COURSE ELT2020: ELECTRICAL SERVICING Level: Intermediate Prerequisite: ELT1010: Electro-assembly 1 Description: Students demonstrate the fundamental concepts of repairing, servicing and maintaining electrical and electronic equipment. Parameters: Access to basic hand tools, testing equipment and related resources. Supporting Course: ELT2010: Electro-assembly 2 Outcomes: The student will: 1. develop a basic repair and maintenance schedule for an electrical or electronic device 1.1 define current, resistance, magnetic field, voltage rating, temperature and wattage 1.2 identify the types of data found on a name plate 1.3 explain why the Canadian Standards Association (CSA) standards are applied to appliances 1.4 create a service schedule including: 1.4.1 nameplate data 1.4.2 stages of operation 1.4.3 charts and wiring schematics 1.4.4 grounding techniques 1.4.5 protection devices 1.4.6 function of the unit 1.4.7 frequency of use 1.4.8 subjected conditions 1.4.9 age 1.4.10 cost of service 1.4.11 cost of replacement service and cost to maintain and repair electrical or electronic devices by identifying potential problems and correcting 2. identify faults in an electrical or electronic device and propose solutions for repair 2.1 identify stages of operation of various types of electrical or electronic systems 2.2 interpret a flow connection chart or wiring schematic of the system 2.3 troubleshoot an electrical or electronic device 2.4 explain and demonstrate how to repair electronic printed circuit boards 2.5 measure the voltage, current and wattage of repaired items and compare the values with the nameplate ratings 3. use appropriate testing procedures to assess/repair an electrical or electronic device 3.1 describe standard procedures to locate circuit/component faults 3.2 identify the problem and propose a solution to affect the repair 3.3 use measurement techniques related to voltage, current, resistance, wattage and continuity to appraise the condition of the circuit 4. demonstrate established laboratory procedures and safe work practices 4.1 demonstrate a professional attitude of personal safety 4.2 use proper grounding techniques, current protection and static protection when testing