Pentair EasyTouch 8-Auxiliary UOC Motherboard Replacement | 520657 Pool Water Testing If your 335 heater is

If your 335 heater is firing normally but taking too long to heat

Variable speed control supports energy savings and flexible circulation schedules

supporting a stable connection on pool decks and spa surrounds while keeping the installation straightforward

The part supports dependable operation by providing a stable mounting surface and a sealed passage when the pole is not engaged

Raypak 003902F – Propane Pilot Orifice – LP Heaters OEM

Pentair EasyTouch 8-Auxiliary UOC Motherboard Replacement | 520657 Pool Water Testing If your 335 heater isWhat This Part Is Used For Pentair 520657 EasyTouch 8 Auxiliary Replacement UOC is a replacement control component for compatible EasyTouch 8 automation systems. It supports auxiliary output control functions. Why This Part Matters Reliable auxiliary control allows pumps, lights, and features to operate correctly. Replacing a failed control module restores proper automation performance. Stable system control supports consistent pool operation. Key