Air Check Valve Cleaning - Pentair Autotrol 255 Logix 740-760 Installer Manual

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9.4.6. Air check valve cleaning

No.
A
Unscrew brine pipe (5).
Using a Phillips screwdriver, loosen air check cap screw (2) (2x).
B
Let the 2 screws (2) on the cap (4).
C
Remove the cap (4).
D
Clean the air check ball (3) and groove (1) using a soft cloth or a soft brush.
Ref. MKT-IM-001 / C - 08.10.2019
Installer Manual 255-LOGIX 740-760 - Maintenance
Operation
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