TK Elevator Field Technician Interview Questions and Answers

Q1. Principal of IC engine?
Ans. 
The principle of an IC engine involves the conversion of chemical energy into mechanical energy through the process of combustion.
• IC engine operates on the principle of internal combustion, where fuel is burned inside the engine to produce power.

• The combustion process generates high pressure and temperature gases that expand and push the piston, converting chemical energy into mechanical energy.

• The mechanical energy pr...read more
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Q2. How to function Diesel engine?
Ans. 
A diesel engine functions by compressing air in the cylinder, injecting fuel, and igniting the fuel-air mixture to create combustion.
• Diesel engines compress air in the cylinder to high pressures, typically around 15:1 compression ratio.

• Fuel is injected into the cylinder at the end of the compression stroke.

• The fuel is ignited by the heat generated from the high compression, not by a spark plug like in gasoline engines.

• ...read more
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Q3. Different between Diesel and petrol?
Ans. 
Diesel is heavier and less volatile than petrol, leading to differences in combustion, efficiency, and emissions.
• Diesel is heavier and less volatile than petrol

• Diesel engines compress air to ignite fuel, while petrol engines use spark plugs

• Diesel engines are more fuel-efficient but produce more emissions

• Petrol engines are quieter and faster than diesel engines
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Q4. What gear? Types of gear?
Ans. 
Gears are mechanical devices that transmit motion and power between rotating shafts. Types include spur, helical, bevel, worm, rack and pinion.
• Spur gears have straight teeth and are the most common type

• Helical gears have angled teeth for smoother operation

• Bevel gears have cone-shaped teeth for changing direction of rotation

• Worm gears have a screw-like appearance and are used for high torque applications

• Rack and pinion ...read more
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Q5. How to handle customer?
Ans. 
Handle customers with patience, empathy, and effective communication.
• Listen actively to understand their concerns

• Show empathy and understanding towards their situation

• Communicate clearly and professionally

• Offer solutions or alternatives to address their needs

• Follow up to ensure customer satisfaction
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Q6. What is role of previous company? etc
Ans. 
The role of my previous company was to provide technical support and maintenance services for various equipment and systems.
• Providing technical support to customers for troubleshooting issues

• Performing regular maintenance and inspections on equipment

• Installing and configuring new systems

• Training customers on how to use the equipment effectively
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Q1. Poko yoke, 5S, preventive maintenance, line maintenance
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Q2. Communication skills, M S Office
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Q1. What skills and knowledge do you possess that you feel make you a good technician.
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Q2. Understanding of technician skills and requirements Technical and soft skills applicable to the position Experience as a technician
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Q3. Why is it important to stay updated on the most recent technology trends and developments?
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Q4. Interest in technology and being a technician Opinion on new technology trends Ability to learn and stay motivated
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Technical questions ,basic English grammar and aptitude question.

Q1. Shelf introduction Example your project. Technical questions
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Q1. What is crdi engine?
Ans. 
CRDI stands for Common Rail Direct Injection, a fuel injection technology used in diesel engines.
• CRDI engine uses a common rail to supply fuel to the injectors at high pressure.

• It allows for precise control of fuel injection and improves fuel efficiency.

• CRDI engines are commonly used in diesel cars, trucks, and heavy machinery.

• Hyundai, Kia, and Tata Motors are some of the manufacturers that use CRDI engines in their ve
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Q2. What is difference between crdi engine and tdi engine?
Ans. 
CRDI engine uses common rail technology while TDI engine uses turbocharging technology.
• CRDI stands for Common Rail Direct Injection while TDI stands for Turbocharged Direct Injection.

• CRDI engine uses a common rail to supply fuel to the injectors while TDI engine uses a turbocharger to increase the air intake.

• CRDI engine provides better fuel efficiency and lower emissions while TDI engine provides better power and torqu...read more
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Q1. Basic electrical and mechanical subject related questions
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Q2. Electricity EMF resistance semiconductor voltage current etc.
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Q3. Torque, force assembly design, diagrams
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Breakdown handle in 48 hours

Q1. Basic information about work
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Q1. Warranty handle for Diesel equipments
Ans. 
Handling warranty for Diesel equipments involves understanding the terms and conditions, verifying eligibility, coordinating repairs, and ensuring customer satisfaction.
• Understand the terms and conditions of the warranty for Diesel equipments

• Verify the eligibility of the equipment for warranty coverage

• Coordinate repairs or replacements as needed under warranty

• Ensure customer satisfaction by providing timely and efficie...read more
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