These pumps will be delivered with a declaration of incorporation. Provide alignment and vibration mitigation benefits. A practical guide to shaft alignment plant services. The tksa 41 is an advanced laser alignment solution for achieving accurate shaft alignments. For maintenance personnel in drinking water and wastewater facilities. Machine type pump motor vertical angle horizontal angle horizontal offset thermal compensation stationary s machine movable m machine vertical offset offset 2. Alignment of pumps one of the most important parts of pump setup is making sure that the pump and the drive motor are carefully aligned. The accuracy of alignment of pump and motor is of great importance for the working. Above thirtyhorse power 22 kw you hang the pump on the motor. For maintenance personnel in drinking water and wastewater. A custom alignment device was developed, allowing the user to alleviate difficulties with rotating the motor shaft and obtain proper alignment with relative ease. For such tasks, the technician needs a system that is quick and easy to use and doesnt need a long set up time. Coupling installation alignment for monoblock pumps. Shaft alignment report laser alignment, ultrasonic.
Fire pumps are normally purchased as a complete package that includes the following. Start rotating the shafts and the builtin accelerometer detects the. But usually a pump and electromotor have different coefficients of thermal growth and it is very important. If a manufacturer of a machine or coupling require tighter alignment tolerances, those should be used. Secure or prepare the documents upon which alignment readings will be. Once the pump set has been properly installed, the final alignment can be checked and, if necessary, corrected. It is assumed that the gantry is square to the xaxis, all support equipment is in place and properly working, and all of the. A concrete foundation firmly attached to a well designed floor system would be the most satisfactory arrangement. This will show you how much you need to move the motor for horizontal alignment. The majority of alignment tasks consist of such things as a horizontally placed electric motor with a pump or fan with a single coupling. Technical data pump type unit pcxa 3102 pa pcxa 3102 pb.
Laser alignment system shaft alignment tool tksa 41 skf. The frames are offered with shaft extensions for pulley, pto or electric motor. Machinery alignment tolerance tables the suggested alignment tolerances shown here are general values based upon experience and general industry standards and should not be exceeded. Do not store or operate in excessively high temperature. If the pump or motor is damaged or leaking, electric shock, fire, explosion, liberation. File a claim with the shipping company if anything is out of order. The modules listed in the overview are linked to the corresponding pages. With a focus on the core alignment tasks, the tksa 11 is designed to be a very easytouse instrument that is especially suitable for alignment learners and compact applications. Dial indicators used to measure run out can be seen.
Pumps delivered without electric motors are not considered as machines in the eu machinery directive. Tighten all holddown bolts before checking the alignment. How to do the alignment for vertical pumps with motor. Motorpump alignment is the process of aligning shaft centerlines between a motor and a pump. Align before and after the pump and piping are bolted together.
Misalignment may account for over 50% of malfunctions in rotating machinery, leading to problems such as worn or broken couplers, vibration, and excessive wear of bearings, seals and wear rings. This eliminates the need for coupling guards, foot brackets, shims, risers, and motor. Obviously realignment is needed whenever the pump or motor are moved or replaced. Alignment simple steps to accurate alignment its a long. When site conditions make it necessary to support the pump on a metal structure, the. The fabricator of the machinery must assure and declare full compliance with this directive before the machine in which the pump will be incorporated, or of which it is a part. This removes the need for a mechanical seal, which is typically the most critical point of wear in other solutions. Clean, dress up and file any burrs from mounting faces and anchor bolt holes. Alignment is not required for pumps with the monoblock configuration. Most framepumps have double sealed prelubricated bearings with carbon steel shafts.
The skf tksa 11 is an innovative shaft alignment tool that uses smartphones and tablets and intuitively guides the user through the shaft alignment process. The proper shaft alignment procedure is to secure the driven equipment first because moving a pump, for example, would stress the connecting piping. Motor shaft extension viewed through a pump stand opening. Motor frame hole 516 stainless steel external tooth lock washer ground cable blackorange wire. Selfpriming, canned motor pump with very low npsh sihipcx. In other words, maintenance costs are kept at a minimum. Pdf it is common knowledge that the alignment condition of rotating machinery affects the. Refer to tech bulletin 055 for instructions on removing pump from gas engine or electric motor. This is probably the most common configuration of coupled machines in industry. In isolation each strategy can help to reduce unexpected machine failure but taken together they form the hub.
Grout baseplate in completely and allow grout to dry thoroughly before attaching piping to pump 24 hours is sufficient time with approved grouting procedure. Shaft alignment training course ppt presentation and. Drive coupling access hole with safety orange removable cover. Scot pump a division of ardox corporation is a trademark for a high quality end suction centrifugal pump mounted on a cast iron bearing frame pedestal. The ergonomic display unit with intuitive touch screen navigation makes your alignments. The pump motor mount, commonly called the bell housing, allows direct mounting of flange mount pumps to nema cface electric motors. The importance of motor shaft alignment the objective of optimized shaft alignment is to increase the operating life span of rotating machinery. Machinery alignment tolerance tables impact engineering. Next, install the coupling to the driven equipment. Tmea2skf laser shaft alignment alignment performed by. Even though the pumpmotor unit may have a factory alignment, this could be disturbed in transit and must be checked prior to running.
Shaft alignment is the process whereby two or more machines typically a motor and pump are positioned such that at the point of power transfer. The book is reference material on rotating machinery basics, pump overhaul, mechanical seals, basic vibration, and shaft alignment. Scale and filler pumpmotor alignment process vemc youtube. Specify that bolting which connects pump to pipe must fit without force. Care has been taken by the authors, pruftechnik ltd, in the preparation of this publication. Measure at intervals around the periphery of the couplings. Laser alignment is an essential component of a viable maintenance. While misalignment has no measurable effect on motor efficiency, correct shaft. Understand shaft alignment plus a brief discussion of problems that may arise and how to fix them. The fire pump unit itself consists of a pump, a drive, a driver coupling connecting the two, and a base plate.
Proper alignment is the largest factor in determining the life of bearings, seals and couplings. Check to make sure the piping can be aligned to the pump flanges without placing pipe strain on either flange. How to do the alignment for vertical pumps with motor artisi mechanical 11 jan 15. Installation, operation, and maintenance manual goulds pumps. There are four distinct and separate phases when aligning pumps the prealignment check. This procedure is to be used as a guide for the initial system installation, or as a reference for optics replacement, or for realignment if necessary. Fire pump overview fire pump unit defined a fire pump is a device that provides the required water flow and pressure for a fire protection system. The primary reasons why machinery is misaligned is lack of proper training, improper tools to do the job, and that people are not given enough time to do it right.
The motor is the prime mover, transferring power to the pump by the use of a coupling. Note down, sketch and file the as found measurements from datum points, soft foot conditions. To achieve this goal, components that are the most likely to fail must be made to operate within their acceptable design limits. The objective of optimized shaft alignment is to increase the operating life span. These indicator readings mean that you need to move the motor. In practice, proper alignment is difficult to achieve without using alignment equipment such as dial indicators or laser alignment tools. This portable document format \ pdf \ file contains bookmarks, thumbnails, and hyperlinks to help you navigate through the document. If your motor does not have a c or d end bell, one can be. Easylaser is used to align pumps and mo tors for all types of installations in. The adapter solves the problem of there is no time to do an alignment. Many maintenance personnel have experience with aligning standard coupling configurations, such as a motor to a pump, but some are less confident when theyre asked to. Alignment employ laser or reverse dial indicator technology to align pump and motor. Text headings in each module are linked to and f\ rom the table of contents for that module.
It is not intended as a comprehensive guide to alignment of process machinery, nor is it a substitute for seeking professional advice or. With two wireless measurement units, large sized detectors and powerful lasers, the instrument performs precise measurements in even the most challenging conditions. Live view supports intuitive measurements and facilitates horizontal and vertical. Figure 1 2 scribe an alignment mark down and across the motor components from end cover 2 to housing 18 to help when reassembling. Pump motor adapters for electric motors pump motor adapters bell housings are designed to assure proper shaft alignment between the electric motor and your hydraulic pump. Lovejoy hydraulics pump motor mounts help power unit designers and fabricators simplify their power unit designs. Achieving proper alignment, however, involves much more than merely adjusting the. Up to about thirtyhorse power 22 kw you hang the motor on the pump.
Longcoupled pumps have separate pump and motor shafts that are connected through a coupler. Includes r egulating unloader to assure system pressure control and pump protection. If the pump is used in extremely dirty or humid conditions, it is recommended pump be enclosed. Vibralign is committed to helping businesses use their resources more efficiently and effectively. Additionally, the integrated motor doesnt need an accurate alignment between the pump and the motor. Under the indicator position mark the point that is 12 the indicator reading. Pump rpm 3450 rpm 3450 rpm 3450 rpm 3450 rpm stroke 0. If it is necessary to rotate the nozzles of the pump, remove the four cap screws connecting the pump case to the motor or the frame. With the coupling broken, mount the fixture to the stationary shaft or coupling hub. Flip ittm feature couple6 allows the user to flip the motor graphics to match the pumpmotor orientation without having to turn the display upside down. Skf has developed, after extensive consultation with users, a range. Pump alignment and coupling issues pump engineering. The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc.
The importance of motor shaft alignment department of energy. The difference in a 15min alignment and an eighthour alignment is often correcting the soft foot. Counterbore pump alignment ring oring early motor with frame ground 14 x 614 cap screws 55 65 inlb. In the article temperature growth influence on the shaft alignment of centrifugal pump unit is examined. Visit in the coming days to access the recording of. Remove the reservoir, pump, pump alignment ring and motor from the hydraulic manifold. Original instructions if101q installation, operation.