Table of Content
 

Automatic electric iron
  • Thermostats
  • Bimetal thermostat
  • Adjustable thermostat
  • Troubleshooting in an automatic
  • Steam/s spray irons (IS 6290)
  • Method of repair

Electric kettle

  • Saucepan type
  • Bottom cover
  • Heating element
  • Asbestos sheet
  • Sole-plate
  • Method of fitting new element
  • Dismantle the kettle by the following steps.
  • Immersion type
  • Fitting a new element

Ceiling fan

  • CEILING FAN
  • Construction
  • Regulator
  • CARE AND USE
  • Dismantling and assembling of fans
  • Assembling

Table fan

  • TABLE FAN
  • Recommended safety standard
  • Faults and remedy
  • Servicing

The washing machines

  • TYPES OF WASHING MACHINES
  • Ordinary type
  • Ordinary with timer
  • Semi-Automatic type
  • Automatic type
  • The air power wash technique
  • The chose punch wash technique
  • The neuro fuzzy logic technique
  • The conventional type with mangle wringer for drying
  • The Mechanical Timer
  • The Drain Pump
  • The Drive Motor
  • Locating the machine

Cooking range having multi-range heat control

  • ELECTRIC COOKING RANGE
  • Surface heating element
  • Step/Selector switches
  • Oven unit

Insulation tester (Megohmmeter)

  • Necessity of megohmmeter
  • Types of insulation testers
  • Construction
  • Electronic insulation tester
  • Rating
  • Connection for measurement

Light, illumination and units of measurement

  • The nature of lights
  • DEFINITION
  • Luminous flux
  • luminous intensity [I] or candlepower
  • candela
  • Lumen [Im]
  • luminance or Illumination [E]
  • LAWS OF ILLUMINATION
  • I Inverse square law
  • ILLUMINATION –FILAMENT LAMPS
  • Filament lamp
  • vacuum lamp
  • Gas filled lamp
  • Halogen lamp
  • Arc lamp
  • discharge lamp
  • carbon filament lamp
  • Tungsten filament lamp
  • FLUORESCENT LAMP
  • principal of a discharge lamp
  • construction
  • construction of fluorescent tubes
  • circuit diagram
  • Ballast [choke]
  • starters
  • Glow type starters
  • Thermal type starters
  • Capacitor in the starters
  • Fluorescent tube
  • power factors correction capacitor
  • Standard size of fluorescent lamp and lights output      

DECORATIVE SERIAL LAMP SET FIR 240V AC USING 6VBULB AND FLASHER

  • Calculating the resistance [hot]
  • Measuring hot resistance
  • Calculating the total number of bulbs in series
  • precautions
  • Flasher
  • Thermistors
  •  NTC resisters or thermistors
  • Construction
  • Resistance values
  • Resistance Vs temperature characteristics

FLUORESCENT LAMP TWIN TUBE CONNECTION

  • necessity of twin-tube connection
  • Stroboscopic effect
  • Methods adopted to prevent the stroboscopic effect
  • Types of twin –Tube connection
  • twin tube lights series connection
  • series operation
  • twin tube lights parallel connection

DIAGNOSING the type of fault in a wiring installation with thesymptoms

  • Segregation of fault                                                 
  • open circuit fault
  • Earth fault
  • Short circuit fault
  • High –value series resistance fault
  • Main fault in new wiring
  • Flow chart of fault

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https://www.vskills.in/certification/Vskills-Certified-Home-Appliance-Mechanic