Hayward CX4000Z3 Air Relief Tube - C4000

What This Part Is Used For
The Hayward CX4000Z3 Air Relief Tube - C4000 connects to the air relief assembly in compatible C4000 filter systems. It directs trapped air safely out of the tank during startup.

Why This Part Matters
A cracked or brittle tube can prevent proper air purging and affect pressure readings. Replacing it restores correct venting and safe operation. This supports accurate system startup.

Key Features and Specifications

• Manufacturer part number CX4000Z3
• Air relief tube - C4000
• For compatible Hayward C4000 filter systems
• Vent assembly component
• Supports controlled air release

Installation and Fitment Guidance
Turn off the pump and relieve filter pressure before servicing. Ensure the tube is securely seated in the relief assembly. Confirm by manufacturer part number before ordering.

About the Hayward Brand
Hayward produces cartridge filtration systems with serviceable air relief components. Their vent parts are widely supported in routine maintenance. Genuine Hayward components help maintain safe pressure control.

Common Service Context
Common when filters fail to purge air at startup. Also replaced when tubing becomes brittle over time.