This edition has been expanded to include information on other quarterturn valves, including ball bv, rotary cone rcv, and eccentric plug valves pv. Engineering instructions, to protect the valve seats and disc from. Installation, operation and maintenance of butterfly valves must be made by. The handle is fitted onto the valve by means of a capblock system and screw. Standard valves with reinforced ptfe st2 seats can. Due to the double offset design of high performance butterfly valve, the disc can cause sufficient torque to open the valves spontaneously. Special cleaning, to minimize outgassing, is required for service to 1 x 106 mm of mercury. The seat in a resilient seated butterfly valve has molded orings on its flange face. Manual powder butterfly valves founded in 2006, flowx has become chinas largest valve and actuator manufacturer. Conclusion in most applications for butterfly valves, especially 20. Flowseal high performance butterfly valves are available in sizes from 2 48 in asme pressure classes 150, 300, and 600 and are available with a diverse range of actuation options. If your valve is equipped with a failopen actuator, manual to close the valve or. For valves supplied with amaterial, chainwheel, the. Mating flange thickness may vary by manufacturer, style of flange.
Note that the dynamic torque includes all internal friction torque values. Torqseal valves valve repair butterfly valves triple. Awwa butterfly valves eccentric plug valves series 840 awwa butterfly valve installation, operation and maintenance general the valve is shipped from the factory assembled with its actuator complete. All ball valves 2 and below are both standard and full port valves. For information about the actuator and accessories, please refer to the separate instruction manuals for these items. Mounting and operating manual butterfly valves endarmaturen. Fisher a11 valve w94 introduction scope of manual this instruction manual includes installation, maintenance, and parts information for fisher a11 high performance butterfly valves figure 1 in cl150 and 300. All are available with manual, electric or pneumatic actuation double acting or spring return. Process systems stocks a wide range of butterfly valves for general industrial, mining and agricultural applications.
The use of additional gaskets is not necessary and not recommended. It consists of a body that includes a disc to control flow speed, a seat ring, a bonnet, and an actuator. To use the system to its full life span, you should install it correctly according to the manual and maintain it according to the prescribed procedures while using it. Butterfly valve operating manual sanitary fittings. Also, delivered export orders to worldwide as per customer requirement. Sudmo hygienic butterfly valves can be operated either by a manual handle or remotely controlled by an automated pneumatic actuator. Prior editions limited this manual of standard practice to butterfly valves bfv. The products have passed iso9001 and ce certification. Available in wafer, lugged and flanged contact us for triple offset, double flanged or other variations. Butterfly valves should be installed a minimum of six 6 pipe diameters from other line components. This valve is not designed to handle impacts of any kind.
Care should be taken when installing a butterfly valve adjacent to lined pipe, ascast fittings, or schedule 80 plastic pipe. They create two actions and have two exhaust ports, which allows you to control the speed of each action by attaching a flow control valve to each exhaust port. This users guide contains very important information for the proper. Installation and maintenance guide for nibco butterfly. Valve operator ground wire operation handle installation panel installation electric actuator 2 3 4 manual actuator indicating 5 6 7 nonindicating 9 10 pneumatic actuator 11 troubleshooting 12 valve operator actuator, installation, operation, maintenance and. At dezurik, our team prides itself on designing and manufacturing a variety of highquality butterfly valves with bestinclass features. Fisher a11 highperformance butterfly valve, nps 3072. Butterfly valves, whether manually or automatically operated, can be used in most liquid product applications in the foodprocessing, pharmaceutical and chemical industries. Keystone butterfly valves are delivered with protection in accordance with the keystone. Turning the valve as viewed from top clockwise closes the valve. Th is valve can be used with diff erent handles or can be modifi ed for actuation. Series 840 awwa butterfly valve installation, operation. Mss sp91 guidelines for manual operation of valves.
In service, some minor adjustments to the stops may be required. Self locking manual gear operators are available for all apollo wd141 and ld141 series butterfly valves for heavy duty onoff and throttling service. Installation, operation and maintenance manual butterfly valves type 56, 75, 56d, 75d 3 3 general instructions for transportation, unpacking and storage when suspending and supporting a valve, take care and do not stand under a suspended valve. The stops are preset, and the valve has been operated and tested. Either remotely controlled by an actuator or manually operated with a handle, the triclover lkb butterfly valve is designed to provide years of dependable service in sanitary stainless steel fluid handling systems. One basic design is suitable for a wide range of services, including oxygen, hydrogen, chlorine, sour gas, vacuum and steam applications. Only flowserve replacement repair parts should be used. Butterfly valves manual butterfly valves with a variety of sizes, ports, and disc styles. Face to face dimensions for full and standard port valves is the same. Butterfly valves are not as well understood in the hvac industry as are globe valves.
We engineer our valves and actuators with efficiency and safety in mind and have done so for over 90 years. The butterfly valve actuator of choice for shutoff service in water systems. The flowseal soft seat valve prodvides a bidirectional bubble tight shutoff zero leakage by the use of a. The valve can be actuated by manual lever, a manual gear operator, an electric or pneumatic actuator. Note you will need a program such as adobe acrobat to view the files. Tm1050 resilient seated butterfly valves technical manual series 20, series 21, series 30, series 31, series 22, series 23, series 32, series 33, series 35, series 36, series 31h, series 3a, series 3ah, series 31u, series 35f, series 36h. Use protective clothing and equipment to prevent injury. The following instructions are for longlasting service of high performance butterfly valve 304ya. These valves close all ports in the off position to stop equipment in a locked position with air pressure holding it in place.
Make sure instructions on crate are applied during off loading and loading. Manually operated valve manually operated butterfly valves are powered with gear actuators, which. Based on many years of research, development and field experience, the flowseal design is superior to and more versatile than the high performance butterfly valve design offered by other manufacturers. Gear operators are completely weatherproof and selflubricating. Dynacentric highperformance butterfly valves offer the high performance of ball and gate valves with the lowcost, lightweight benefits of a butterfly valve design. Butterfly valve manual series 9210 honeywell process solutions. The butterfly valve boasts a long life span and has few faults. The butterfly valve is designed for easy maintenance. The standard alfa laval lkb butterfly valve range is designed either for automatic or manual operation.
Wrapping andor covers should be left in place until immediately. In some cases the disc in the opened position will interfere with the adjacent component. Round butterfly valve discs rotate 14 turns to provide tight shutoff in air or water pipelines. Keystone butterfly valves paraseal installation and maintenance instructions 1 storage and handling 1. General terms use of highquality stainless steel and seal materials to the specified requirements, the butterfly valve range delta sv1 is applicable in the food and beverage industries as well as in the chemical and pharmaceuticl industries. Bray butterfly valves operation and maintenance manual.
Prior to installation, clean the inside of the valve. Dezurik butterfly valves for a variety of applications. Manual butterfly valve operating manual sanitary manual butterfly valve instructions. Keystone butterfly valves paraseal installation and. Butterfly valves have a greater potential for water hammer than globe valves. Butterfly valve actuator butterfly valves manufacturers. Byv butterfly valves should be installed between flanges matching the bolt pattern of the valve. Butterfly valves manual, double acting, spring return. Butterfly valves have lower valve recovery coefficients, km, than globe valves. In each case, the valve maintains the superior sealing characteristics and longterm economy of the standard tufline design. The valve consists of two valve body halves, valve disc, bushes for the stem and seal ring. The manual version comes standard with a dualmultiposition handle notch plate, which can be easily reconfigured to suit the specific installation by being positioned in any of the four operating quadrants, and also is supplied standard with a padlock facility.
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