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