The first training module is an introduction to electrical troubleshooting with text and audio narration. It may be manually operated, it may be activated automatically by pressure or temperature, or it may be an electrically controlled switch relay. Figure 110 illustrates the symbols used for some variations of inductors. The water is instantly hot, and the flow remains constant, as does the temperature. The maintenance troubleshooting series is designed for mechanical andor electrical maintenance technicians who need or want to learn a more structured approach in troubleshooting specific electrical andor mechanical equipment other than the process of elimination techniques so often applied. Motors mounted in each door panel operate the four power windows in a kia automobile.
Covers working with others, aids in communication, and trade responsibilities. For example, a person with specific training is allowed to be closer to live electrical apparatus than an untrained person. Read this article for advice on diagnosing common problems with an electric shower. Basic electricalelectronic equipment servicing level i. Training program summary the following is a list of core courses included in the maintenance technician mechanical mtm training program. There is a direct relationship between the temperature of a refrigerant and the pressure of a. Readings should remain constant and should not fluctuate.
The shielding on the cable may or may not be grounded. Most circuit problems are due to incorrect assembly, always double check that your circuit exactly matches the drawing for it. Wherein, our reluctant protagonist saves the old queen from the diabolical clutches of the scrap heap. Maintenance technical mechanical mtm training program summary. Two important things to remember about freon refrigerants are. Be sure that parts with positive or negative markings are positioned as shown in the drawings. Online electrical troubleshooting training course tpc training. The electrical troubleshooting online electrical training course covers use of schematic diagrams, determining sequence of operation, and use of building diagrams and singleline diagrams. The included 32page electrical troubleshooting pdf lab manual also provides more introduction to troubleshooting control circuits. Charmglow electric fireplaces are available in portable models that can be moved from room to room or as an insert for an existing fireplace. Capacitors a twoterminal passive component that is used to store energy. Space heaters can really come in handy for heating spare bedrooms, basements, utility rooms, laundry rooms and more.
So if you know two of the three characteristics, your can calculate the third one. An electrician is troubleshooting a faulty light circuit, where the power source and light bulb are far removed from one another. Electrical designers use it to determine how much voltage is required for a certain load, like a motor, a computer, or even a house full of appliances. A switch is a device that interrupts powerto the load. Practical troubleshooting of electrical equipment and. A boiler feed pump being powered by two 3500 hp induction motors appears to be developing a problem. Physically move harness and connectors while monitoring the dmm. Pdf lesson 1 troubleshooting with electrical schematics. The wire from the ol relay contact is connected to an auto manual mode. Maintenance technical mechanical mtm training program. Figure 12 shows some common symbols for shielded conductors. Basic electrical troubleshooting battery maintenance. How to troubleshoot a 3phase electric motor hunker. After completing these modules, a student should possess the understanding of electrical circuits in air conditioning systems and basic electrical troubleshooting techniques.
The workshop is very practical in its approach to troubleshooting and the examples you will be shown are applicable to any facility. Heat if two dissimilar metals are joined together at one end and their junction is heated, a small amount of. All things plc, rockwell plc, even plc ladder logic simulator. Failure of this pump will result in the loss of a generator currently producing half of the stations power output. Basic concepts chapter 2 motor basics electromagnetism rotor rotation chapter 3 nema motors motor designs motor enclosures chapter 4 siemens motors nema motors iec motors above nema motors if you do not have an understanding of basic electrical concepts, you. The units are equipped with a heater to radiate warmth into a room as well as sockets for three ca. Electricity training course troubleshooting residential. Electrical circuit theory body electrical diagnosis course l652 3 the first step in being able to effectively diagnose electrical problems is to have a good understanding of basic electrical principles. Again, there are several different ways to draw switches and basic controls. Basic circuit troubleshooting worksheet basic electricity. Electrical symbols, mechanical books, maintenance management and more. It also includes instructions on how to use the tstrainer. Transistor a three terminal active component that is used mainly in boosting or amplifying electrical signals.
You install, maintain, and repair electrical and electronic equipment in. Ohms law is the basic formula used in all ac and dc electrical circuits. The example used is a 240v, 3phase, delta system in a relatively small industrial application, with the service equipment as shown in the accompanying diagram. Ss103 electrical fundamentals v2 hvac learning solutions. Amatrols acdc electrical learning systems 1 and 2 96ade1 and 96ade2 cover the fundamentals of electricity, such as electric measurement training and basic electrical circuit training, as well as inductance, capacitance, and transformers.
The wiggle test will determine if there is an intermittent loose connection or broken wire. Industrial electrical maintenance technical training solutions. A primary skill for hvac technicians is the ability to troubleshoot electrical circuit problems. Represent electrical components in a circuit switch ground wires resistance symbols 42. Electrical troubleshooting in seven steps efficient plant. Hvac electrical pro troubleshooting carrier university. As a result these motors are less prone to malfunctions and tend to operate. The purpose of jic electrical standards is to provide detailed specifications for massproduced industrial equipment used for electrical system. Operators are complaining that a large compressor on several occasions has failed to start. The inexperienced troubleshooter may chase the voltage or mistake symptoms for problems which leads to replacing the same parts repeatedly. There are literally hundreds of different types of electrical and electronic components in. Intermittent electrical problems are common yet difficult to isolate. Discuss some common problems encountered with electronic air cleaners, and describe appropriate electrical troubleshooting procedures for this type of equipment. In order to construct a building that will last into the future, a strong foundation is a prerequisite.
Because the basic skills taught in the course apply to all electrical control applications, the handson exercises permit you to apply what you have learned in your workplace environment. Troubleshooting electrical equipment and control circuits in a pro. Outlines troubleshooting techniques and aids, using schematics and symbols. Explains troubleshooting practices on dc and ac motors, identifying unmarked leads on threephase delta and yconnected motors. How to troubleshoot electric windows in a kia it still runs. Basic electrical training handson electrician training.
At the end of this training program attendees will be able to. Includes maintenance procedures for control circuits and combination starters. Learn what you need at your own pace 20 discover the new 3d training a new and innovative learning method. Although there are many reasons a roper electric dryer does not work, troubleshooting should begin with the simplest. Be prepared to use an electrical meter for troubleshooting electrical. Our customdesigned basic circuits rig allows candidates to build basic electrical circuits and learn about electrical principles whilst familiarising themselves with the basic electrical components in week 1 of the electrical maintenance skills training course.
Enhance your troubleshooting training with hours of handson learning and. This free, educational webinar covers the following on basic electrical troubleshooting. The series begins by providing a fundamental sequence of steps that can be applied when attempting to locate and repair problems in electrical. One of the most basic components in any schematic is the switch. Be sure that all connections are securely fastened. Basic electrical training for industrial applications. As an industrial electrician, youll encounter many complex electrical circuits and drives that will break down as they age. Lesson 1 troubleshooting with electrical schematics.
These concepts were covered in depth in the l623 course. Honeywell electric space heater troubleshooting hunker. This basic electrical training course is designed to meet the training needs of junior electrical maintenance personnel engaged in the daily troubleshooting of industrial electrical equipment. Of course, batteries can be and are used in portable equipment, but in larger systems, where. Virtual training is an effective way to teach basic electrical classes online. Many homeowners do not know where to start when facing electrical issues. Hvac essentials series electrical fundamentals course ss103 version 2. Wiggle test intermittent electrical problems are common yet difficult to isolate. Chances are, you wont be an expert in repairing these devices, but you can take some practical steps to solve problems and help get your systems operational again in a timely. Topics covered include basic electrical theory, reading wiring diagrams, electrical meters, motors, electronic devices and electrical troubleshooting. If t although there are many reasons a roper electric dryer does not work, troubleshootin. Every electrical circuit must have a source of electrical power.
Iec standards perform the same function as nema standards, but differ in many respects. The drivers side armrest also contains separate switches for the passenger windows, plus a child lockout switch that disables the electronic control of t. Electric fireplaces provide cozy ambience to your small room while emitting warmth. Basic electrical troubleshooting a boiler feed pump being powered by two 3500 hp inducti on motors appears to be developing a problem. The following safety and common symbols may be used in this manual and. Understanding electrical schematics part 1 revised introduction. These portable heating devices come in various styles with authenticlooking details like realistic flames and mantels.
In this course, technicians learn and practice proven diagnostic techniques that they can apply immediately, back on the job. Troubleshooting electric heaters that wont turn off. Threephase motors are normally used in commercialtype operations. Other applications of transistor includes switching and voltage regulation. Section 1 electrical circuit theory automotive training and. Troubleshooting hazards troubleshooting can introduce many new safety concerns especially when inspecting equipment that is energized. Basic electrical troubleshooting convergence training. Know how to use an electrical meter in a safe manner and effectively understand the meter readings. Ac voltage source tb1 tb2 tb5 tb4 tb6 tb3 light as you can see in the diagram, there are several terminal blocks tb through which electrical power is.
Ntt recommends a course size of 12 participants for the best results. Practical troubleshooting of electrical equipment and control circuits. Basic mechanical and electrical skills are assumed. The troubleshooting skills course explores the subject of troubleshooting and the importance of proper maintenance procedures. How to troubleshoot a charmglow electric fireplace hunker. Ac voltage source tb1 tb2 tb5 tb4 tb6 tb3 light as you can see in the diagram, there are several terminal blocks tb through which electrical power is routed to the light bulb.
Gathering information is a logical first step in any troubleshooting endeavor. This lesson explains the electrical schematic, the information it contains, and how to interpret the information when troubleshooting and diagnosing electrical circuits of plant equipment. Free engineering software and engineering books pdf. Diodes a two terminal pn junction device that allows the flow of current only in one direction. In the united states, although iec motors are used, nema motors are more common.
Be prepared to use an electrical meter for troubleshooting electrical faults. Industrial troubleshooting skills training tpc training. Inductors, like the other basic components, come in a variety of configurations. Electrical safety in the workplace 2 course goal the aim of this program is to provide comprehensive onsite training to highrisk workers i. Develop a logical sequence to troubleshooting electrical faults. Basic principles in using a drawing and meter in troubleshooting circuits. Each module is selfpaced and contains a quiz and final exam for the section, each with reference to the appropriate section of the module, allowing students to evaluate. Electrical troubleshooting, plc troubleshooting training.
This fivepart training series provides a structured format for those students who are responsible for frequent electrical and mechanical maintenance and troubleshooting, as well as for anyone having a desire to learn a more formal approach in troubleshooting techniques. They may be variable, tapped, aircore, iron core, etc. The lessons begin with essential electrical training and then through vehicle onboard computer circuit operation and circuit troubleshooting. Industrial maintenance troubleshooting industrial controls. These motors have fewer parts and are more sturdily built than their singlephase counterparts. Troubleshooting home electrical problems can be a serious headache.
A good example is provided in the book the electrical troubleshooting pocket guide, a mcgrawhill publication, by john e. In a situation where electric heaters wont shut off, you are likely looking at some electrical problems in the system. Focuses on specific maintenance tasks, breakdown maintenance, and planned maintenance. Connect electrical components to chassis or ground of the car magnetic field waveform wire size ground wires 43. The lab manual can be accessed via the software and you can also optionally print it out for a hard copy. Your workers can complete virtual training from their own homes or workplace as long as they have an internet connection, microphone, and webcam. Basic electrical and electronic components active devices devices or components which requires external source to their operation. Honeywell space heaters can be an excellent way to warm up any room of the home. You will experience live circuit faults in a real world scenario.
Basic cooling cycle compressor fan motor coil normally, a refrigerant picks up heat by evaporating and then gives up heat by condensing. Physically move harness and connectors while monitoring the dmm with the circuit operating. The included 32 page electrical troubleshooting pdf lab manual also provides more introduction to troubleshooting control circuits. Troubleshooting hazards troubleshooting can introduce many new safety concerns especially when. Describe the basic operation of an electronic air cleaner eac and its highvoltage power supply. Superficial nicks or abrasions those that only slightly penetrate the outer jacket of a flexible cord, and do not permit the cord to bend more in that area than in the rest of the cord do not normally render a cord worn or frayed. Workers can complete a basic electrical course without the costs and health risks associated with physical classrooms. This course teaches the fundamental and advanced skills of troubleshooting residential and commercial hvac electrical system problems. Basic electrical training for nonelectricians tpc training. Understanding electrical schematics part 1 revised. Determine if the light bulb will deenergize for each of the following breaks in the circuit. Effectively troubleshooting electrical systems is an essential skill for any technician responsible for maintenance in an industrial, commercial or utility facility. Technical training in electrical distribution 14 a complete training range 17 competence management the fullcustomized training solution for your specific needs 18 elearning. Fet handling problems 143 negative feedback 144 heatsinks 148 switching circuits 150 other switching devices 154 diode and transistor coding 160 chapter 6 linear ics 163 overview 163 the 741 opamp 165 gain and bandwidth 165 offset 166 bias methods 167 basic circuits 168 general notes on opamp circuits 171 modern opamps 172.
In many countries, electrical equipment is commonly designed to comply with iec standards. Test your basic knowledge of basic electricity and. The electrical science fundamentals handbook was developed to assist nuclear facility operating contractors provide operators, maintenance personnel, and the technical staff with the necessary fundamentals training to ensure a basic understanding of electrical theory, terminology, and application. This program consists of 9 modules and is available as each module or as a complete course. Type basic symbolpicture function rectifier diodes rectifier circuits of power supply units zener diodes. How to make electric remote train from a cardboard in this article, we will show how to make a railroad from cardboard and lids, as well as a remote control with which we will manage the train. Any fundamental electrical troubleshooting learning. How to make electric remote train from a cardboard.
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