Nabors Industries Engineering Manager Interview Questions and Answers

Q1. What is main reason for belt joint failure?
Ans. 
The main reason for belt joint failure is usually due to improper installation or maintenance.
• Improper installation of the belt joint, such as incorrect alignment or tensioning

• Lack of proper maintenance, leading to wear and tear of the joint

• Use of low-quality materials for the joint

• Excessive load or stress on the belt joint

• Environmental factors like temperature or humidity affecting the joint
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Q2. What was the alignment maximum tolerance?
Ans. 
The alignment maximum tolerance refers to the maximum allowable deviation from the specified alignment.
• Alignment maximum tolerance is the maximum allowable deviation from the specified alignment.

• It is typically expressed in terms of a percentage or a specific measurement unit.

• For example, a machine part may have an alignment maximum tolerance of +/- 0.005 inches.

• Exceeding the alignment maximum tolerance can lead to per
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Q3. How to replace the bucket wheel reclaimer luffing cylinder?
Ans. 
To replace the bucket wheel reclaimer luffing cylinder, follow these steps.
• 1. Shut down the machine and ensure all power sources are disconnected.

• 2. Remove any surrounding components that may obstruct access to the luffing cylinder.

• 3. Use appropriate tools to disconnect the hydraulic hoses and fittings from the cylinder.

• 4. Support the weight of the cylinder as it is removed to prevent damage to surrounding components.

• 5...read more
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Q4. What is different between JSA and HIRA?
Ans. 
JSA stands for Job Safety Analysis, focusing on specific job tasks, while HIRA stands for Hazard Identification and Risk Assessment, focusing on overall workplace hazards.
• JSA is task-specific, focusing on individual job tasks and potential hazards

• HIRA is broader, looking at overall workplace hazards and assessing risks

• JSA involves breaking down a job into steps and identifying potential hazards for each step

• HIRA involv...read more
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Q5. How create a PR in SAP?
Ans. 
To create a PR in SAP, you can use transaction code ME51N or ME21N.
• Use transaction code ME51N to create a purchase requisition in SAP.

• Enter the necessary details such as material, quantity, delivery date, etc.

• Save the purchase requisition and it will be created in the system.

• Alternatively, you can also use transaction code ME21N to create a purchase order directly.
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Q6. What is procedure of pulley replacement?
Ans. 
The procedure of pulley replacement involves identifying the faulty pulley, removing the old pulley, installing the new pulley, and testing the system.
• Identify the faulty pulley by checking for any signs of wear or damage.

• Use appropriate tools to remove the old pulley, such as a pulley puller or wrench.

• Install the new pulley by aligning it properly and securing it in place.

• Test the system to ensure the new pulley is fu...read more
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Q7. Explain the procedure of PTW?
Ans. 
PTW stands for Permit to Work, a procedure used to ensure that work is carried out safely in potentially hazardous environments.
• PTW is a formal written system used to control certain types of work that are identified as potentially hazardous.

• Before starting work, a permit must be obtained from a designated authority.

• The permit outlines the work to be done, the hazards involved, and the necessary precautions to be taken...read more
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Q1. Various testings of transformer
Ans. 
Various testings of transformer
• Insulation resistance test

• Turns ratio test

• Winding resistance test

• Short circuit test

• Open circuit test
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Q2. Bearing replacement of Motors, Generator and Engine.
Ans. 
Bearing replacement is a common maintenance task for motors, generators, and engines.
• Bearing replacement is necessary when bearings wear out or fail due to excessive load, heat, or contamination.

• Proper diagnosis of bearing failure is crucial to determine the root cause and prevent future failures.

• Replacement bearings should be selected based on the specific application requirements, such as load capacity and operating ...read more
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Q3. Tappet setting of Engines
Ans. 
Tappet setting is the process of adjusting the clearance between the tappet and the valve stem in an engine.
• Tappet setting ensures proper valve operation and prevents damage to the engine.

• It involves measuring the clearance and adjusting it to the manufacturer's specifications.

• Tappet setting is typically done during engine assembly or as part of regular maintenance.

• Improper tappet setting can lead to valve noise, poor ...read more
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Q4. Various Maintenance techniques
Ans. 
Various maintenance techniques include preventive maintenance, predictive maintenance, and corrective maintenance.
• Preventive maintenance involves regularly scheduled inspections and maintenance to prevent equipment failure.

• Predictive maintenance uses data analysis and monitoring to predict when maintenance is needed.

• Corrective maintenance is performed after a failure has occurred to restore equipment to its normal oper...read more
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Q5. Manpower and Spare Management
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Q1. Manufacturing unit
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Q1. Asking about oisd and lpg basic
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Q2. Lpg ,oisd 144 and 169
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Q3. Salary discussion .Tamil is mandatory for this company
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Q1. Background of candidate
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Q1. Technical & previous year experience
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Q1. A general HR questions
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Q1. About last company and roles
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2-3 Module of Aptitude and psychometric test

Q1. One on one with the VP/CEO
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Q1. About system,On critical situations what you do and handel
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Q2. How to manpower manage and utilise, Documentation what you do, Safety
Ans. 
Manpower management involves proper allocation and utilization of resources, documentation ensures accountability, and safety measures are crucial for a secure work environment.
• Create a detailed manpower plan outlining roles, responsibilities, and tasks for each team member.

• Regularly assess workload and adjust manpower allocation as needed to ensure efficiency.

• Implement a documentation system to track progress, identif...read more
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Q1. About salary , accommodation, other
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