Electric motor maintenance and troubleshooting, 2nd. Electric motor maintenance and troubleshooting, second edition explains in detail how all types of ac and dc motors work. Electric motor maintenance and troubleshooting by augie hand. Arc automatic radio control 08 rpicon 20090710 17 02. Troubleshooting problems on your ac motor is relatively straightforward, and providing you have reasonable doityourself abilities, repairing it is not too difficult. Remove any corrosion on battery terminals with bicarbonate of soda.
Application installation maintenance manual application installation maintenance all motors. Unfortunately, its often too late to employ minor repairs when an electric motor begins to show signs of neglect. Proper maintenance and upkeep in dc motor units when cared for correctly, direct current dc drives, motors, and their controls can offer excellent. Department of energys office of industrial technologies oit with input from trade associations, consulting companies, manufacturers, nonprofit corporations, and others. Including the motors in the maintenance schedule for the driven machine or general plant equipment is usually sufficient. Therefore, motor troubleshooting involves the entire system, not. Tips for troubleshooting electric motors understanding the nuances of various motor types is essential when servicing or installing such units b y d e n n i s b u s h a fter more than 100 years of use, with an ever increasing installed base, there are probably few aspects of an electric motors. Five tips for better electric motor maintenance it is essential to perform preventive maintenance pm checks on electric motors as a part of managing facility assets because they have a massive impact on a business productivity and profit. Electric motor repair equipment whitelegg machines. Download electric motor repair, by robert rosenberg, august hand. Every year, electrical fires result in hundreds of deaths, thousands of injuries and hundreds of millions of dollars in property damage. Maintenance or repair of this unit that involves disassembly of the cabinet should be done only by a qualified service person. Maintenance and troubleshooting of electric motors esr motor.
Troubleshooting a small electric motor that fails is most effective when you follow a stepbystep procedure that rules out potential causes and helps isolate defective circuits or components. High voltage and rotating parts can cause serious or fatal injuries. Incorrect reassembly may result in a risk of electric shock when the unit is subsequently used. Motorguide r3 trolling motors operation and maintenance manual pdf, eng, 1. Maintenance and troubleshooting of electric motors reliance electric posted 11005 motor maintenance scheduled routine care introduction the key to minimizing motor problems is scheduled routine inspection and service. Small electric motor repair by josh weber updated july 21, 2017. Gather up any background material you may have on hand and then use your senses to inspect the site. Planned maintenance, reactive or emergency repairs, installation needs in your commercial kitchen, or products and services from our industrial division. Reactive maintenance or breakdown maintenance as it is referred to as well, does not imply any regular service or tests. Download it once and read it on your kindle device, pc, phones or. Armature winding1920 pdf armature winding and motor repair. Simple steps to electric motor maintenance r baker. However, existing maintenance recommendations proposed by. In an emergency, preparedness and a quick response can save a life.
A fully uptodate, handson guide to electric motors. Property damage andor physical injuries due to electrical fires can be devastating. As with all modifications on electric or electronic equipment, make sure that you unplug. Standard for an electrical preventive maintenance epm. This ensures electrical equipment is kept in good working condition at all times. Maintenance and troubleshooting of electric motors bearing. This article describes ac electrical motor troubleshooting. Electric motor predictive and preventive maintenance guide. For instance, if the fan motor was not running, then we can make some initial guesses to the source of the problem. This technical topic outlines several standard maintenance tools and practices that are easy to implement and help keep electric motor rebuilds and replacements at a minimum. Nor is motor efficiency reduced through multiple repairsrewinds. Note this is the same password you use to save a configuration in avaya manager program. Watch the entire electric motor rewind process with this video from the gibbons engineering group workshop in essex.
Hartford steam boiler standard for an electrical preventive maintenance epm program page 710. Qualified personnel should perform installation, operation and maintenance of electrical. No matter how urgent the problem and motor failure can cause some very urgent problems always develop a plan of attack before you start repair work. This conversion is usually obtained through the generation of a magnetic field by means of a current flowing into one or more coils. Electric motor maintenance and troubleshooting, 2nd edition, augie. The whole history of the development of electric motors minn kota is associated with the constant desire of the companys engineers to develop and implement the most innovative solutions and technologies. When a motor fails, it is often difficult to see why it failed just by looking at it. Helping our members with engineering support and education for all aspects of repair and maintenance of electric motors, drives, gearboxes, transformers, controls, pumps and other rotating industrial equipment. Disconnect power to the motor before performing service or maintenance. Electric motor system diagnostics richard scott alltest pro, llc this session is eligible for. Then conduct resistance, fuse, and motor tests to help pinpoint the cause of the failure. Although it is relatively rare, a fire can occur when working on motor.
These manuals are specifically made up for the individual panel, and are generally sufficient for any or all problems which may be encountered. You might not have to be doubt about this electric motor repair, by robert rosenberg, august hand it is simple method to obtain this book electric motor repair, by robert rosenberg, august hand you could simply see the established with the web link that we give. Avoid long exposure in close proximity to machinery with high noise levels. On stranded cable, if ends are corroded, cut off ends or separate strands and clean internally. Model repair specifications for low voltage induction motors.
Electric motors are relatively simple mechanical devices, but rewinding them isntin fact, its one project thats usually best left to the professionals. An indepth troubleshooting guide to help you with your ac electric motor issues. Download pdf of electric motor maintenance and troubleshooting second edition by augie hand for free pdf free download. Repair, mount, operation and maintenance manual free download pdf.
Maintenance and troubleshooting three phase induction motor. Electrical preventive maintenance epm program electrical related fires are a common occurrence. Motor and motor control troubleshooting techniques. Some standard lincoln electric motors are also capable of pws, yds or both as indicated in the following chart. Mechanical energy what is an electric motor an electric motor is a device converting electrical energy into mechanical energy usually a torque. A motor placed in storage may or may not work, regardless of its physical appearance. Post a question or comment about how to troubleshoot electric motors such as air conditioning compressor motors, heating equipment burner or fan motors, swimming pool motors, water well pump motors. If the motor problems cant be resolved with this list. Electric motor maintenance and troubleshooting, 2nd edition kindle edition by augie hand. An excessive wear in the brush can lead to commutation problems with the motor. The above electric motor troubleshooting chart will get you down to the specific failure cause like a capacitor or a.
Electric motor maintenance and troubleshooting, 2nd edition augie hand on. Electric motor predictive and preventive maintenance guide abstract electric motor performance is vital to the reliable and efficient operation of power plants. Electric motor troubleshooting flowchart koldwater. Products purchased from third party sellers are not guaranteed by the publisher for quality. Electric motor repair, model repair specifications for low voltage motors, and motor repair tech brief were produced by the u. Essential for anyone who needs to buy, install, troubleshoot, maintain, or repair small to industrialsize electric motors, this practical guide contains new information. Electric motor maintenance and troubleshooting pdf. An introduction to electric motors stmicroelectronics. Almost all electrical equipment requires planned inspection and maintenance being carrying out. Motorguide electric motors are used on various types of vessels inflatable rubber and pvc boats, aluminum, plastic boats and multiseat. This manual must be kept for future reference during installation, operation and maintenance. A maintenance program for electric motors should utilize proven and well understood testing and inspecting methods performed by qualified knowledgeable personnel to identify and evaluate conditions. Maintenance and troubleshooting of electric motors free download as word doc.
Whitelegg now offer an unrivalled range of equipment to the electric motor repair industry. The very first thing that you should do before starting any type of maintenance on a motor is a visual inspection, a lot of times the trouble can be found just by looking, because if the problem is that bad then it should be very obvious by observation. A wellplanned electric motor preventive maintenance programme is the key to dependable, longlife operation of electric motors. The frequency of routine service varies widely between applications.
Standard for an electrical preventive maintenance epm program page 410 connections. Electric motor repair rosenberg, robert, rosenberg, john, hand, august on. All considerations of application, installation, and maintenance of submersible motors relating to these four areas are presented in this manual. Based on a joint study by association of electrical and mechanical trades aemt of the united kingdom and easa, this publication concludes that using best repair rewind practices maintains motor efficiency. Be sure the motor shaft key is captive before the motor is energized. The main objective of this kind of maintenance is to repair and replace the motor when a failure occurs. Electric motor maintenance and troubleshooting, 2nd edition. This electric motor repair course is designed to provide the student with practical information for winding. When the motor is coupled to equipment, ensure that system vibrations are within acceptable limit per iso 108161 to avoid failure of the motor. The failure of one or more critical motors could cause lost capacity and excessive repair and maintenance cost.
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