Aladdin O-523KIT Hayward PSV Valve O-Ring Kit | PSXVZ2A

The Aladdin O 523KIT is a complete O ring replacement kit engineered for Hayward PSV Series diverter and check valves, matching the OEM PSXVZ2A sealing profile to restore reliable valve performance. The kit includes the G 391/2 gasket along with O 158 and O 440 O rings, each molded from durable, chemical resistant elastomers designed to withstand chlorinated water and daily system pressure. These precision fit components reseal the valve key and cover to eliminate leaks, reduce bypass flow, and maintain proper hydraulic control. Ideal for maintenance or refurbishment of PSV valves, the O 523KIT offers a cost effective way to extend valve life and ensure consistent operation in pool and spa plumbing systems.

Highlights

• Complete PSV Seal Set: Includes G 391/2 gasket plus O 158 and O 440 O rings for resealing Hayward PSV valve key and cover interfaces.

• OEM Match for PSXVZ2A: Designed specifically for Hayward PSV Series diverter and check valves to ensure accurate alignment and sealing performance.

• Restores Flow Control: Replaces worn seals to prevent leaks, minimize bypass flow, and maintain proper valve functionality.

• Durable Pool Grade Elastomers: Chemical resistant materials withstand chlorine exposure, pressure changes, and long term system operation.

• Cost Efficient Maintenance: Provides a simple, low cost solution for refurbishing PSV valves without requiring full valve replacement.

Includes

•  (1) Gasket G-391
• (2) O-Rings O-158
• (1) O-Ring O-440

Additional Info

The Aladdin O-523KIT is a full reseal solution for Hayward PSV Series diverter and check valves (PSXVZ2A), containing the G-391/2 lid gasket and all critical O-rings for the key and cover. This section supports Wholesale Pool Mart customers by helping service teams verify fitment, prepare for field work, and coordinate stock across nearby locations. These FAQs address installation strategies, failure indicators, and performance restoration.

Compatibility and Fitment Details

Technicians preparing for multi-valve service visits often verify that the O-523KIT aligns with their PSV assemblies.

Does the O-523KIT fit the standard Hayward PSV body used in older installs?

Yes, PSV valves maintained consistent sealing geometry over multiple production years. This kit fits the majority of PSXVZ2A-marked units.

Can I use this kit when servicing automated valve systems?

Yes, when automation controls a PSV body, the internal seals remain the same. The O-523KIT restores proper sealing in both manual and automated setups.

Will installing this kit solve flow direction problems caused by internal leaks?

Yes, worn key seals can cause bypass flow. Replacing the O-158 and O-440 O-rings restores proper diverter positioning and flow accuracy.

Installation, Upkeep, and Field Preparation

Wholesale Pool Mart service teams often reseal several PSV valves during a single property visit.

What steps should be taken before installing the new gasket and O-rings?

Technicians clean the cover groove, remove calcium and debris, and lubricate new seals lightly to promote smooth seating and rotation.

How do I identify which O-ring failed inside the valve?

Key-seal wear causes loose or inconsistent flow direction, while cover-seal failure leads to moisture around the lid. Both issues are addressed by the O-523KIT.

What performance improvements should be expected after resealing?

You should see stable flow control, improved handle movement, and elimination of seepage around the valve body.

Local Pricing, Stock, and Service Coordination

This section helps plan for PSV valve rebuilds across multiple properties.

Can I compare pricing for bulk orders across nearby WPM locations?

Yes, many service teams request pricing from multiple stores when preparing for large seasonal maintenance runs.

How can I confirm stock before scheduling field service?

Provide visit dates and required quantities. Staff can check inventory across nearby Wholesale Pool Mart stores to support same-day pickup.

Do technicians frequently pair this kit with other valve-service parts?

Yes, they often buy diverter lids, handles, or additional lubricant to complete full refurbishments.