The Wilkins RK114-375 is a comprehensive repair kit designed for first and second checks of 1-1/4" to 2" Reduced Pressure Principle Backflow Preventers.

Key Specifications:

• Compatible Size Range: 1-1/4" to 2"
• Application Type: First and second checks
• Notable Certifications: ASSE 1013, C-UL Classified
• Component Coverage: Check and relief valve
• Assembly Type: Reduced Pressure Principle assembly

Other Related Variants:

• RK212-375: For 2-1/2"-6" models, contains relief valve parts
• RK8-375: For 8"-10" models, contains relief valve parts
• RK1-375: Alternative repair kit configuration
• RK34-375: Alternative repair kit configuration

Materials:

• O-rings (multiple)
• Seats (Seat #1 and Seat #2)
• Springs (Spring #1 and Spring #2)
• Poppets
• Bolts
• Seal washers and retainers
• Relief valve body
• Relief valve seat
• Relief valve spring
• Relief valve guide
• Diaphragm
• Plunger
• Cover

Typical Installation:

Used for extensive repair of internal check and relief valve components on 1-1/4" to 2" Reduced Pressure Principle Backflow Preventers to restore protection from backsiphonage and backpressure conditions, avoiding the need for full assembly replacement in commercial and industrial water supply systems.

Standards Compliance:

ASSE 1013; C-UL Classified

Features & Benefits:

• Comprehensive Repair Solution: The Zurn RK114-375 includes all necessary components for complete check and relief valve restoration, eliminating the need for costly full assembly replacement.
• Complete Relief Valve Assembly: Features a complete relief valve assembly including body, seat, spring, guide, diaphragm, plunger, and cover for thorough system restoration.
• Certified Performance: Complies with ASSE 1013 standards and is C-UL Classified, ensuring reliable protection against backsiphonage and backpressure hazards.
• Extended Service Life: Restores backflow preventer performance to original specifications, extending equipment life and maintaining water safety compliance.

FAQ

Q: What backflow preventer models is the Zurn RK114-375 compatible with?

A: The RK114-375 is designed for 1-1/4" to 2" Wilkins 375 and 375XL Series Reduced Pressure Principle Backflow Preventers.

Q: Does this kit include parts for both check valves?

A: Yes, the kit includes complete repair components for both the first check (Check #1) and second check (Check #2), including seats, springs, and poppets for each.

Q: Can this repair kit restore a failing backflow preventer to compliance?

A: Yes, when properly installed, the Wilkins RK114-375 restores internal check and relief valve components to original specifications, ensuring ASSE 1013 compliance and protection against backsiphonage and backpressure.

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