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Watts Second Check Valve Repair Kit: Second Check Kit, 793HG9/818DD3/818DE0/818DE3 - Repair Kits & Parts for Watts Backflow Preventers
WattsRepair Kits & Parts for Watts Backflow Preventers

Watts Second Check Valve Repair Kit: Second Check Kit, 793HG9/818DD3/818DE0/818DE3

The WATTS Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, specifically designed for the 009 Series. This kit includes a check assembly and is compatible with valve size M2, fitting models…

SKU 3G-OTH-436764

Also listed as: 009M2342ndCheckKit · 009 M2 3 4 2nd Check Kit · 009-M2-3-4-2nd-Check-Kit

Brand
Watts
Item
Second Check Valve Repair Kit: Second Check Kit, 793HG9/818DD3/818DE0/818DE3
Category
Repair Kits & Parts for Watts Backflow Preventers
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
009 M2-3/4 2nd Check Kit
Type
793HG9/818DD3/818DE0/818DE3, Repair Kit, 009
Includes
Check Assembly
Compatible Valve Size
M2
Compatible with Series
009
Compatible with Mfr. Model No.
3/4 009M2/LF009M2

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

Product Description

The WATTS Second Check Valve Repair Kit is a repair kit for Watts backflow preventers, specifically designed for the 009 Series. This kit includes a check assembly and is compatible with valve size M2, fitting models 3/4 009M2 and LF009M2. It is identified by manufacturer part number 009 M2-3/4 2nd Check Kit and part number 818DE0.

Frequently Asked Questions

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

The Watts Second Check Valve Repair Kit is used to service the second check valve in Watts 009 Series backflow preventers. It is designed for valve size M2 and fits models 3/4 009M2 and LF009M2. This kit includes a check assembly to restore proper backflow protection in commercial and residential water systems.

What are the specifications of the Watts 009 M2-3/4 2nd Check Kit?

The Watts 009 M2-3/4 2nd Check Kit is a repair kit for the 009 Series backflow preventer. It includes a check assembly, is compatible with valve size M2, and fits manufacturer models 3/4 009M2 and LF009M2. The OEM part number is 818DE0, and the manufacturer part number is 009 M2-3/4 2nd Check Kit.

Where to buy Watts backflow preventer repair kits worldwide?

You can source Watts backflow preventer repair kits, including the 009 M2-3/4 2nd Check Kit, through 3G Electric. As a global industrial equipment distributor since 1990, 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact 3G Electric for availability and lead times.

How to install the Watts Second Check Valve Repair Kit?

To install the Watts Second Check Valve Repair Kit, first isolate the backflow preventer and relieve system pressure. Remove the access cover and extract the old check assembly. Install the new check assembly from the kit, ensuring proper orientation. Reassemble the cover and test for leaks per local plumbing codes. Always follow Watts installation instructions.

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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