Liebherr Assistant Manager Service Interview Questions and Answers

Q1. Psi mins full form
Ans. 
PSI stands for Pounds per Square Inch, a unit of pressure measurement commonly used in engineering and physics.
• PSI is used to measure pressure in various systems, such as in pneumatic tools, hydraulic systems, and air compressors.

• 1 PSI is equal to 0.068046 atmospheres or 6,894.76 Pascals.

• For example, a car tire may require inflation to 32 PSI for optimal performance.
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Q2. Firing strocks position
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Firing strokes position refers to the position of the firing strokes in an engine.
• Firing strokes position is crucial for the proper functioning of the engine.

• The firing order of the engine determines the position of the firing strokes.

• Incorrect firing strokes position can lead to engine misfires or damage.

• Common firing orders include 1-3-4-2 for a 4-cylinder engine and 1-8-4-3-6-5-7-2 for a V8 engine.
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Q3. How to work hyd.pump
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To work a hydraulic pump, you need to understand its components and operation.
• Understand the basic components of a hydraulic pump such as the inlet, outlet, and pistons.

• Ensure the pump is properly connected to a power source and the hydraulic system.

• Monitor the pump's pressure and flow rate to ensure optimal performance.

• Regularly check and maintain the pump to prevent any malfunctions or breakdowns.

• Examples: Gear pump,
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Q4. Injectors leack off test
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Q5. How to use torque gun
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A torque gun is a tool used to apply torque to fasteners such as nuts and bolts.
• Ensure the torque gun is set to the correct torque value for the fastener being tightened.

• Hold the torque gun perpendicular to the fastener and apply pressure while pulling the trigger.

• Listen for the click or beep indicating the desired torque has been reached.

• Do not over-tighten the fastener as it can cause damage.

• Regularly calibrate and m
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Alfabet

Q1. Step by procedure if boom life is not working
Ans. 
The step-by-step procedure if boom life is not working
• Check the power supply to the boom lift

• Inspect the control panel for any error codes or indicators

• Ensure all safety switches are engaged properly

• Inspect the hydraulic system for any leaks or malfunctions

• Check the boom lift's batteries and charging system

• Verify if the emergency stop button is engaged or if any other safety features are activated

• Consult the boom lift'...read more
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Q2. How to cheack boom hoist
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To check boom hoist, inspect the wire rope, drum, brake, and hydraulic system.
• Inspect the wire rope for any signs of wear or damage.

• Check the drum for any cracks or deformities.

• Test the brake to ensure it is functioning properly.

• Inspect the hydraulic system for any leaks or malfunctions.

• Perform load testing to ensure the boom hoist can handle the required weight.

• Check the boom hoist control system for any faults or err
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Q3. Make sure that boom hoist properly attached and aligned make sure that hoist cable is correctly positioned and that boom is not bend or damaged
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Q1. How many types of cranes
Ans. 
There are several types of cranes used in various industries for lifting and moving heavy objects.
• Mobile cranes: These are versatile cranes mounted on wheels or tracks and can be easily transported to different locations.

• Tower cranes: These are tall cranes often used in construction sites to lift heavy materials to great heights.

• Overhead cranes: These cranes are typically used in factories or warehouses to move heavy l...read more
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Q1. Basic automobile stuffs, about vehicle working
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Q2. Warranty processes in dealership
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Warranty processes in dealership involve handling warranty claims, coordinating with manufacturers, and ensuring customer satisfaction.
• Understanding the warranty terms and conditions set by manufacturers

• Processing warranty claims accurately and efficiently

• Coordinating with manufacturers for approvals and reimbursements

• Ensuring timely repairs or replacements under warranty

• Maintaining records of warranty claims and repai
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Q1. About myself,strength & weakness
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Q1. Graduation year?
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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
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Q1. Not remember Tell about yourself, Why leaving there
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Q1. Not remember Safety Quality Improvement
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Q1. Customer handling what is the sales how to generate business customers query solve etc.
Ans. All about detailing explain customer how to work machine capacity of machine load and this is the better machine compare to other companies.
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Q1. A good Sales that is mutual benefits buyers and sellers
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