leakage after
regeneration.
a. Improper regeneration.
b. Leaking of external bypass valve.
c. O-Ring around riser pipe damaged.
d. System capacity too low due to
incorrect resin volume setting
a. Repeat regeneration after making
certain correct regenerant dosage was
set.
b. Replace bypass valve. (Contact dealer).
c. Replace O-ring
d. Reset control and program resin volume
to correct setting
Control will not draw regenerant.
a. Low water pressure.
b. Restricted drain line.
c. Injector plugged.
d. Injector defective.
e. Valve disc 2 and/or 3 not closed.
f. Air check valve prematurely closed.
a. Make correct setting according to
instructions.
b. Remove restriction.
c. Clean injector and screen.
d. Replace injector and cap. (Contact
dealer).
e. Remove foreign matter from disc and
check disc for closing by pushing in on
stem. Replace if needed. (Contact
dealer).
f. Put control momentarily into brine refill.
Replace or repair air check if needed.
(Contact dealer).
Control will not regenerate
automatically.
a. AC adapter or motor not connected.
b. Defective motor.
c. Fouled or defective turbine.
d. Defective turbine cable.
a. Connect power.
b. Replace motor. (Contact dealer).
c. Clean or replace turbine assembly.
d. Replace turbine cable.
Control regenerates at wrong
time of day.
a. Controller set incorrectly. a. Correct the time setting according to
instructions.
Intermittent or irregular
regenerant draw.
a. Low water pressure.
b. Defective injector.
a. Set pump to maintain 20 psi at
conditioner.
b. Replace injector (Contact dealer).
No conditioned water after
regeneration.
a. No regenerant in regenerant tank.
b. Injector plugged.
c. Air check valve closes prematurely.
a. Add regenerant to regenerant tank.
b. Clean injector and screen.
c. Quick cycle control into regenerant
draw/slow rinse. Replace or repair air
check if needed. (Contact dealer).
Backwashes or purges at
excessively low or high rate.
a. Incorrect drain controller used.
b. Foreign matter affecting valve
operation.
a. Replace with correct size controller
(Contact dealer).
b. Remove drain controller and clean ball
and seat.
Run out of conditioned water
between regenerations.
a. Improper regeneration.
b. Incorrect resin volume setting
a. Repeat regeneration,
b. Reset control and program resin volume
to correct setting
Control displays 1 - x (1 thru 4)
a. Control is in test mode a. Press control keys in order from left to
right.

Autotrol Logix 764 Specifications

General

Brand	Autotrol
Model	Logix 764
Category	Control Unit
Language	English