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Watts First Check Valve Repair Kit: First Check Valve Repair Kit, 522P30/522P31 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts First Check Valve Repair Kit: First Check Valve Repair Kit, 522P30/522P31

The WATTS First Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for use with the Series 009. It is compatible with valve sizes of 2-1/2 in to 3 in and includes a Relief Valve Repair…

SKU 3G-OTH-436823

Brand
Watts
Item
First Check Valve Repair Kit: First Check Valve Repair Kit, 522P30/522P31
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
009 2-1/2 - 3 1st Check Kit
Type
522P30/522P31, 2 1/2 -3 LF009, 009
Includes
Relief Valve Repair Kit
Compatible Valve Size
2-1/2 in to 3 in
Compatible with Series
009
Compatible with Mfr. Model No.
2-1/2 -3 LF009
Compatible with Grainger Part No.
522P30
View Full Spec Sheet

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS First Check Valve Repair Kit is a repair kit for Watts backflow preventers, designed for use with the Series 009. It is compatible with valve sizes of 2-1/2 in to 3 in and includes a Relief Valve Repair Kit. The kit is compatible with manufacturer model number 2-1/2 -3 LF009 and Grainger part number 522P30.

Frequently Asked Questions

What is the Watts First Check Valve Repair Kit used for?

The Watts First Check Valve Repair Kit is used to service the first check valve in Watts Series 009 backflow preventers. It is essential for maintaining backflow prevention in commercial and industrial water systems, ensuring compliance with plumbing codes and preventing contamination of potable water supplies.

What are the specifications of the Watts First Check Valve Repair Kit?

The Watts First Check Valve Repair Kit is compatible with valve sizes 2-1/2 in to 3 in and fits the Watts Series 009 backflow preventer. It includes a Relief Valve Repair Kit and is compatible with manufacturer model number 2-1/2 -3 LF009 and Grainger part number 522P30.

Where to buy the Watts First Check Valve Repair Kit worldwide?

You can source the Watts First Check Valve Repair Kit through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine Watts repair components for your backflow preventer maintenance needs.

How to install the Watts First Check Valve Repair Kit?

To install the Watts First Check Valve Repair Kit, first depressurize the backflow preventer and isolate the valve. Remove the first check valve assembly, replace worn components with the kit parts, and reassemble. Always follow Watts' installation instructions and local plumbing codes to ensure proper backflow prevention performance.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts repair kits & parts for watts backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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