Cummins Service Coordinator Interview Questions and Answers for Experienced

Q1. Mechanical Seal Leakage how to say primary Seal Or Secondary seal Problem
Ans. 
Identifying primary or secondary seal problem in case of mechanical seal leakage.
• Check the location of the leakage to determine if it's the primary or secondary seal

• Primary seal leakage occurs on the product side while secondary seal leakage occurs on the atmospheric side

• Inspect the seal faces for wear and damage to identify the root cause of the leakage

• Check the seal flush and quench connections for blockages or impro...read more
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Numericals related questions

Regarding alternators and generators

Q1. Why you leaving your last job?
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Q1. How will you deal with drink coustmer
Ans. 
I will handle the situation calmly and professionally, ensuring their safety and satisfaction.
• Listen to their concerns and empathize with their situation

• Offer alternative options or solutions

• Ensure their safety and well-being

• Maintain a professional demeanor and attitude

• Follow company policies and procedures

• Provide excellent customer service to ensure their satisfaction
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Q1. Old company experience , Engine related How to deal with dealer How to manage customer complaint
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Q2. Resume screening Taking feedback with old company
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Q3. He cheak my confidence Technical knowledge about automobiles Customer haldling experinece
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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. 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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Q1. Family inquiry or other
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Q2. Education baground
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Q1. Experience based Questions
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Q2. Plc and vfd or electrical system
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