Electronics and Hardware Class 09 Syllabus

Field Technician & Other Home Appliances, also called "Home Appliance Repair Technician", is an after sales-service job for installing and providing support to the Mixer grinder/juicer, microwave oven buyers. The individual at work installs the appliances and interacts with customers to diagnose the problem and possible causes.

The job requires the individual to have ability to build interpersonal relationships and trustworthiness. The individual must be willing to travel to client premises in order to attend to calls at different locations.

Part B: Subject Specific Skills

Unit Topic Marks
1 Basics of Electrical and Electronics 8
2 Electrical and Electronic Components 8
3 Tools and Equipment 8
4 Installing an RO Water Purifier 4
5 Repair and Maintenance of Water Purifier 4
6 Maintain Health and Safety 8
  Total 40

Unit 1: Basics of Electrical and Electronics

Appreciate the basics of electrical and electronics

  • Origin of electricity
  • Electrical quantities
  • AC and DC
  • Electric circuit
  • Series and parallel connections
  • Open circuit and closed circuit
  • Ohms law
  • Kirchhoff law
  • Energy consumption of appliances

Unit 2: Electrical and Electronic Components

Identify the electronic components and measure its parameters

  • Basic electronic components - resistor, capacitor, inductor, transformer, diode, transistor, LED, ICs
  • Resistor - definition, types, construction, specification, measuring parameter
  • Capacitor - definition, types, construction, specification, measuring parameter
  • Inductors - definition, types, construction, specification, measuring parameter
  • Transformer - working principle, specifications
  • Diode - definition, types, construction, specification, measuring parameter
  • Transistor - definition, types, construction, specification, measuring parameter
  • LED - definition, construction, specific use
  • IC - definition, construction, specific use

Unit 3: Tools and Equipment

Demonstrate the use of tools and equipment

  • Hand tools - screwdriver, pliers, wire stripper, wire cutter, phase tester, Pipe wrench, wire lugs, drill machine and drill bits.
  • Multi-meter
  • Clamp meter
  • TDS meter
  • Soldering iron and wire
  • Soldering and de-soldering

Unit 4: Installing an RO Water Purifier

1. Undertake installation requirement

  • Installation requirements (structural requirements, plumbing etc.)
  • Water flow diagram and electrical circuit diagram of the appliance
  • Water purification process and different layers of filter present within the unit
  • Different technologies in water purification
  • Different features and functionalities of various models
  • Safety precautions to be taken while installing
  • Manual-based procedure of installing the water purifier

2. Remove packaging and check accessories

  • Unpacking process
  • Safety precautions to be taken while installing
  • Packaging waste disposal procedures
  • Other products of the company

3. Fix the water purifier at identified location

  • Manual-based procedure of installing water purifier
  • Tools required for fixing the water purifier
  • Fixing process of water purifier

4. Check water purifier’s functioning

  • Post fixing checkup process
  • Functioning of water purifier
  • Maintenance procedures

5. Document the installation water purifier

  • Documentation process of installation of water purifier
  • Customer acknowledgment form
  • Call center number

Unit 5: Repair and Maintenance of Water Purifier

1. Identify the fault in water purifier

  • Parameters such as production rate, water chemistry, drain rate, input water pressure/temperature
  • Different types of water purifiers manufactured by the company
  • Features of different models of water purifier

2. Replace dysfunctional part in the water purifier unit

  • Functioning of appliance and its various filters
  • Components of water purifier - valves or wearing out of membrane or filter
  • Troubleshooting knowledge with respect to water purifier
  • Frequently occurring faults such as low/no water production, leaks, bad tasting water etc.

3. Confirm functionality of the repaired unit

  • Reassembly process
  • Components/modules of the water purifier
  • Other products of the company
  • Cleaning procedures and other best practices

Unit 6: Maintain Health and Safety

Observe personal health and safety

  • Exposure to hazardous substances
  • Possible errors during cleaning the filters
  • Electric shock and its cause
  • Environmental factors: annoying noise, water splashing, odours, high humidity, etc.