Cleaning The Refill Flow Controller; Cleaning The Injector Valve And The Injector Screen - Pentair AUTOTROL 604 Installer Manual

Installer Manual Autotrol 368 / 604-606 - Maintenance

9.2.2. Cleaning the refill flow controller

No.
A Using a Torx key, unscrew and extract the refill flow controller (4).
Clean the refill flow controller (4) using compressed air or with a soft brush.
B
Make sure the refill controller groove is perfectly clean.
C Check for O-rings integrity.
D Check for ball (5) integrity (if present).
E Clean the refill flow controller chamber (6) before reinserting the refill flow controller (4).
F Reverse above procedure steps to rebuild.

9.2.3. Cleaning the injector valve and the injector screen

No.
A Using a Torx key, unscrew and remove the injector cap (3).
A
Caution
Take care not to damage the injector (2).
B Using pliers, gently extract the injector (2) from valve body.
C Clean the injector (2) using compressed air, a soft brush or possibly a pin.
D Unclip the injector screen (1) and clean it with a soft brush.
Note
A
Use of descaling agent such as white vinegar might be required in case of impurities on the
injector screen (1) and on the injector (2).
E Check for O-rings integrity.
F Reverse above procedure steps to rebuild.
A
Note
The injector screen is assembled on the injector.
Note
A
Use your finger to press on the injector to position it correctly when putting it back into the
valve.
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Operation
Operation
Ref. MKT-IM-007 / A - 16.12.2016