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RP/IS-A-4000SS/5000SS

4000SS

Installation, Maintenance, & Repair 

Series 4000SS/5000SS

Reduced Pressure Zone Assemblies & Reduced Pressure Detector Assemblies
Sizes: 2

1

2

" – 6" (65 – 150mm)**

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 on 

www.amesfirewater.com.

For other repair kits and service parts, refer to our Backflow  

Prevention Products Repair Kits & Service Parts price list  

PL-A-RP-BPD found on 

www.amesfirewater.com.

For technical assistance, contact your local Ames representative.

** Metric Dimensions are nominal pipe diameter. This product is produced with 
ASME/ANSI flanged end connections.

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

!

www.amesfirewater.com

A Watts Water Technologies Company

WARNING

!

The installation and maintenance of backflow assemblies 

should be performed by a qualified, licensed technician.  

Failure to do so may result in a malfunctioning assembly.

Summary of Contents for Silver Bullet 4000SS Series

Page 1: ...y 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 n...

Page 2: ...embly to conduct testing servicing and inspection Allow a minimum of 12 from the flood level to the bottom of the assembly 4 The 4000SS and 5000SS are not recommended for pit installa tions Where nece...

Page 3: ...clapper Figure 5B Thoroughly clean the seat area and clapper sealing surfaces of both Cam Checks Rinse Cam Checks and O rings thoroughly Inspect seats clapper sealing surfaces Cam Arms and O rings fo...

Page 4: ...o loosen the relief valve assembly see Figure 2 3 Remove the 4 bottom bolts from the bottom of the relief valve assembly with a 5 16 socket or open end wrench Remove the bottom flange cover 4 Remove t...

Page 5: ...n assembly with a rapid slap hard on the open end of the diaphragm with your cupped hand The trapped air in the diaphragm will force the diaphragm between the inside of the sleeve and the outside of t...

Page 6: ...rmal static condition Observe the pressure differential gauge If there is a decrease in the indicated value check valve No 1 is reported as leaking Test No 4 Purpose To test operation of pressure diff...

Page 7: ...to leaking outlet gate valve Weak or broken relief valve spring Shut off seat tube bound in body Plugged hydraulic hose Repair shut off valves Disassemble and replace relief valve spring Disassemble...

Page 8: ...ible for any incidental special or consequential damages including without limitation lost profits or the cost of repairing or replacing other property which is damaged if this product does not work p...

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