Pentair AUTOTROL 368 - Backwash Flow Controller Cleaning

Installer manual Autotrol 368 (604-606) - Maintenance
Ref. MKT-IM-007 / D - 09.10.2020 47 / 60
9.4.4 Backwash flow controller cleaning
1. Remove the clip(1).
2. Unscrew the backwash controller(4) by hand.
Caution - material
Pay attention to not lose the backwash controller ball(3) that is inside.
3. Clean the backwash controller(4) using a soft brush or compressed air.
4. Clean the backwash controller grooves and backwash controller chamber(2).
5. Reverse above procedure steps to rebuild.
Caution - material
Remember to put the backwash controller ball(3) inside the plug when reassembling.
When reassembling the backwash controller(4), slowly screw by hand or by mean of a
Torx key.