Hayward Star-Clear Plus Locking Knob | CX900G
Hayward Products
SKU: CX900G
Hayward CX900G Locking Knob
The Hayward CX900G locking knob is a replacement component designed for the Star-Clear Plus filter series. It allows you to secure the filter lid and maintain proper sealing and function during filter service operations.
Key Features
- Direct replacement locking knob compatible with select cartridge filter models.
- Ensures safe and secure lid locking for optimum filter performance.
- Designed for pool industry service professionals and retail use alike.
- Ideal for maintenance kits or parts inventory for filter servicing.
Technical Specifications
- Part Number: CX900G
- Compatible Equipment: Select cartridge filter models (e.g., Star-Clear Plus series)
- Application: Replacement lid locking knob for filter maintenance
- Material / Finish: Durable molded part designed for pool conditions
Installation & Compatibility Notes
Prior to installation, shut off the pump and relieve system pressure. Remove the existing lid knob and inspect the locking mechanism. Replace with the CX900G knob ensuring proper threads and alignment. After installation, restore circulation and verify that the filter lid is properly secured and sealed.
Maintenance Tips
- Check the knob annually for signs of wear, cracking or loosening which may compromise lid sealing.
- If the filter lid shows signs of movement or leaks, replacing the knob is a cost-effective first step.
- Keep spare knobs in your service kit-inventory to minimize downtime during seasonal filter servicing.
Why Choose This Knob?
For pool service professionals and advanced residential users, the Hayward CX900G locking knob offers a reliable, OEM-style solution to maintain filter lid integrity. Using the correct replacement part helps preserve system performance, reduce leaks, and simplify maintenance.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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