Troubleshooting and Repairing Commercial Electrical Equipment

Troubleshooting and Repairing Commercial Electrical Equipment is the first work that offers a practical approach to diagnosing and repairing commercial/industrial electrical equipment, covering everything from motors, computers, elevators, and fire alarm systems to heavy-duty ovens and audio equipment. If you are a licensed construction or maintenance electrician who repairs malfunctioning industrial electrical equipment, this one-of-a-kind guide can help you become more competent in your profession. Inside you'll find ways to become faster, more efficient, and able to achieve a much higher success rate in restoring large electrical equipment without damaging it, introducing an additional defect, or creating a hazard. This invaluable resource also includes information for those seeking licensing and certification, as well as different measures that should be taken to ensure that a UL or other agency listing is not voided. Presents a new system of diagnostics based on the difficulty of each procedure and the probability of its success Emphasizes a practical approach to ensure that equipment is fixed properly. Uses a blend of basic electrical theory and sophisticated mathematical equations that both experienced technicians and apprentices can learn from. Includes separate chapters on elevators, fire alarm systems, motors, largescale stereo equipment, and industrial appliances. Discusses related licensing and certification as they pertain to troubleshooting and repair. Written by a Master Electrician with more than 35 years of experience.

Introduction: Providing the knowledge and expertise to diagnose and repair electrical equipment. Ch 1: Troubleshooting Techniques Information Gathering; Did the malfunction develop gradually or occur suddenly? Was there an unusual noise or evidence of overheating? Using the Internet; Simple Neon Test Light; Signal Generator; Spectrum Analyzer. Ch 2: Electric Motors DC; Universal; Stepper Motors; Linear Actuators; Single-Phase to Three-Phase Motors; Variable Speed Drives; Motor Control Systems. Ch 3: Residential Wiring The simplest form of electrical work, and the first area of focus for apprentice electricians. Ch 4: Commercial and Industrial Wiring Conduit, Type NM cable; More Complex Equipment. Ch 5: Power Distribution Systems Including Transformers High voltage levels; Increased available fault current; Special Precautions; Enhanced Training; Advanced Licensing. Ch 6: Telephone Systems Private Branch Exchanges. Ch 7: Audio-video Equipment Comparing Stereo Channels to Isolate Defects; Color TV Servicing; Consumer Electronics Repair. Ch 8: Computers Determining Hardware versus Software Problems; Using Online Resources to Diagnose and Repair Most Defects. Ch 9: Understand Ethernet and Learning to Create a Simple Network Basics on Running Category Cable; Overview of Optical Fiber. Ch 10: Satellite Dish for Communication Systems Geocentric Satellites; Accessing Proprietary Training; Certification. Ch 11: Elevators Licensing and Safety Concerns; Preliminary Diagnosis and Preventive Maintenance; Relevance of Electrical Codes. Ch 12: Fire Alarm Systems Fundamental Operation; Interaction with Sprinklers and Other Systems; Monitoring Agency. Ch 13: Spinning out into New Areas Legal and Moral Issues; What Lies Ahead.