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RP/IS-A-2000SS/3000SS

2000SS-OSY-TS FxG

Integrated supervisory tamper switches on 

gate valves add protection against fire

NOTICE

For Australia and New Zealand, line strainers should be installed 

between the upstream shutoff valve and the inlet of the backflow 

preventer.

 

NOTICE

The flange gasket bolts for the gate valves should be retightened 

during installation as the bolts may have loosened due to storage 

and shipping.

Testing

For field testing procedure, refer to Ames installation sheets  

IS-A-ATG-1 found at watts.com.
For other repair kits and service parts, refer to the Backflow  

Prevention Products Repair Kits & Service Parts price list  

PL-A-RP-BPD found at watts.com.
For technical assistance, contact your local Ames representative.

WARNING

!

Read this Manual BEFORE using this equipment.
Failure to read and follow all safety and use information can 

result in death, serious personal injury, property damage, or 

damage to the equipment.
Keep this Manual for future reference.

You are required to consult the local building and plumbing 

codes prior to installation.  If the information in this manual 

is not consistent with local building or plumbing codes, 

the local codes should be followed. Inquire with governing 

authorities for additional local requirements.

WARNING

!

Need for Periodic Inspection/Maintenance:

  This product must 

be tested periodically in compliance with local codes, but at least 

once per year or more as service conditions warrant. If installed on 

a fire suppression system, all mechanical checks, such as alarms 

and backflow preventers, should be flow tested and inspected in 

accordance with NFPA 13 and/or NFPA 25. All products must be 

retested once maintenance has been performed. Corrosive water 

conditions, and/or unauthorized adjustments or repair could render 

the product ineffective for the service intended. Regular checking 

and cleaning of the product’s internal components helps assure 

maximum life and proper product function.

WARNING

!

Installation, Maintenance, and Repair Manual

Series 2000SS, 3000SS

Double Check Valve Assemblies   

Double Check Detector Assemblies

Sizes: 2½" – 12"

Product information is subject to change without notice and 

supersedes all previous publications.

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