• 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

Apply for Certification

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