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mechanical seal installation

By continuing to browse the web site you consent to the use of cookies.Learn more. Keep the mechanical seal in its original container until ready for installation. They also help reduce the risk of seal damage during installation, which would inevitably lead to unwanted leakage and unscheduled … Component seals are assembled sequentially on the equipment and require careful measurements to properly locate and lock the rotating components relative to the stationary components. The design is tailored to the cooled pump... Special bi-directional single mechanical seal. The single cartridge seal can be connected to all common API Plans, such as 01, 02, 11, 31, 32 + 51, 61 (62) and 23 + 51, 61 (62). Thermosyphon system compliant with all requirements of API 682, 4th edition*. This could result in reduced spring force and length. Make adjustments as necessary. Complete the remaining equipment assembly including thrust bearings, if applicable. PREPARE PUMP 1. This double cartridge seal includes the shaft protecting sleeve for the pump and can be fitted without adjusting dimension. The gland is tightened evenly so that the seal is compressed to it’s recommended length. Be sure to remove the plastic spacers. including the effects of thermal growth or contraction of the shaft relative to the casing). Without the right tool, it’s easy to damage or dis-tort the seal lip or case. Typically mechanical seals are installed on pumpsand mixers. After bringing the unit up to operating conditions (pressure and tempera- ture), recheck pump to driver alignment. Open valves to flood equipment with product. Key topics include the Pre-Installation Checks. If the disassembly method is not appropriate or is in improper use, mechanical seal after assembly not only can not achieve the purpose of sealing, but also damage the assembled sealing elements. Caution: avoid over compressing a bellows. Inspect equipment and driver alignment in accordance with coupling and/or equipment manufacturer's instructions. For single or double mechanical seals (arrangements 1... Quench system for supplying single mechanical seals in quench design or double mechanical seals in tandem arrangement... Tube-in-tube heat exchanger for cooling single and double mechanical seals. The single mechanical seal can be fitted in the pump in different versions and arrangements, depending on the application. Generally, mechanical seal assemblies can be stored satisfactorily for this period, provided manufacturers' installation and plant shut down procedures have been followed. A mechanical seal is simply a method of containing fluid within a vessel (typically pumps, mixers, etc.) Skip to content Seal Connect is your source for all things sealing, maintenance and reliability. The single mechanical seal is perfectly suitable for fluids with a high solids content. Single mechanical seal, tailored to the pump requirements. Verify the smoothness of the seal chamber face for a good gasket joint. Break all sharp corners on shaft steps, threads, reliefs, shoulders, key ways, etc. KSB SE & Co. KGaA uses cookies to be able to optimally design and continually improve its web site. Correct seal setting is important in the successful operation of a mechanical seal. Mechanical seal reliability depends on the application of the correct seal, proper seal installation, and correct operation and maintenance. The seal is comprised of the case, spring, diaphragm, and washer, which come locked together as one piece. Shaft endplay should not exceed 0,25 mm (.010”) TIR, regardless of thrust bearing type. They come furnished as two pieces— the seal and the seat. Double cartridge seal, bi-directional and double pressure balanced. Assemble interconnecting piping as per API-plan and piping instructions as given in paragraph 7. For performing maintenance, the seal may have to be dismantled and reinstalled. Replace shaft or shaft sleeve and gland if worn in secondary sealing … The AESSEAL - RDSX is a Radially Divided mechanical Seal. Lubrication of seal faces is not recommended unless specified on the seal assembly drawing. Generally 0,05 - 0,10 mm (.002” -.004”) will be applicable for ball or roller type bearings. Πνευματικά δικαιώματα TECHNOSEAL © 2015Με επιφύλαξη παντός δικαιώματος, Μηχανικοί Στυπιοθλίπτες Ελαστικού Διαφράγματος, Μηχανικοί Στυπιοθλίπτες Ελαστικής Φυσούνας, Μηχανικοί Στυπιοθλίπτες Κωνικού Ελατηρίου με O-ring, Μηχανικοί Στυπιοθλίπτες Παράλληλου Ελατηρίου με O-ring, Μηχανικοί Στυπιοθλίπτες Πολλαπλών Ελατηρίων, Μηχανικοί Στυπιοθλίπτες Κυματοειδούς Ελατηρίου, Sprays Προστασίας Επιφανειών & Αντιδιαβρωτικά, ΕΞΕΙΔΙΚΕΥΜΕΝΕΣ ΛΥΣΕΙΣ ΓΙΑ ΤΗΝ ΦΑΡΜΑΚΟΒΙΟΜΗΧΑΝΙΑ. During Installation, do according to the product manual or samples, to ensure the mechanical seal installation size. Bring in the upper gland plate, align the captive screws with the holes in the lower plate and tighten. KLOZURE® is a global company with installations worldwide, solving demanding applications big and small. And best practice installation tips to ensure seal reliability. Vent casing and tubing of heat exchange (if applicable). The mechanical seal used in the water pump seal is one of the most effective ways of rotating mechanical seal. While the mechanical seal is installed into pumps and other rotary devices, check and make sure the axial movement of the shaft is no more than 0.3 mm. Seals, shafts, cavities and gland should be cleaned. Single cartridge seal, bi-directional and balanced. For use in waste water, boiler feed, and compressor pumps, these seals have an extra-long spring that accommodates variations in seal cavity length. The axial spring force is evenly distributed over the entire circumference of the primary ring. Avoid inadvertent operation of valves located in the cooling system that might result in shutting off the cooling flow. Lack thereof can damage o-rings or rubber bellows on the seal, causing them to tear, or roll. It is assumed that the installer is familiar with seals and certainly with the requirements of their plant for the successful use of mechanical seals. Tightening mechanical seals. Cartridge seals unitize the complete seal assembly on a sleeve such that the entire seal is installed simultaneously. You can use a saw to perform this action. Universal use in pump type series with standardised seals to EN 12756, e.g. Prior to installation, wipe lapped surfaces clean with a lint free cloth and quick drying solvent. For sleeve or journal type bearings, values will generally be in the order of 0,10 - 0,15 mm (.004” - .006”). Shaft runout should not exceed 0,05 mm (.002”) TIR (Total Indicator Reading) at any point along the shaft for ball or roller type bearings. Correct seal setting is important in the successful operation of a mechanical seal. Combined with a single KSB 4HL mechanical seal this is an optimum sealing solution for demanding fluids. "Leak-Pack Engineering (I) Pvt Ltd" is engaged in the design, manufacture and installation of Mechanical Shaft Seals for corrosive, volatile, abrasive, precious, flammable fluids on Pumps, Agitator, Blenders, Reactors, Blowers, compressors, mixers, steam turbines and other rotary-motion equipment. If the equipment is not operating properly (e.g. The single cartridge seal makes for easy installation without adjusting dimensions. Single cartridge seal, bi-directional and balanced. The single metal-bellows seal can be connected to all common API Plans, such as 01, 02, 11, 31, 32 + 61 (62) and 23 + 61 (62). over which gasket(s) must pass and/or seal against. Suitable for fluids with a very high solids content. Inspect surfaces under gaskets to ensure they are free from pits or scratches. SEAL … Some mechanical seals are sensitive to direction of rotation. There are primarily 2 types of Seals … Verify that the direction of rotation of the shaft corre- sponds to that of the mechanical seal before installation. The seal is tailored to the conical installation space of the pump and perfectly suitable for solids-laden fluids. At the stage of the shaft or shaft sleeve up to which the mechanical seal is going to be installed, must be rounded edged with 3 x 10°. Single mechanical seal, bi-directional, tailored to the seal installation space and the submersible mixer‘s requirements. Installation tools (such as the one shown in This Mechanical Seals Installation and Repair training course includes delivery of training content by a highly experienced professional from the relevant domain as well as self-participation and learning through role-plays, group activities and projects. The seat is comprised of the seat and the gasket. Once disconnected, you are free to set the pump on a table or … Double cartridge seal, bi-directional and balanced. mechanical seals, radial lip seals and non-contact labyrinth bearing isolators. Sturdy and practical seal design. Cut the plumbing tubes connected to the centrifugal pump. 1.7 The equipment must be earthed to prevent sparks due to static electricity discharge. There are many options available, from petroleum jelly, to silicon grease, to special lubricants. • Mechanical Seal is advanced sealing technique without sealing leakage, The advantages are integrating construction, convenient installation & replacement, The design of mechanical seal and seal box is suitable for liquid flow condition,So it has high abrasion and vibration resistance, Mechanical seal can be used in various severe conditions. Seal faces are lapped so flat it is impossible for a liquid or gas to flow through them. A cooling coil is... Finding the right mechanical seal the easy way. Barrier fluid must flood dual seals at all times during equipment operation. This video provides a hands on demonstration of how to install the seal. The... Closed pressurised barrier fluid system compliant with all requirements of API 682, 4th edition*. Thermosyphon system for use with pressurised barrier fluid or unpressurised buffer fluid (Plans 53A and 52). Other setting aids such as spacer rings may be indicated on the assembly drawing. Generally, should not exceed 0.05 mm (0.002 inch) TIR (Total Indicator Reading) at any point along the shaft for ball or roller type bearings. The seal assembly is slipped onto the pump shaft and the set screws tightened in the correct position to insure proper “installed length” of the assembly. (Fig.3 & 4) On both of the above set-ups, the installation of a suitable device is required to seal the fluid contained in the casing. Appropriate environmental and plant safety regulations also must be met. Seal chamber squareness to the shaft centreline should be within 0,015 mm per 25 mm seal chamber bore (.0005" per 1" seal chamber bore). ), shut down the equipment, investigate and remove the cause. where a rotating shaft passes through a stationary housing or … “Then, you’re going to locate the seal … MECHANICAL SEAL INSTALLATION INSTRUCTIONS INSTALLING A MECHANICAL SEAL IN A CENTRIFUGAL PUMP CAUTION: Never put hands on lapped seal faces or put lapped seal parts face down on the workbench. for mechanical seal installation and act accordingly. See also (if applicable) auxiliary system installati on and operating manual. At the heart of why a mechanical seal works lies the rotating and stationary seal faces. The precision of its own processing is relatively high, especially the dynamic, static ring. Single mechanical seal, bi-directional and balanced. Installation of the two gland plate halves will complete the split-seal assembly. Used for double mechanical seals... Heat exchanger compliant with all requirements of API 682, 3rd and 4th edition. Orient the connections on the seal gland(s) as indicated by the seal assembly drawing. De très nombreux exemples de phrases traduites contenant "mechanical seal installation" – Dictionnaire français-anglais et moteur de recherche de traductions françaises. Concentricity of the shaft to the seal chamber bore should be within 0,025 mm per 25 mm shaft diameter (.001" per 1" shaft diameter) to a maximum of 0,125 mm (.005") TIR. Generally, silicon grease is suitable but this should be verified before applying. Single mechanical seal, bi-directional, tailored to the seal installation space and the submersible mixer‘s requirements. seals and/or bearings running hot, cavitation, heavy vibration, etc. Finally, evenly torque the three assemblies … 4.Mechanical seal structure (stationary and rotary rings) The rotary ring rotates with the shaft. For sleeve type bearings, refer to manufacturer instructions. Put the bottom half of the gland plate under the primary ring so it engages and center the plate over the shaft using a different set of little plastic spacers. MSR can service all types of mechanical seals, in addition we can identify and supply the correct mechanical seal for any installation. Locate the gland(s) against the face of the seal chamber. Disassemble equipment in accordance with the equipment manufacturer’s instruc- tions to allow access to seal installation area. Before loading, the shaft (sleeve) and gland should be free of burrs and the bearing should be in good condition. Ensure seal faces and joints are free of scratches, contamina- tion and other damage. Single, balanced cartridge seal, bi-directional, tailored to the seal installation space of the submersible motor. 2. Always check the installation instructions to ensure the lubrication you choose is compatible with seal components and the product pumped. Double mechanical seal in tandem arrangement, can be installed as one unit. Vent all air and/or product vapor from the equipment casing and the seal chamber before start up. a pump shaft against a pump casing. The shaft protecting sleeve is integrated in the mechanical seal. Used for double mechanical seals (arrangement 2). 3.Mechanical seal installation location on shaft Mechanical seals are mostly comprised of two rings: a rotary ring on the shaft and a stationary ring on the pump housing. Assemble the seal components sequentially onto the equipment, fastening the rotating components. Years ago, most pump shafts were sealed using rings of soft packing, compressed by a packing gland, but this type of shaft seal required a fair amount of leakage just to lubricate the packing and keep it cool. Clean and inspect pump parts. Especially designed for operating conditions with extremely high pressures and temperatures. Assemble seal chamber and shaft (including thrust bearings, if applicable) and verify/scribe the seal setting distance as shown on the assembly drawing. Note: make sure that shaft endplay does not affect the reading. Dynamic type, multi-spring arrangement, bi-directional and balanced. De très nombreux exemples de phrases traduites contenant "seal installation" – Dictionnaire français-anglais et moteur de recherche de traductions françaises. For seals using external cooling and/or an external flush, apply cooling and/or flush prior to seal start-up. Single mechanical seal, specially developed for hot water applications, with hook sleeve and "thermal barrier". From mechanical seal installation to failure analysis, Chesterton offers a wide range of specialized field services to optimize your plant's performance as well as increase efficiency and reliability. A mechanical seal is a device designed to seal a rotating shaft against a stationary housing, e.g. Single mechanical seal, bi-directional and balanced. When measuring the setting or securing cartridge seals, always make sure the shaft is in the same position as when the equipment is operating (e.g. Radial shaft movement should be checked against the equipment manufacturer's specifications. Proper installation of a mechanical seal is an important procedure in industries. The mechanical seal comes in two main pieces: The piece on the left is fitted into the hole in the rear engine cover and the piece on the right fits into the back of the water pump impeller. If the equipment is not completely dismantled, verify runout near seal location. Lubrication is necessary for proper mechanical seal installation. HUDSON & COMPANY | SHAFT SEAL INSTALLATION GUIDE Seal cocking can also be prevented by the use of a prop-erly designed or selected installation tool, and the right amount of force. We believe the best way to service the end user is through our strategic alliances with distribu-tion partners. Services are provided by trained, certified technicians with a focus on … When applicable, pre-assemble the rotating and stationary components or sub-components of the seal in accordance with the assembly drawing. Mechanical Seals Installation Procedure.

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