MN Dastur & Company Electrical and Instrumentation Design Engineer Interview Questions and Answers

Plant process and maintainance troubleshooting

Q1. What is the Primary role of maintenance engineer?
Ans. 
The primary role of a maintenance engineer is to ensure the smooth operation of machinery and equipment by conducting regular inspections, repairs, and preventive maintenance.
• Conducting regular inspections to identify any potential issues or malfunctions

• Performing repairs and troubleshooting to fix any problems that arise

• Implementing preventive maintenance schedules to prevent breakdowns and prolong equipment lifespan

• C...read more
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Q2. How do you troubleshoot a recurring problem in equipment?
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To troubleshoot a recurring problem in equipment, I would follow a systematic approach to identify the root cause and implement a permanent solution.
• Start by gathering information about the problem, including when it occurs and any patterns or common factors.

• Inspect the equipment thoroughly to identify any visible signs of damage or wear.

• Review maintenance records and previous repair attempts to see if there is a recur...read more
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Q3. What is TPM and Maintenance KPI'S?
Ans. 
TPM stands for Total Productive Maintenance and Maintenance KPI's are Key Performance Indicators used to measure maintenance performance.
• TPM is a proactive approach to maintenance that aims to maximize equipment effectiveness and minimize downtime.

• Maintenance KPI's are metrics used to track and evaluate the performance of maintenance activities, such as equipment uptime, mean time between failures, and maintenance cost...read more
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Q1. Tell us about yourself?
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I am a dedicated Maintenance Engineer with a strong background in mechanical engineering and a passion for problem-solving.
• Experienced in troubleshooting and repairing mechanical systems

• Skilled in preventive maintenance to ensure optimal equipment performance

• Proficient in reading technical drawings and schematics

• Strong knowledge of safety protocols and regulations in maintenance work
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Q2. How do you collaborate with other team.
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I collaborate with other team members by actively communicating, sharing knowledge, and working together to solve problems.
• Regularly communicate with team members to discuss ongoing projects and share updates

• Participate in team meetings to brainstorm solutions and assign tasks

• Work together with other engineers to troubleshoot and resolve maintenance issues

• Share knowledge and best practices with team members to improve ...read more
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Q1. Qualifications, personal Id, educational details.
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Q2. Pan details, bank details, working experience
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Technical round , personal skills, work experience

Math, reasoning ,Quant, technical, behaviour

Situational Group discussion

Q1. What is Production?
Ans. 
Production is the process of creating goods and services using resources like labor, machinery, and materials.
• Production involves converting raw materials into finished products.

• It includes activities such as manufacturing, assembling, packaging, and quality control.

• Efficient production processes can lead to cost savings and increased output.

• Examples of production include car manufacturing, food processing, and clothin
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Q2. How you fine the production efficiency?
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Production efficiency can be determined by analyzing production output, minimizing waste, optimizing processes, and utilizing resources effectively.
• Analyze production output to ensure it meets targets and quality standards

• Minimize waste by implementing lean manufacturing principles

• Optimize processes by identifying bottlenecks and inefficiencies

• Utilize resources effectively by managing inventory levels and production sc
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Q3. What is 5s and how you manage?
Ans. 
5S is a methodology for organizing a workplace to improve efficiency and effectiveness by maintaining cleanliness and organization.
• Sort - separate necessary items from unnecessary ones

• Set in order - arrange necessary items in a logical and efficient manner

• Shine - clean and inspect the work area regularly

• Standardize - establish guidelines and procedures for maintaining the first 3 S's

• Sustain - ensure the 5S system is co...read more
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Q4. Lean manufacturing?
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Q1. Dol and star delta wiring scheme
Ans. 
DOL (Direct-On-Line) and star delta are two different wiring schemes used in electrical engineering for starting induction motors.
• DOL wiring directly connects the motor to the power supply for starting, while star delta wiring initially starts the motor in star configuration and then switches to delta configuration for running.

• DOL wiring is simpler and cheaper but causes high starting current, while star delta wiring r...read more
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