11
Symptom:
Water conditioner fails to regenerate. Dirty water.
Possible Cause
Solution
Power supply to 742 control has
been interrupted.
Determine reason for power
interruption and correct. Reset time of
day.
Water pressure lost.
Restore water pressure.
Corrupted programming of 742
Logix timer.
Reprogram timer assembly.
Defective 742 Logix timer.
Replace timer assembly.
Manual bypass valve is open.
Close manual bypass valve.
Leak at riser pipe seal.
Insure that riser pipe is properly
se
aled at o’ring seal. Inspect pipe for
cracks.
Symptom:
Loss of Media to Drain
Possible Cause
Solution
No flow control installed in drain
line.
Install drain line flow control.
Symptom:
Leak to Drain
Possible Cause
Solution
No flow control installed in drain
line.
Install drain line flow control.
Insufficient water pressure.
Increase water pressure above 25
psig (172kPa) minimum.
Damaged valve disk or obstruction
in valve disk.
Inspect and if damaged, replace all
valve disks or remove obstruction.
Symptom:
Loss of Water Pressure
Possible Cause
Solution
Fouled filter media bed due to iron
accumulation.
Clean control valve and rebed mineral
tank with new media.
Slots in riser pipe or laterals are
filled with media fines.
Inspect and clean distributor pipe slots
as needed.
