Operation; Recommendations; Manual Regeneration - Pentair Autotrol 255 Installer Manual

Installer Manual 255/LOGIX 742-762-764 - Operation
8.

Operation

During a regeneration:
• A "C#" is displayed to show the current cycle;
• total regen time remaining is displayed on screen;
• you can press and hold
8.1.

Recommendations

• Use only regeneration salts designed for water softening EN973;
• for optimal system operation, the use of clean salt and impurities free is recommended (for
example salt pellets);
• do not use ice melt salt, 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 media
manufacturer specifications sheet for more information.
8.2.

Manual regeneration

Mandatory 
The controller must be in service in order to enable this procedure.
Note
The unit returns to normal operation if no buttons are pressed within 30 seconds.
Manual delayed regeneration
A Press once for delayed regeneration.
→ The regeneration will start on the scheduled time. See chapter 6.3. Basic programming,
page 46.
→ A flashing regen symbol will be displayed.
Note
To cancel: press
Manual immediate regeneration
A Press and hold
→ A solid regeneration icon will be displayed.
→ Camshaft starts rotating to cycle C1.
Manual double regeneration
A After an immediate regeneration has begun, press
regeneration.
→ A flashing "x2" symbol indicates the second regeneration will start at the programmed
delayed regeneration time.
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to show current cycle time remaining.
again. The regen symbol disappears.
for 5 seconds to initiate immediate manual regeneration.
again to plan a second manual
Ref. MKT-IM-021 / A - 20.02.2019