Pentair IntelliCenter Valve Expansion Module | 522038Z Martillo Confirm the bumper is seated

Confirm the bumper is seated securely before returning the cleaner to service

Includes the 519-9550 identifier for accurate identification in inventory systems

It is often identified during troubleshooting when the basket is clean but circulation is still weak

A compromised underdrain also reduces filtration efficiency and makes backwashing less effective

Pentair IntelliCenter Valve Expansion Module | 522038Z Martillo Confirm the bumper is seatedWhat This Part Is Used For Pentair 522038Z IntelliCenter Valve Expansion Module is an expansion module used with compatible IntelliCenter automation systems. It adds additional valve control capability to the automation panel. Why This Part Matters Expanding valve control allows more precise management of water features and circulation paths. A properly functioning module ensures valves respond correctly during programmed operations. Replacing a