Should ques tions arise that cannot be answered by the material contained in this manual we. The pump mainly consists of a cast iron body with inlet and outlet mouths integrated in the upper plate. The pump suction head for avoiding cavitation is an important practical consid eration. View and download quincy compressor qsvi series instruction manual online. Diesel engine, thruster, gear box three screw pumps typical fluids body materials nitrided steel nitrided steel nitrided steel nitrided steel carbon steel mechanical seal magnetic coupling integrated relief valve standard inout port connection ansi. As the shaft turns, the bottom end scoops up a volume of water. Keep this manual available at the site of operation of the equipment. This manual is intended to assist those concerned with installation, operation and maintenance of warren 2300 series screw pumps. Axiflow pumps are externally mounted bearings, single entry, twin. If pump faces in the opposite direction unscrew pump, turn bottle 180 degrees and reassemble.
The abbreviation of the screw pump is set up according. As the pump rotates, the intermeshing of the two contrarotating screws, along with the pump housing, form volumetric chambers. When corresponding with imo pump regarding series g3d275 series pumps, refer to pump nameplate, this instruction manual, and assembly drawing as instructed below. Following are some typical applications where gxs is used. Leistritz is the first address when it comes to the application of screw pumps. The following symbols are used within the warning information in order to make you aware of special risks. In case of prolonged standstill more than 6 months, the pumps must be protected against corrosion. Principle of operation eccentric screw or progressive cavity pumps are volumetric displacement. There are almost no pressure pulses that can damage the piping and other components or trigger vibrations. The necessary pressure of the liquid rises as the axial speed and rotational speed increase. Quincy compressor qsvi series instruction manual pdf download. Diesel engine, thruster, gear box three screw pumps typical fluids body materials nitrided steel nitrided steel nitrided steel nitrided steel carbon steel mechanical seal magnetic coupling integrated relief valve standard inout port connection ansi option deck machinery, pitch. If thread start is properly orientated the pump will face in the following position. Please store screw pump with the suction port facing up and the shaft facing down.
The durability of the protection against corrosion. While highlighting the care required and providing warnings about correct usage, this. Bornemann twin screw pumps are highly refined versions of the positive displacement principle, employing patented machining processes for the screw manufacture. Built upon the proven heritage of the sierbath twin screw positive displacement pump, the tsp continues to provide the same pulsefree flow, high suction lift.
Traditionally, the term two screw pump has been applied to a screw pump with two shafts. The phs pump is a screw pump for hydraulic or lubricating fluids special heavy fuels. The fi rst leistritz screw pump was developed by paul leistritz as main lube oil pump for bearings of steam turbine generator sets. Operating and maintenance instructions screw pumps retain for. These chambers fill with the pumped fluid and move it axially from the suction side of the pump to the higher pressure discharge side of the pump. Multi screw pumps belong to the group of selfpriming, valveless rotating positive displacement pumps. Screw pump to bottle until tight approximately inlbs. Original operating manual marine pumps, optiline pumps.
Although they are compact in design they can reach high flow rates and high pressure. Quincy compressor qsvi series instruction manual pdf. Access to ball valves the suction and delivery balls may be accessed with the pump body remaining attached to the stand. Kral screw pumps transport the product being pumped very gently. The alfa laval os range of pumps is of conventional twin screw pump design with the positive displacement being provided by noncontacting. Lakeside began manufacturing screw pumps in 1969 and since then has installed more than 1,200 screw pumps.
Record instruction manual number, revision, and date. This manual is addressed to users of type pcx pumps. As a manufacturer and supplier of centrifugal pumps and positive displacement pumps we offer the optimum for both applications. A screw pump is ideally suited to handling water carried contamination and maintains a relatively constant efficiency rate. Manual 1854 rev a pn 001854 0000 1 this manual provides instructions for handling and maintaining the kinney kdp dry screw vacuum pump. From pump nameplate, record pump model number, serial number, and manufactured date. Generally spoken, the pump is a device that conveys a certain volume of a specific liquid from point a to point b within a unit of. This manual contains instructions for machine use and maintenance. Qsvi 25, qsvi 40, qsvi 50, qsvi 75, qsvi 100, qsvi 200. The single pumps, single stations and double stations are extremely compact. When opening the pump follow purpose only for which it was sold. Ensure that the pump drive can not nemo pump be turned on without authorization. If pumps are to be stored in other than a clean, warm, dry environment, or if they are to be stored for more than six months, feel free to contact us for appropriate storage procedures. Leistritz screw pumps of series l3ngnt are triple screw single volute, selfpriming positive displacement pumps for low pressure duty, suitable for transport of non abrasive lubricating fluids.
Provided that there is ample physical space available, single screw pumps can be an attractive pumping solution in certain situations. Main fields of application wastewater and clarification plants, chemical and petrochemical. The lower the pressure of the liquid, the earlier the onset of cavitation. It is the manufacturers hope that the following dscussions will be clearly and easily understood. In addition, there are special screw geometries available to give further efficiency savings of up to 25 %.
The most important difference between both the pump types is the way they operate. This means that the flow decrease is small, and sometimes even negligible, when the differential pressure. Description the kdp dry screw vacuum pump discharges gas under pressure by the counterrotation of screw rotors. The phs pump is a screw pump for hydraulic or lubricating fluids special heavy fuels, destined for multiple uses, such as auxiliary lubrication or cooling circuits. Failure to comply with these instructions may cause damage and personal injury screw pumps acgucg 7 contents page introduction 2 safety 2 pump identification 4 installation 5 startup 10 trouble shooting 12 maintenance and service 14 list of components 14. General installation, operation and maintenance instructions. This manual, and the specific instruction manual, should be read thoroughly prior to pump installation. In these cases, an inside preservation is to be provided. This manual contains information regarding the reception, installation, operation, assembly, disassembly and maintenance of the. Edwards gxs dry screw vacuum pumps customised solutions for your application whether you require a single pump, pump and booster combination or complete vacuum system, we have a range of pumps designed to provide optimal performance in a wide range of applications. This applies in particular at high differential pressure. The alfa laval twin screw pump is a positive displacement pump.
Manual for imo pump two screw products warning this manual, and the specific instruction manual, should be read thoroughly prior to pump installation, operation, maintenance or troubleshooting. Screw pump operating manual sner series version ba2007. Compared to double flap valves, which batch material as the gates cycle open and closed, the screw pump provides a continuous flow of material into the. The screw pump can also be used as a fish ladder by pumping the fish. Some designs are even suitable for nonlubricating or solid loaden fluids. If pump faces in the opposite direction unscrew pump. Archimedean screw pumps reliable robust tried and tested hydrodynamic screws screw pumps propeller pumps ritzatro pumpwerksbau gmbh maxbrodstra. Any utilization other than for the intended purpose is not correct and gua. Page 9 1 safety precautions always bear in mind your safety during operation, maintenance and installation of. Eccentric screw pumps series anp use suitable for pumping low to highviscosity liquids, neutral or aggressive liquids, undiluted or abrasive liquids, liquids containing gases, liquids prone to foaming, including liquids with fibrous or solid particles. The pumps are selfpriming, with low pul sation delivery and can be easily regulated. The twin screw pumps are positive displacement pumps and will.
Unrivaled lubrication pump, but also with high potential for many other applications. Following these instructions will result in a long life of the compressor with satisfactory operation. Original operating manual before commencing any work, read this instruction carefully. Kral screw pumps offer high flow rates with a small footprint in comparison to other pump types. Series sn h 40 a r 46 gm 1 e w type series sn low pressure sm medium pressure design h horizontal foot pump gh horizontal foot pump e cartridgeunit pump for h and gh pumps f flange pump gf flange. When more pumps need to be applied this difference leads to a lower number in case of a screw pump. Twin screw pump versatile and reliable the flowserve tsp doublesuction, twin screw rotary pump is the most versatile of all viscous liquid pumps. After all, the company, with its headquarters in nuremberg, is one of the pioneers in the field of screw pumps. At the desired position screw in the location screw and retighten the clamp handles. User instructions twin screw rotary pumps flowserve.
The pump size must conform to the flow rate, pressure, speed, suction conditons etc. The abbreviation of the screw pump is set up according to the following schema, and is engraved on the type plate. The pumping elements move the medium from the pump inlet to the outlet without coming into contact with it. Compared to other types of pumps, kral screw pumps offer high capacity without taking up much space. The screw is turned usually by a windmill or by manual labour. Reverse operation is possible see assemblydisassembly instructions. Due to their design they are specially suitable for lubricating media. This water will slide up in the spiral tube, until it finally pours out from the top of the tube. Read this manual carefully before installing, operating, or servicing the pump. This means that the flow decrease is small, and sometimes even negligible, when the differential pressure increases. Today leistritz offers the widest product range of screw pumps with solutions from bare shaft pumps to complete pump packages, which makes us a perfect partner for the pumping industry. Libertyville, illinois 60048 8479180111 8009634458 fax. Special storage and treatment for storage of screw pumps doc.
For the delivery balls, the pump should be positioned in the normal operating orientation. Open screw pumps lakesides screw pumps, which are patterned after the archimedean screw, consist of a tube with spiral flights set in an inclined. Lakeside screw pumps are widely accepted by engineers because of their proven design and troublefree operation. The following instructions have been prepared to assist in installation, operation and removal of vilter twin screw compressors. Installation, operation and maintenance instructions oil sealed rotary screw vacuum pumps manual part number 2212 0208 75. Operating manual sl slh series consolidated pumps ltd. An archimedes screw was used by british engineer john burland in 2001 to stabilize the.
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