Repair and maintenance of electrical equipments pdf merge

Electrical equipment plays an important role in the safe transmission and distribution of electrical power. An electrical repair and maintenance worker is typically required to earn an associate degree or complete a formal training program before earning employment. Construction and maintenance workers safety manual. Qualified repair facilities should be identified prior to a disaster recovery event. The laboratory supervisor must be consulted for advice about who is to carry out the repairs. Electrical equipment is a general term applied to material. Chapter 9 electrical system maintenance general all electrical systems require periodic maintenance in addition to nonscheduled maintenance caused by unpredictable events such as storms, accidents, and equipment failure.

Aug 12, 2016 maintaining a good health of your electrical system is crucial. Troubleshooting electronic equipment electronic resource. Preventive maintenance services from saber will evaluate the condition of your equipment and determine the most costeffective and manageable solution to guarantee its overall performance, safety and relia. Section 5 preventive maintenance and repair guidelines. Electrical construction and maintenance workers safety manual. Eis provides electrical equipment maintenance, repair and installation services for schools, prolonging the life of equipment and saving your school money. Increase the safety of all staff, as properly maintained equipment is safer equipment. Pdf electrical power equipment maintenance and testing. This category of operational maintenance normally consists of inspecting, cleaning. Always avoid placing tools on or above machinery or an electrical. In this context, we will study the electrical circuits and their construction, design, testing, operation, and maintenance.

Failure of electrical system such as open circuited, short circuited may seriously disrupt the functionalities of the equipments, machines and other types of loads under its controlled. Jan 01, 2003 this handbook aims to maximize a companys energy output whilst ensuring the reliability and longevity of industrial electrical equipment. The primary value of thermographic inspections of electrical systems is. Have all installation, operation, maintenance, and repair work performed only by. All electrical systems require periodic maintenance in addition to nonscheduled maintenance caused by unpredictable events such as storms, accidents, and equipment failure. The equipment needs to be operated in a safe manner securing continuity of supply to consumers. Installation, commissioning and maintenance of electrical. The hot vaporized metal from the arc blast will combine with oxygen and. Corrective maintenance is a type of maintenance used for equipment after equipment break down or malfunction is often most expensive not only can worn equipment damage other parts and cause multiple damage, but consequential repair and replacement costs and loss of revenues due to down time during overhaul can be significant. Over time, the terminology of maintenance and mro has begun to become standardized. Preventive maintenance to contribute to optimum performance and reliability of. Dust can combine with moisture and cause corrosion through the formation of acids, and. Facilities instructions, standards, and techniques. Report of committee on electrical equipment maintenance.

Lubrication is an important part of preventive maintenance. Operational maintenance is the care and minor maintenance of equipment using procedures that do not require detailed technical knowledge of equipments or systems function and design. In the past, the subject of electrical equipment maintenance and testing was promoted mostly by electrical power equipment and electrical test equipment manufacturers, utilities, and professional societies and organi zations, such as the ieee, ansi, nema, and others. The importance of maintaining your electrical equipment in. Lee willis we use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Maintenance and repair problems as sewage treatment is a continuous process, the continuing of all equip ment in service, or available for serv ice, is essential. Electrical noise unwanted electrical energy that has the possibility of. Pdf an expert system for fault diagnosis, repairing and. Electrical equipment troubleshooting and maintenance ref. If you need to have electrical repairs made to your equipment, call the electrical maintenance department. Electronic equipment repair electronic equipment repairers fix all types of electronics, from small kitchen appliances to heating, ventilation and air conditioning hvac control systems.

Standard for an electrical preventive maintenance epm program page 210 andor connectors are used together, examine connections for signs of galvanic action. Electrical maintenance is the upkeep and preservation of equipment and systems that supply electricity to a residential, industrial or commercial building. Troubleshooting and maintenance of electrical equipment day 1 introductions and safety precourse assessment goals and discussion types of fault and factors affecting fault levels maintenance of electrical equipment. A heavy equipment maintenance checklist is highly recommended to aid in remembering tasks and ticking them off as servicing is complete. Electrical and mechanical chapter 8 washington state bridge inspection manual m 3664. Electrical preventive maintenance epm is the prac tice of conducting routine inspections, tests, and the servicing of electrical equipment so that impending troubles can be detected and reduced, or eliminated. Repair and maintenance procedures for heavy machinery components a version of this paper was published at the 50th wtia annual conference held in sydney, australia, 2630 august 2002. Operation, repair, and maintenance of electrical equipment. A motor may require additional or more frequent attention if a breakdown would cause health or safety problems, severe loss of production, damage to expensive equipment or.

Publication date 2003 note also issued in online version. Autolite electrical equipment service tools continued 0 5 volt scale for testin hish resistances and electrical devices operating at low volt ages. Repair and maintenance procedures for heavy machinery components. Including the motors in the maintenance schedule for the driven machine or general plant equipment is usually sufficient. This handbook makes a natural companion for the electric motor handbook, as readers are presented with a manual that outlines the diagnosis, testing and maintenance of various forms of electrical equipment.

Maintenance guidelines for electrical equipment page 3 object evaluation frequency recommendations draw out type air magnetic circuit breakers 2. Electrical power source to the building is required for the operation of the equipments, machines, lightings and other types of loads. Maintaining, fault finding and repair of equipment, plant and machinery. Introduction heavy machinery components are subjected to severe destructive conditions of environmental wear. Charges shall mean the maintenance charge, the callout service charge and the emergency callout service charge as specified in the schedules.

Electrical field service for help with any maintenance, testing, repair, design or engineering questions 72229102 this page has moved. Pdf this paper presents a methodology to define a maintenance strategy for. Pdf maintenance strategy for electrical equipment based on. Electrical equipment and apparatus must be maintained in good working order. True hybrid operations combining coiledtubing drilling and conventional. Step get the serial number and the model number of the defective units, and a purchase order number to cover repair costs in the event the unit is determined by parker compumotor to be out of warranty. Herraty, preventive maintenance bearing fruits, ieee. The united states department of defense uses the following definitions any activitysuch as tests, measurements, replacements, adjustments, and. Equipment maintenance keeping equipment properly maintained is very important to ensure the safety of the user, as well as to get the best life out of the piece of equipment.

The installation shall mean the customers electrical installation, equipment andor works as specified in the schedule by the customer. Osburn bureau of reclamation hydroelectric research and technical services group denver, colorado 5f. Maintaining a good health of your electrical system is crucial. The similar nature of works means that the applicant should have completed the electrical works including the repair and maintenance works and operation of such plants, equipments etc.

These tasks must only be done by qualified electrical workers. Improper maintenance results in damage to equipment and possible injury or death to you or others. Safety guidelines for the application, installation, and maintenance. An unqualified person could also be a maintenance employee from a nonelectrical trade painter. Fist 41b, maintenance scheduling for electrical equipment 5c. Although the latest electrical equipment comes with a much improved component design and quality, yet, regular and timely maintenance is important. If you are a unqualified employee you need to be aware of the following items. Dec 05, 20 electrical operational maintenance where equipment is maintained in using. The tenderer would be required to establish his office within the site of the work in the space. Its natural for electrical equipment to degrade over time, but it doesnt necessarily have to fail. The work is commonly performed on a schedule based on the age of the building, the complexity of the electrical system or on an asneeded basis. Whiteboards on office walls are another simple and proven technique for seeing heavy equipment maintenance schedules at a glance.

Maintenance manual chapter 9 electrical system maintenance. Troubleshooting and maintenance of electrical equipment. Electrical equipment handbook troubleshooting and maintenance. Often maintenance functions are referred to as maintenance, repair and overhaul mro and mro is also used for maintenance, repair and operations. If you must return your dynaserv to effect repairs or upgrades, use the following steps. Even though you may maintain your equipment on a regular basis there will be times that your equipment could break. Apply an antioxidant compound to all aluminumto copper connections. For troubleshooting electrical equipment and control circuits, it is important to understand the basic principles on which the electrical equipment works. Actual maintenance problems are introduced for group discussions. There is a risk of severe injury and death associated with contacting energized electrical equipment. Maintain the systems components to ensure smooth, efficient operation isolate and resolve system hardware problems problem isolation.

The training seminar will also provide delegates with. Standard for an electrical preventive maintenance epm. Appropriate as a teaching text, and also as a bench reference for the professional technician who will be able to rely on this material to assist in troubleshooting and repairs. The attendees will learn how to fix electrical problems plain and simple. You should not attempt to repair electrical equipment extension cords, reset breakers, reach into panel boxes, etc.

There is no equipment available to completely protect electrical workers from the effects of blast. It may be performed by the owner or manager of the site or by an outside contractor. What tools, accessories and instruments are required for. Students will learn the proper and safe process for troubleshooting industrial and commercial electrical equipment, resulting in reduced costs and downtime. A motor may require additional or more frequent attention if a breakdown would cause health or safety problems, severe loss of production, damage to expensive equipment or other serious losses. Installation, commissioning and maintenance of electrical equipment by singh tarlok pl provide the link or pdf urgently for diploma electrical engg students similar threads. More often than not, maintenance is only an afterthought when buying equipment. Troubleshooting and maintenance provides you with the stateoftheart information for achieving the highest performance from your transformers, motors, speed drives, generator, rectifiers, and inverters. The intent of periodic maintenance is to keep the system operating at an acceptable level of service to the public. The detailedworking drawings of all the components of electrical installations should always be available with the maintenance unit.

Repair and maintenance procedures for heavy machinery. This handbook aims to maximize a companys energy output whilst ensuring the reliability and longevity of industrial electrical equipment. Pdf this paper presents an original software tool based on a model of expert. Mention1167659rahuluttammention downloading study material is very easy first search for the study material by typing the name of the book in the search book on the home page of the site, then by clicking on the attachment or following the url download will start automatically. Ensure that the connectors are properly used and installed in accordance with manufacturers specifications. Standard for an electrical preventive maintenance epm program. Testing and commissioning of electrical equipments. Rao, 9788174091857, available at book depository with free delivery worldwide. A large number of activities are performed under the umbrella of preventive maintenance. To minimize breakdown as well as corrective maintenance and ensuring satisfactory conditions for equipment storage and operation in order to improve plant reliability. Preventive maintenance checklist for electrical equipment. The following sections will outline the basic electrical concepts.

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