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Watts First Check Valve Repair Kit: First Check Kit, 26X140/429J30/793HG8/818DD8 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts First Check Valve Repair Kit: First Check Kit, 26X140/429J30/793HG8/818DD8

The WATTS First Check Valve Repair Kit (First Check Kit) is a repair kit for Watts backflow preventers, including a check assembly. It is compatible with valve size M2, Series 009, and manufacturer model numbers 1…

SKU 3G-OTH-436656

Brand
Watts
Item
First Check Valve Repair Kit: First Check Kit, 26X140/429J30/793HG8/818DD8
Category
Repair Kits & Parts for Watts Backflow Preventers
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Technical Specifications

Watts
Manufacturer Part Number
009 M2 1 1st Check Kit
Type
26X140/429J30/793HG8/818DD8, 1 009M2/LF009M2
Includes
Check Assembly
Compatible Valve Size
M2
Compatible with Series
009
Compatible with Mfr. Model No.
1 009M2/LF009M2
Compatible with Grainger Part No.
26X140
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 (First Check Kit) is a repair kit for Watts backflow preventers, including a check assembly. It is compatible with valve size M2, Series 009, and manufacturer model numbers 1 009M2/LF009M2 (MPN 009 M2 1 1st Check Kit).

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 backflow preventers in commercial and residential water systems. It replaces the check assembly in Watts Series 009 backflow preventers, helping maintain proper flow direction and prevent contamination of potable water supplies.

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

The Watts First Check Valve Repair Kit (MPN 009 M2 1 1st Check Kit) includes a check assembly. It is compatible with valve size M2, Series 009, and manufacturer model numbers 1 009M2/LF009M2. It also matches Grainger part number 26X140. This kit is designed for Watts backflow preventers.

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

You can order the Watts First Check Valve Repair Kit from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this genuine Watts repair kit globally.

How to install the Watts First Check Valve Repair Kit?

To install the Watts First Check Valve Repair Kit, first depressurize and drain the backflow preventer. Remove the old check assembly and replace it with the new check assembly from the kit. Reassemble the valve body, restore pressure, and test for proper operation. Always follow local plumbing codes and manufacturer guidelines.

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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