Maintenance Supervisor

10+ Maintenance Supervisor Interview Questions and Answers for Freshers

Updated 28 Jul 2025
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4d ago

Q. How you will save cost in maintenance? I will save cost from better solutions in terms of major issues.

Ans.

I will save cost by implementing preventive maintenance strategies, optimizing resources, and negotiating better deals with suppliers.

  • Implementing preventive maintenance schedules to avoid costly breakdowns

  • Optimizing resources by scheduling maintenance tasks efficiently

  • Negotiating better deals with suppliers for parts and services

  • Investing in training for maintenance staff to improve efficiency and reduce downtime

Asked in Jindal Power

4d ago

Q. How can we determine if a machine requires maintenance?

Ans.

Regular monitoring and analysis of machine performance indicators can reveal maintenance needs.

  • Listen for unusual noises, such as grinding or squeaking, which may indicate wear or malfunction.

  • Check for vibrations that are out of the ordinary; excessive vibrations can signal misalignment or imbalance.

  • Monitor operating temperatures; machines running hotter than normal may require cooling system maintenance.

  • Inspect for leaks of fluids, which can indicate seal failures or other i...read more

Q. What is your understanding of In Vitro Fertilization (IVF)?

Ans.

IVF is a medical procedure that helps couples conceive by fertilizing an egg outside the body and implanting it in the uterus.

  • IVF involves stimulating the ovaries to produce multiple eggs.

  • Eggs are retrieved and fertilized with sperm in a lab setting.

  • Embryos are cultured for a few days before being transferred to the uterus.

  • Success rates vary based on age, health, and fertility issues.

  • IVF can be used with donor eggs or sperm, or for same-sex couples.

Q. What do you know about maintenance in hospitals?

Ans.

Maintenance in hospitals involves ensuring the proper functioning of equipment, facilities, and systems to support patient care and safety.

  • Regular inspection and maintenance of medical equipment such as MRI machines, X-ray machines, and ventilators

  • Ensuring the cleanliness and functionality of patient rooms, operating rooms, and common areas

  • Managing HVAC systems, plumbing, and electrical systems to maintain a comfortable and safe environment for patients and staff

  • Emergency res...read more

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Asked in Jindal Power

4d ago

Q. What is corrosion and how do you handle it?

Ans.

Corrosion is the gradual destruction of materials, usually metals, due to chemical reactions with their environment.

  • Identify the type of corrosion: uniform, galvanic, pitting, etc.

  • Implement protective coatings, such as paint or galvanization, to shield surfaces.

  • Use corrosion-resistant materials like stainless steel in critical applications.

  • Regularly inspect and maintain equipment to catch early signs of corrosion.

  • Control environmental factors, such as humidity and temperature...read more

Q. How does the company management system work?

Ans.

A company management system streamlines operations, enhances communication, and improves efficiency across departments.

  • Centralized communication: Use tools like Slack or Microsoft Teams for real-time updates.

  • Task management: Implement software like Asana or Trello to track project progress.

  • Performance metrics: Regularly review KPIs to assess team productivity and identify areas for improvement.

  • Training programs: Offer ongoing training to ensure staff are up-to-date with indus...read more

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6d ago

Q. What is the full form of PPE?

Ans.

PPE stands for Personal Protective Equipment, essential for ensuring safety in various work environments.

  • Includes items like helmets, gloves, goggles, and masks.

  • Used in construction sites to protect against falling objects.

  • In healthcare, PPE includes gowns and face shields to prevent infection.

  • Essential in laboratories to protect against chemical exposure.

Asked in Jindal Power

3d ago

Q. What is primary maintenance?

Ans.

Primary maintenance refers to essential tasks that ensure equipment and systems operate efficiently and reliably.

  • Involves routine inspections to identify potential issues before they escalate.

  • Includes preventive maintenance tasks like lubrication, cleaning, and adjustments.

  • Examples: Changing oil in machinery, replacing filters in HVAC systems.

  • Focuses on maintaining safety standards and compliance with regulations.

  • Aims to minimize downtime and extend the lifespan of equipment.

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Q. How do you check and perform maintenance?

Ans.

Regular checks and maintenance ensure equipment reliability, safety, and efficiency in operations.

  • Conduct routine inspections to identify wear and tear, such as checking for leaks in machinery.

  • Implement a preventive maintenance schedule, like changing filters in HVAC systems every three months.

  • Utilize checklists for daily, weekly, and monthly maintenance tasks to ensure nothing is overlooked.

  • Train staff on proper equipment use to minimize damage and extend lifespan, such as p...read more

Asked in Senco Gold

4d ago

Q. Tell me about yourself.

Ans.

I am a dedicated Maintenance Supervisor with over 10 years of experience in facility management and team leadership.

  • Over 10 years of experience in maintenance and facility management.

  • Led a team of 15 technicians, improving response time to maintenance requests by 30%.

  • Implemented a preventive maintenance program that reduced equipment downtime by 25%.

  • Skilled in budgeting and cost control, successfully managing a $500,000 annual maintenance budget.

  • Strong communication skills, f...read more

Q. Control valve working

Ans.

Control valve working is essential for proper functioning of equipment and systems.

  • Regular maintenance and inspection of control valves is crucial

  • Check for any leaks, blockages, or malfunctions in the valve

  • Ensure proper calibration and adjustment of the valve settings

  • Monitor the performance of the control valve to detect any issues early on

  • Train staff on how to operate and troubleshoot control valves

Q. Electrical Wiring diagram

Ans.

An electrical wiring diagram is a visual representation of an electrical circuit showing the connections between various components.

  • Electrical wiring diagrams use symbols to represent different components such as switches, lights, and wires.

  • They show the flow of electricity through the circuit and how components are connected.

  • Wiring diagrams are essential for troubleshooting electrical issues and for understanding the layout of a circuit.

  • Common symbols used in wiring diagrams...read more

Asked in Jindal Power

1d ago

Q. Lubrication system name

Ans.

A lubrication system is essential for reducing friction and wear in machinery, ensuring smooth operation and longevity.

  • Types of lubrication systems include manual, automatic, and centralized systems.

  • Manual systems require operators to apply lubricant, like grease guns for bearings.

  • Automatic systems use timers and sensors to deliver lubricant, such as oil mist systems.

  • Centralized systems distribute lubricant to multiple points, like a progressive lubrication system in large ma...read more

Q. Hydraulic Diagram

Ans.

A hydraulic diagram is a schematic representation of a hydraulic system, showing the flow of fluid and components involved.

  • Hydraulic diagrams use symbols to represent components like pumps, valves, cylinders, and motors.

  • Lines on the diagram indicate the flow of hydraulic fluid between components.

  • Arrows show the direction of fluid flow within the system.

  • Common symbols include a circle for a pump, a square for a valve, and a triangle for a cylinder.

  • Understanding hydraulic diagr...read more

Asked in Jindal Power

3d ago

Q. PPE equipment name

Ans.

PPE (Personal Protective Equipment) includes gear designed to protect workers from hazards in their environment.

  • Hard hats protect against head injuries from falling objects.

  • Safety goggles shield eyes from chemical splashes and debris.

  • Earplugs or earmuffs reduce noise exposure in loud environments.

  • Respirators filter harmful airborne particles and gases.

  • Gloves protect hands from chemicals, cuts, and abrasions.

Q. Type of maintenance

Ans.

Maintenance types include preventive, corrective, predictive, and condition-based maintenance strategies.

  • Preventive Maintenance: Scheduled tasks to prevent equipment failure, e.g., regular oil changes in machinery.

  • Corrective Maintenance: Repairs made after equipment failure, e.g., fixing a broken conveyor belt.

  • Predictive Maintenance: Uses data analysis tools to predict when maintenance should be performed, e.g., vibration analysis on motors.

  • Condition-Based Maintenance: Mainte...read more

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