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Summary of Contents for DeZurik APCO CSV-1600A
- Page 1 APCO CSV-1600A SURGE CHECK VALVES D12050 Instruction March 2023 DeZURIK, Inc. Sartell, Minnesota USA | Phone: 320-259-2000 | DeZURIK.com | info@dezurik.com...
- Page 2 Safety label(s) on the product indicate hazards that can cause injury or death. If a safety label becomes difficult to see or read, or if a label has been removed, please contact DeZURIK for replacement label(s). Personnel involved in the installation or maintenance of valves should be constantly alert to potential emission of pipeline material and take appropriate safety precautions.
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Page 3: Table Of Contents
DeZURIK APCO CSV-1600A Surge Check Valves Table of Contents Description ................................ 4 Handling and Storage ............................4 Installation ................................. 4 Fusion Bonded Epoxy Coated Valves ........................ 4 Maintenance ..............................5 Disassembly Procedure ..........................5 Assembly Procedure ............................5 Flow Adjustment ............................6 Operation ................................ -
Page 4: Description
APCO CSV-1600A Surge Check Valves Description APCO CSV-1600A Surge Check Valve is designed for installation to the inlet of the existing Air/Vacuum Valve on the line. It consists of a body, seat and plug. After air passes through and water rushes into the surge check, the plug starts to close, reducing the rate of flow of water into the air valve by means of throttling orifices in the disc to prevent water hammer in the air valves. -
Page 5: Maintenance
DeZURIK APCO CSV-1600A Surge Check Valves Maintenance The APCO Surge Check Valve is automatic in operation and requires very little maintenance. It should always be installed in a vertical position. A semi-annual visual inspection for leakage is recommended. A malfunction of the Surge Check Valve can be identified by a substantial amount of spillage through the exhaust port during pump start-up. -
Page 6: Flow Adjustment
DeZURIK APCO CSV-1600A Surge Check Valves Flow Adjustment Flow allowed through the closed valve can be adjusted by installing NPT plugs into orifices on the plug (S03). ASME Class 125/150 valves sized 3-12” (80-300mm): • Orifices will require tapping prior to installing NPT plugs. -
Page 7: Operation
DeZURIK APCO CSV-1600A Surge Check Valves Operation The Surge Check Valve is a normally open valve that air passes through unrestricted. When water rushes into the Surge Check unit, the disc begins to close against the seat and reduces the rate of flow of water into the air valve by means of throttling holes in the disc. -
Page 8: Drawings
DeZURIK APCO CSV-1600A Surge Check Valves Drawings Item No. Description BODY SEAT PLUG BUSHING SEAT RETAINING SCREW SEAT RETAINING BALL BUSHING RETAINING RING (NOTE 1) Note 1: When corrosion resistant body materials are used, a threaded retainer is used. Standard retainer is a retaining ring as shown in the drawing. - Page 9 DeZURIK APCO CSV-1600A Surge Check Valves Drawings (Continued) Figure 2: CSV-1600A Surge Check Valve (Exploded View) March 2023 Page 9 D12050...
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Page 10: Troubleshooting
DeZURIK APCO CSV-1600A Surge Check Valves Troubleshooting Condition Possible Cause Corrective Action Plug stem may be worn and may Valve will not close. Replace Plug. have come out of the guide. Flow arrow on valve body should Valve will not open. - Page 11 Metric fasteners should not be used with ASME Class 150/300 bolt holes and flange bolt patterns. If you use metric fasteners with ASME Class 150/300 bolt holes and flange bolt patterns, it may lead to product failure, injury, and loss of life. DeZURIK Inc. disclaims all liability associated with the use of metric fasteners with ASME Class 150/300 bolt holes and flange patterns, including but not limited to personal injury, loss of life, loss of product, production time, equipment, property damage, lost profits, consequential damages of any kind and environment damage and/or cleanup.
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