Pentair FLECK 2850 SXT - Recommendations; Manual Regeneration; Manual Delayed Regeneration; Immediate Regeneration

Installer manual Fleck 2850 SXT - Operation
68 / 104 Ref. MKT-IM-030 / C - 12.05.2020
8.2 Recommendations
• Use only regeneration salts designed for water softening in accordance with EN973;
• for optimal system operation, the use of clean salt, free from impurities, is recommended (for
example salt pellets);
• do not use ice melt, block, or rock salts;
• the sanitizing process (both with liquid and electrochlorination) may introduce chlorine
compounds which may reduce the lifetime of the ion exchange resins. Refer to the technical
guides for resins in common use, providing necessary checks on the system.
8.3 Manual regeneration
Mandatory
The controller must be in service in order to enable this procedure!
8.3.1 Manual delayed regeneration
1. Press once for delayed regeneration.
ð The regeneration starts at the programmed regeneration time. See chapter
Regeneration time (RT) [
→
Page58].
ð The service icon flashes.
Info
To cancel: press again.
The service icon stops flashing.
8.3.2 Immediate regeneration
1. Press and hold for 5seconds to initiate immediate manual regeneration regardless from
the programmed regeneration control type.
8.3.3 To advance regeneration cycles
1. Press to pass to the next regeneration cycle.