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Operating Manual Double Seal Butterfly Valve Read and understand this manual prior to operating or servicing this product. www.sks-online.com www.sks-webshop.com...
DSV-UK2.qxp / 10.2005 General Terms This operating manual should be read carefully by the competent operating and maintenance personnel. We point out that we will not accept any liability for damage or malfunctions resulting from the non-compliance with this operating manual.
Due to the use of high quality stainless steel and adequate and valve position indicator seal materials, the double seal butterfly valve DSV is suited for applications in the food and beverage industries as well as in the pharmaceutical and chemical industries.
DSV-UK2.qxp / 10.2005 Auxiliary Equipment Valve position indication (for actuated valves only) Proximity switches to signal the limit position of the valve disc can be installed if required. We recommend to use our APV standard proximity switches. T ype: three-wire proximity switch (ref.-No. 08-60-01 1/93) Operating distance: 4 mm / diameter: 1 1 mm / length: 30 mm.
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DN50 - 65 and 2”- 3” Adapter for CONTROL UNIT (fig. 4.3) An adapter is required to install the Control Unit on the DSV valve. fig. 4.3 Adapter for the nominal diameters DN50 - 65 und 2” - 3”: ref.-No.: 000 - 08 - 48 - 416/93...
DSV-UK2.qxp / 10.2005 Installation The DSV valve is designed only for the upright installation position with actuator vertically to the top! DSV valves are mounted between "flanges-DSV". Observe welding instructions. Attention: Welding Instructions Observe the bore position (see fig.) during the welding of the mating flanges - DSV .
DSV-UK2.qxp / 10.2005 Dimensions / Weights dimensions in mm weighs in kg Ø C Ø D Ø K inch 2” 47,8 2,5” 60,5 3” 72,1 4” 97,6 Double Seal Butterfly Valve Operating manual: rev. 2 www.sks-online.com www.sks-webshop.com...
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DSV-UK2.qxp / 10.2005 Dimensions / Weights dimensions in mm Ø C Ø D weights in kg inch 2” 47,8 2,5” 60,5 3” 72,1 4” 97,6 Double Seal Butterfly Valve Operating manual: rev . 2 www.sks-online.com www.sks-webshop.com...
DSV-UK2.qxp / 10.2005 Maintenance The maintenance intervals depend on the application of the valve and should be determined by the operator carrying out regular visual checks of the valve. The double seal butterfly valve possesses only a few wear parts: disc seal and bush bearings.
DSV-UK2.qxp / 10.2005 Service Instructions 10.1 Dismantling from the line system DANGER ! Shut off connecting lines, discharge line pressure and drain lines if possible. Disconnect electric and pneumatic connections. Release the clamp connection at the proximity switch holder .
9 and introduce the long actuating spindle of the disc DSV . T urn the disc DSV in the disc seal into open position. By a slight pressing, the disc seal is deformed in its longitudinal axis and can be slid over the short bearing spindle.
10.9 Assembly of manual actuation Place the handle on the square of the DSV disc and tighten it with the fastening screws. DSV disc and handle are in line. Spare Parts Lists...
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BA DSV 00 00 002 ID-No.: H 3 1 5 8 4 1 Translation of original manual rev. 2 Your local contact: Zechenstraße 49 D-59425 Unna Phone: +49(0) 23 03/ 108-0 Fax: +49(0) 23 03 / 108-210 For more information about our worldwide locations, approvals, certifications, and local representatives, please visit www.apv.com.
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