Pentair Evolio 255 Series - Startup; Additional Tips

Installer manual Evolio 255 740-760 - Commissioning
Ref. MKT-IM-037 / D - 25.10.2021 51 / 90
6.1.3 Startup
1. Finally, if not already done, turn on a faucet plumbed after the water softener and slowly open
the outlet bypass side to place the bypass into normal operation position. Run the faucet until
the water runs clear and then close it. With a bucket fill brine tank with water up to the mark
done at step 6. Add salt to the brine tank. Make sure to respect the maximal salt load for your
model.
2. If the softener is equipped with a safety brine valve in the brine tank, set up the float level
between 3 to 5 cm above the level of water in the brine tank and maximum up to 1-3 cm
below the overflow elbow.
3. The softener is now in service. Check residual hardness at the nearest faucet downstream
the softener, if necessary, adjust the mixing screw (1) setting iteratively until the residual
hardness correspond to the value used when programming the hardness parameter.
Info
Pentair advise to set a residual hardness between 50 and 100 mg/L of CaC0
3
.
6.1.4 Additional tips
• When the controller is first plugged in, it may display a flashing hourglass and the message
"Err 3", this means that the controller is rotating to the home position. If the "Err 2" is
displayed, check that the incoming power frequency matches the controller;
• the preset default time of regeneration is 2:00 AM;
• power supply: The World controller senses the electrical input and decides which is needed;
• if electrical power is not available, the camshaft can be rotated counter-clockwise by hand if
the motor is removed;