Pentair IntelliChem PCBA Controller | 521319Z Hayward High Lumen ColorLogic 320 12V LED Lights there are 3 of these

there are 3 of these parts and they are placed two on one side of the cleaner and locked into the frame and bottom housing while the third is placed on the opposite side

It has one less gear and spins faster

Compatible with various in-floor cleaning systems

This valve plays a vital role in maintaining safe water temperatures by regulating flow and relieving internal pressure when temperatures rise beyond normal operating ranges

disconnect power at the circuit breaker to avoid electric shock

Pentair IntelliChem PCBA Controller | 521319Z Hayward High Lumen ColorLogic 320 12V LED Lights there are 3 of thesePentair IntelliChem PCBA Controller 521319Z The Pentair IntelliChem PCBA Controller (521319Z) is a genuine replacement circuit board designed for IntelliChem chemical automation systems. It ensures precise chemical dosing and seamless integration with Pentair automation systems like IntelliTouch, EasyTouch, and ScreenLogic2. This replacement board is essential for maintaining optimal water quality in swimming pools. Compatibility: Designed for Pentair