Pentair FLECK 3900 NXT - Replacing Micro-Switches

Installer Manual Fleck 3900 - NXT - Maintenance
Ref. MKT-IM-015 / B - 08.06.2018 85 / 126
9.2.3. Micro-switches replacement
No. Operation
A Using a flat screwdriver, unscrew (1a or 1b) and open the cover (2a or 2b).
B
Using a Phillips screwdriver, unscrew (3) and extract the protection plates (4) and the
micro-switches (5).
C Reverse above procedure steps to rebuild