Cleaning The Injector Screen Cap; Cleaning The Backwash Controller - Pentair Autotrol 255 Installer Manual

9.4.4. Cleaning the injector screen cap

No.
A Using a Torx key, unscrew and extract the injector screen cap (4).
Unclip the white plastic basket (5) and clean it with a soft brush.
B Use of descaling agent such as white vinegar might be required in case of impurities on the
plastic basket (5).
C Check for O-rings integrity before reinserting the injector screen cap (4).

9.4.5. Cleaning the backwash controller

No.
A Using a Torx key, unscrew and extract the backwash flow controller (3).
B Clean the backwash controller (3) using a soft brush or compressed air.
C Check for O-rings integrity before reinserting the backwash controller (3).
Note
Depending on the backwash controller size, it may be of a different type to that shown
below. If the model fitting the valve is with the ball (2), make sure to clean the backwash
controller grooves and backwash controller chamber (1). Also check for ball (2) integrity
before reinserting.
Ref. MKT-IM-021 / A - 20.02.2019
Installer Manual 255/LOGIX 742-762-764 - Maintenance
Operation
Operation
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