Pentair Riversoft, Installer Manual

Page: 79 / 90

Installer Manual Riversoft - Troubleshooting
Ref. MKT-IM-045 / A - 13.03.2020 79 / 90
9.2. Valve
Issue Cause Reset and recovery
Flowing or
dripping water at
drain or brine line
after regeneration.
Valve disc cannot close because of
debris.
Remove debris.
Valve stem return spring is weak.
Replace the spring. See 8.5.7.5
Cleaning / replacing flappers, page 74.
Valve will not draw
brine.
Restricted drain line. Change drain to remove restriction.
Injector plugged.
Clean injector and screen. See 8.5.5.
Cleaning injector and injector screen,
page 67.
Debris is preventing complete opening
or flapper is damaged. Check flapper, clean seat and flapper,
replace if necessary.
Controller will not
regenerate
automatically.
AC adapter or motor are not
connected.
Connect the power source.
Defective motor.
Replace the motor. See 8.5.7.3 Motor
and camshaft replacement, page 71.
Meter clogged with debris. Remove and clean the meter.
Controller
regenerates at
wrong time of day.
Time of day set incorrectly.
Set correct the time of day. See 5.4.
Time of day, page 46.
Intermittent or
irregular brine
draw.
Low water pressure.
Set pump or pressure regulator to
maintain 1.38 bar (20 psi) dynamic at
softener’s inlet.
Defective injector. Replace injector.
Backwashes or
purges at
excessively low or
high rate. Incorrect drain controller used. Replace with a correct size.
Foreign matter affecting valve
operation. Remove drain control and clean ball
and seat.