Startup - Pentair Evolio 255 Installer Manual

Installer Manual Evolio 255 - Commissioning
→ Observe the water being drawn from the brine tank for at least 3 minutes. If the water level
does not recede, or goes up, check all hose's connections. C2 should be displayed.
If the water level is receding from the brine tank you can then advance the controller back to the
treated water (C0) position by pressing
controller to the C0 position.

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.
NOTE

Pentair advise to set a residual hardness between 50 and 100 mg/L of CaC0
52 / 90
and simultaneously for 5 seconds to advance the
.
3
Ref. MKT-IM-037 / B - 17.12.2018