Valve - Pentair EVOLIO 255 740 Installer Manual

Installer manual Evolio 255 740-760 - Troubleshooting
Err. code
ERR3 Camshaft rotates for more than 5
minutes to find Home position.
Camshaft rotates for more than 5
minutes to find Home position.
- - : - - Power failure occurred.
Controller will not AC transformer or motor are not
regenerate connected.
automatically.
Defective motor.
Turbine blocked or defective and
calendar override set to off.
Controller Controller set incorrectly.
regenerates at
wrong time of day.
9.2

Valve

Issue
Flowing or Valve stem return spring is weak.
dripping water at
Valve disc cannot close because of
drain or brine line
debris.
after
regeneration.
80 / 90
Cause
Cause
Solution
Check:
• Optical sensor connection and
position.
• Camshaft connection.
• Camshaft slots cleanness.
If motor keeps rotating indefinitely,
replace the following components in
this order:
• Wire harness.
• Motor.
• Optical sensor.
• Controller.
• See Cleaning and maintenance
[ → Page 61]
Press to reset the time.
Connect the power.
Replace motor.
Check turbine and controller settings.
Correct time setting according to
instructions.
See Regeneration time [
Solution
Replace the spring.
Remove debris.
Ref. MKT-IM-037 / D - 25.10.2021
Page 43].
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