Tata Hitachi Construction Machinery Maintenance Engineer Interview Questions, Process, and Tips

Company taken an aptitude test after that interview

Q1. HR ask me a question, how work is the cylinder function, Ans- cylinder is working a two stock and four stock
Add your answer

Q1. Graduation year?
Add your answer

Q1. Draw a hydraulic circuit
Ans. 
A hydraulic circuit is a system that uses fluid to transmit power and control the movement of mechanical components.
• A hydraulic circuit typically consists of a power source, such as a hydraulic pump, which generates fluid flow and pressure.

• The fluid is then directed through various components, such as valves, cylinders, and motors, to perform specific tasks.

• Valves control the flow and direction of the fluid, allowing i...read more
Answered by AI
Add your answer

Q1. Personal information
Add your answer
Q2. My self introduction
Add your answer
Q3. Engine tecnical
Add your answer

Q1. Disel engine combustion process
Ans. 
The diesel engine combustion process involves the ignition of fuel injected into the combustion chamber by compressed air.
• Diesel fuel is injected into the combustion chamber at high pressure

• The air in the combustion chamber is compressed by the piston, leading to high temperatures

• The high temperature air ignites the fuel, leading to combustion and the generation of power

• The combustion process in diesel engines is more
Answered by AI
Add your answer
Q2. What is two & four stroke engine.
Ans. 
A two-stroke engine completes a power cycle in two strokes of the piston, while a four-stroke engine completes it in four strokes.
• Two-stroke engines have a simpler design with fewer moving parts compared to four-stroke engines.

• Two-stroke engines typically produce more power for their size but are less fuel-efficient and emit more pollution.

• Four-stroke engines are more common in cars, motorcycles, and larger machinery d...read more
Answered by AI
Add your answer
Q3. What's is hydraulic component.
Ans. 
A hydraulic component is a device that utilizes fluid power to perform mechanical tasks.
• Hydraulic components use liquid to transmit power.

• Common examples include hydraulic cylinders, pumps, motors, valves, and hoses.

• They are often used in heavy machinery, construction equipment, and industrial applications.
Answered by AI
Add your answer
Q4. What is realy,and working principle
Ans. 
Realy is a type of relay used in electrical systems to control high power devices with low power signals.
• Relays are switches that open and close circuits electromechanically

• Realy is a type of relay specifically designed for high power applications

• Working principle involves an electromagnet that moves an armature to open or close the circuit

• Commonly used in industrial automation, automotive, and HVAC systems
Answered by AI
Add your answer
Q5. Least count of all megerment.
Ans. 
Least count is the smallest change in the measured quantity that can be detected by the measuring instrument.
• Least count is determined by the smallest division on the scale of the measuring instrument.

• It is important for accurate measurements and precision in engineering.

• For example, a ruler with millimeter divisions has a least count of 1 mm.

• A vernier caliper with 0.1 mm divisions has a least count of 0.1 mm.
Answered by AI
Add your answer

Q1. How to make your skill increase
Add your answer
Q2. By making mistakes and try to make it better than before...
Add your answer
Q3. Try to solve until you not understand the fault
Add your answer
Q4. Always try to take the advice from the senior
Add your answer
Q5. First published yourself into that work if you tried your best and you can't solve the problem take help from other in learning nothing to shy or to get negative thinking
Add your answer

Q1. How much you know about the job?
Ans. 
I have a strong understanding of the responsibilities and technical requirements of a Service Engineer.
• I have experience in troubleshooting and repairing technical issues.

• I am familiar with various tools and equipment used in the field.

• I have knowledge of preventive maintenance procedures.

• I understand the importance of customer service and communication skills in this role.
Answered by AI
Add your answer
Q2. What your role on previous job?
Ans. 
I was responsible for providing technical support and troubleshooting for customers' equipment.
• Provided technical support to customers over the phone and via email

• Troubleshooted equipment issues and resolved them in a timely manner

• Performed regular maintenance and repairs on equipment

• Trained customers on how to use the equipment properly

• Collaborated with other team members to improve customer satisfaction
Answered by AI
Add your answer
Q3. What your day to day responsibility in previous office?
Ans. 
In my previous office, my day to day responsibilities included troubleshooting technical issues, providing customer support, and conducting equipment maintenance.
• Troubleshooting technical issues with equipment

• Providing customer support via phone and email

• Conducting routine maintenance on equipment

• Collaborating with other team members to solve complex problems
Answered by AI
Add your answer

Q1. 1. About Maintenance activities, preventive maintenance, Mttr and Mtbf. 2.There are asking about documents related to maintenance and EHS. About LOTO systems. Kaizens, work permit systems
Add your answer
Q2. Related to EHS, types of fire extinguishers. Scrap disposal and 5S.
Add your answer