Approved for horizontal or vertical 'flow up' installation
Description
This 4 inch AMES Series 2000SS lead free double check valve backflow preventer assembly is designed for non-health hazard applications, preventing polluted water from entering potable water systems. Featuring a lightweight 300 Series stainless steel body, it offers superior corrosion resistance and maximum strength. Its compact design and short lay length are ideal for retrofit installations, supporting both horizontal and vertical "flow up" mounting. The assembly includes OS&Y shutoff valves, spring-loaded cam-check valves for low head loss, and an integrated, UL Certified supervisory tamper switch. With a maximum working pressure of 175 psi, it ensures reliable protection. Item number 88003083.
Help Me Connect
Connections
This 4 inch double check valve assembly features flanged connections for installation.
Flange dimensions are in accordance with AWWA Class D standards.
This 4 inch lead free double check valve backflow preventer assembly, Series 2000SS, is designed to prevent the reverse flow of polluted water into the potable water system. It is suitable for non-health hazard applications in accordance with national plumbing codes and water authority requirements.
Features
Provides low head loss with its Cam-Check Assembly
Short lay length design is ideal for retrofit installations
Lightweight stainless steel body reduces installation and shipping costs
Stainless steel construction offers long-term corrosion protection and maximum strength
Single top access cover with two-bolt grooved style coupling ensures ease of maintenance
No special tools are required for servicing
Compact construction allows for smaller vaults and enclosures
Approved for horizontal or vertical "flow up" position (ASSE Only)
Includes an integrated supervisory switch on each OS&Y gate valve for tamper signaling
Equipped with OS&Y shutoff valves and spring-loaded cam-check valves
Modular cam-check design with replaceable seat and no brass or bronze parts within the assembly
Materials
All internal metal parts: 300 Series stainless steel
Main valve body: 300 Series stainless steel
Check assembly: Noryl®
Operation
The supervisory tamper switch, UL Certified (Control No. 3L38), indicates the valve is fully open in the neutral position. Closing the valve or removing the switch activates a tamper signal.
Distance between Test Cocks (S): 9 inches (229 mm)
Weight (With Gates): 230 lbs (104 kg)
Certificates & Approvals
ASSE 1015
CULUS Classified (OSY ONLY)
FM Approved (OSY ONLY)
AWWA C510-92
CSA B64.5
UL Certified (Safety Signaling, Control No. 3L38 for supervisory switch)
FAQs
What is the primary use of this 4 inch double check valve assembly?
This assembly is designed to prevent the reverse flow of polluted water from entering the potable water system. It is specifically intended for non-health hazard applications, protecting the main water supply from contaminants due to backsiphonage or backpressure.
What are the key materials used in the construction of this backflow preventer?
The main valve body and all internal metal parts are constructed from 300 Series stainless steel, providing excellent corrosion resistance. The check assembly itself is made from Noryl®.
Does this backflow preventer meet lead-free requirements?
Yes, this AMES Series 2000SS assembly is 100% lead free through the waterway, with the wetted surface containing less than 0.25% of lead by weight, complying with lead-free standards.
What is the maximum operating pressure and temperature range for this device?
This double check valve assembly has a maximum working pressure of 175 psi (12.06 bar). It can operate effectively within a temperature range of 33°F to 110°F (5°C to 43°C).
What are the installation requirements for this product?
The compact design and short lay length allow for installation in smaller vaults and enclosures. It is approved for both horizontal and vertical 'flow up' installations according to ASSE standards. Installation should adhere to local authority requirements and all product safety information.
