Pentair Evolio 255 Series - Immediate Regeneration; To Advance Regeneration Cycles; To Cancel a Regeneration; Second Delayed Regeneration

Installer manual Evolio 255 740-760 - Operation
Ref. MKT-IM-037 / D - 25.10.2021 55 / 90
Info
To cancel: press again. The regen symbol disappears.
7.2.2 Immediate regeneration
1. Press and hold for 5 seconds to initiate immediate manual regeneration.
ð A solid regeneration icon will be displayed.
ð Camshaft starts rotating to cycle C1.
7.2.3 To advance regeneration cycles
1. Simultaneously press and to advance to the next cycle.
ð An hourglass will display while the camshaft is moving.
ð When the camshaft reaches next cycle, "C2” will be displayed.
2. Repeat and to advance through each cycle.
7.2.4 To cancel a regeneration
1. Press and hold and for 5 seconds to cancel the regen.
ð Hourglass will flash once cancelled.
ð Camshaft will move to service position – may take 1 to 2 minutes.
7.2.5 Second delayed regeneration
1. When a regeneration is already on going, press once for a second delayed regeneration to
be planned.
ð A "x2" icon will be flashing on the screen.
7.2.6 Second immediate regeneration
1. When a regeneration is already on going, press and hold for 5 seconds for a second
immediate regeneration to be planned.
ð A solid "x2" icon will be displayed on the screen.
7.3 Operation during a power failure
• All the program settings are stored in a permanent memory (NOVRAM);
• current valve position, cycle step time elapsed, and time of day are stored during a power
failure, and will be restored upon power restoration;
• time of day/day of week is kept during a power outage thanks to a supercapacitor as long as
the power is restored within 8 hours and the supercapacitor was fully charged. Multiple
power shutdown in a short period may decrease the supercapacitor charge;
• the time of day on the main display screen will flash for 5 minutes when there has been a
power failure. The flashing of the time of day can be stopped by pressing any button on the
display;