Pentair Backup Valve, for LL10, L10, Replacement | E10 Filbur Replacing it restores secure positioning

Replacing it restores secure positioning and helps prevent water intrusion behind the pool wall

This ignition control module manages the ignition sequence and helps coordinate the signals needed for the heater to start and run properly

It supports proper exhaust flow and combustion efficiency

Two precise fit options — select the configuration that matches your rectangular inground pool: 20 ft × 40 ft or 25 ft × 45 ft

Pentair Backup Valve, for LL10, L10, Replacement | E10 Filbur Replacing it restores secure positioningWhat This Part Is Used For Pentair E10 Backup Valve Replacement LL10, L10 is a replacement backup valve designed for compatible Legend cleaner models. It helps regulate water flow and directional movement during cleaning cycles. Why This Part Matters A properly functioning backup valve prevents the cleaner from getting stuck in corners or steps. When the internal mechanism fails, the cleaner may lose mobility. Replacing it restores consistent coverage