background image

NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible 

party who maintains the system.

MODELS CBV-S5 AND CBV-NPT5

FIVE TURN VENTURI CIRCUIT  

BALANCING VALVES

INSTALLATION AND OPERATION MANUAL

Part # A-03-353  |  © 2015 Pentair Ltd.  |  03/18/15 

Summary of Contents for AURORA CBV-S5

Page 1: ...rovide this manual to the owner of the equip ment or to the responsible party who maintains the system MODELS CBV S5 AND CBV NPT5 FIVE TURN VENTURI CIRCUIT BALANCING VALVES INSTALLATION AND OPERATION MANUAL Part A 03 353 2015 Pentair Ltd 03 18 15 ...

Page 2: ...ent in the fluid must be removed The operation of the valve is dependent on the fluid characteristics such as specific gravity and viscosity which vary with the fluid temperature For installations using fluids other than 100 water flow rates must be corrected for the changes created by the fluid medium To ensure accuracy of measurement Circuit Balancing Valves CBV s should be located at least five...

Page 3: ...erms of the number of full turns Fig 3 Micrometer Scale This scale is marked 0 9 and is located on the upper half of the handle assembly Each mark represents 1 10th of a full 360 turn of opening when lined up with an arrow head symbol located above the handwheel turns display window Fig 3 The valve is considered zeroed when fully closed hand tight The 0 on the micrometer scale should be within one...

Page 4: ...formance Curves Fig 8 The handle of the CBV is not designed to be removable Do not try to take it off the valve or it may become damaged If for any reason the handle is damaged replace the entire handle stem assembly with the appropriate replacement part indicated below 571155 225 for size 1 2 2 570155 105 for size 2 1 2 6 570155 015 for size 8 12 MEMORY SETTING After valve has been properly adjus...

Page 5: ...has cracked fractured Remove and reinstall a new valve being careful not to overtighten Valve does not shut off completely when closed hand tight The seat O ring has been deformed due to overheating during soldering Remove the handle stem assembly and replace with the appropriate replacement part indicated in the table on page 3 CBV S5 CBV NPT5 Fig 9 These curves show the pressure drop across the ...

Page 6: ...THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 7: ...THIS PAGE INTENTIONALLY LEFT BLANK ...

Page 8: ...his warranty shall be at its option to repair or replace any equipment or its component parts which has a defect covered by this warranty or to refund the purchase price of such equipment or part Under the terms of this warranty Seller shall not be liable for a consequential collateral special or liquidated losses or damages b equipment conditions caused by normal wear and tear abnormal conditions...

Reviews: