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To find out a worn bearing number, inspect the bearing for visible signs of wear and refer to the bearing manufacturer's documentation.
Inspect the bearing for signs of wear such as discoloration, pitting, or scoring on the bearing surface.
Check for excessive play or looseness in the bearing when it is rotated.
Refer to the bearing manufacturer's documentation or catalog to identify the bearing number based on its physic...
Seal numbers can be found on the seal itself or in the equipment manual.
Check the seal itself for any visible numbers or markings.
Refer to the equipment manual for information on the seal.
Contact the manufacturer or supplier for assistance in identifying the seal number.
Types of pumps include centrifugal, positive displacement, axial flow, and jet pumps.
Centrifugal pumps use a rotating impeller to create a flow of fluid.
Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the system.
Axial flow pumps move fluid parallel to the axis of rotation.
Jet pumps use a jet of high-pressure fluid to create a low-pressure area and move fluid.
Other types of pumps...
Gear boxes are used to transmit power and torque from one rotating shaft to another. There are several types of gear boxes.
Manual transmission
Automatic transmission
Semi-automatic transmission
Continuously variable transmission (CVT)
Dual-clutch transmission (DCT)
Epicyclic gear train
Planetary gear train
Worm gear box
Bevel gear box
Helical gear box
Pumps can be classified based on their working principle, design, and application.
Based on working principle: centrifugal, positive displacement, and jet pumps
Based on design: single-stage, multi-stage, axial, and mixed flow pumps
Based on application: water, chemical, slurry, and oil pumps
Other classifications: reciprocating, rotary, and diaphragm pumps
Mechanical seals are used to prevent leakage in rotating equipment. They can be classified into various types based on their design and application.
Types of mechanical seals include pusher seals, non-pusher seals, cartridge seals, and split seals.
Pusher seals use springs to maintain contact between the seal faces.
Non-pusher seals rely on the pressure of the fluid being sealed to maintain contact.
Cartridge seals are pre...
Maintenance of compressors involves regular inspection, cleaning, lubrication, and replacement of worn-out parts.
Regular inspection of compressor components such as valves, pistons, and bearings
Cleaning of air filters, coolers, and intercoolers to prevent clogging
Lubrication of moving parts to reduce friction and wear
Replacement of worn-out parts such as belts, hoses, and seals
Monitoring of compressor performance and a
Pneumatic cylinders use compressed air while hydraulic cylinders use pressurized fluid to generate force.
Pneumatic cylinders are lighter and cheaper than hydraulic cylinders.
Hydraulic cylinders can generate more force than pneumatic cylinders.
Single-acting, double-acting, and telescoping are common types of hydraulic cylinders.
Diaphragm, bellows, and rodless are common types of pneumatic cylinders.
Solenoid valves are used to control the flow of fluids or gases in mechanical systems.
Solenoid valves are commonly used in hydraulic and pneumatic systems.
They can be used to control the flow of water, oil, gas, or air.
They are often used in HVAC systems to control the flow of refrigerant.
Solenoid valves can be controlled by electrical signals to open or close the valve.
They are also used in automatic irrigation system...
There are various types of oils used in mechanical maintenance, each with different grades and purposes.
Mineral oils: Derived from crude oil and commonly used in engines and machinery.
Synthetic oils: Man-made oils with superior performance and stability, often used in high-performance engines.
Semi-synthetic oils: Blend of mineral and synthetic oils, offering a balance between performance and cost.
Multi-grade oils: Desi...
A torque spanner is a tool used to apply a specific amount of torque to fasteners.
A torque spanner is also known as a torque wrench.
It is commonly used in mechanical maintenance to ensure proper tightening of bolts and nuts.
Torque spanners have a calibrated scale or digital display to set the desired torque value.
They provide a clicking sound or visual indicator when the set torque is reached.
Different types of torque ...
Alignment of pump and motor involves ensuring proper positioning and parallelism to optimize performance and prevent damage.
Start by checking the alignment specifications provided by the pump and motor manufacturers.
Use alignment tools such as dial indicators, laser alignment systems, or reverse indicator method.
Ensure the pump and motor shafts are clean and free from any debris or damage.
Check and adjust the motor and...
The purpose of a gear box is to transmit and control power between the engine and the wheels or other driven components.
Transmits power from the engine to the wheels or other driven components
Provides torque multiplication and speed reduction
Allows for the selection of different gear ratios to optimize performance
Enables the vehicle to operate at different speeds and handle various loads
Protects the engine and drivetra
I applied via Naukri.com and was interviewed in Dec 2024. There was 1 interview round.
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
Transformers are used to increase or decrease voltage levels in electrical circuits.
They consist of two coils of wire, known as the primary and secondary coils.
The primary coil is connected to a power source, while the secondary coil is connected to the load.
The changing magnetic field i...
ACB stands for Air Circuit Breaker, which is a type of circuit breaker that operates in the air as an arc extinguishing medium.
ACB is used to protect electrical circuits from overloads and short circuits by automatically disconnecting the power supply when a fault is detected.
It consists of a set of contacts that open and close to interrupt the flow of current in the circuit.
ACBs are commonly used in industrial and com...
DG Safety device is a safety device used to protect diesel generators from damage or malfunction.
DG Safety device monitors parameters like temperature, oil pressure, and voltage to ensure safe operation.
It can automatically shut down the generator in case of any abnormal readings to prevent damage.
Examples of DG Safety devices include automatic voltage regulators, engine control modules, and temperature sensors.
Transformer safety refers to measures taken to prevent accidents and ensure the proper functioning of transformers.
Regular maintenance checks to identify any potential issues
Proper grounding to prevent electrical shocks
Using protective equipment when working with transformers
Following safety guidelines and protocols
Installing safety devices such as pressure relief valves
Training employees on safe handling and operation
Creat safe environment and encourage participation
Sodexo interview questions for popular designations
I was interviewed in Jan 2025.
Get interview-ready with Top Sodexo Interview Questions
I applied via Approached by Company and was interviewed in Sep 2024. There was 1 interview round.
Star-delta power wiring is a method used to reduce starting current in motors, while control wiring is used to control the operation of electrical systems.
Star-delta power wiring involves connecting a motor in a star configuration during starting to reduce current spikes, then switching to a delta configuration for normal operation.
Control wiring includes components like switches, relays, and contactors to control the ...
An HVAC system is a system that provides heating, ventilation, and air conditioning to a building or space.
HVAC stands for Heating, Ventilation, and Air Conditioning
It helps regulate temperature, humidity, and air quality in a building
Examples of HVAC systems include furnaces, air conditioners, and ventilation systems
I applied via Naukri.com and was interviewed in Aug 2024. There were 2 interview rounds.
The reading on the DG changeover panel indicates the status of the diesel generator system.
The reading on the panel will show which power source (main or backup) is currently supplying electricity.
It may also display information about the load on the generator and any alarms or warnings.
Regularly monitoring the panel reading is important to ensure smooth operation of the generator system.
I applied via Referral and was interviewed in Aug 2024. There were 3 interview rounds.
I am passionate about cooking and I admire the company's reputation for high-quality ingredients and innovative dishes.
I have a strong passion for cooking and enjoy creating new dishes
I admire the company's reputation for using high-quality ingredients
I am excited about the opportunity to work in a fast-paced kitchen environment
I stayed at my previous company because of the positive work environment, opportunities for growth, and strong relationships with coworkers.
Positive work environment
Opportunities for growth
Strong relationships with coworkers
SOP stands for Standard Operating Procedure.
SOP is a set of step-by-step instructions compiled by an organization to help workers carry out routine operations.
It ensures consistency and quality in the performance of tasks.
Examples include recipes in a restaurant kitchen, safety procedures in a manufacturing plant, and protocols in a medical setting.
The food trail refers to the journey of ingredients from farm to table, showcasing the sourcing and preparation process.
Starts with sourcing fresh ingredients from local farms or suppliers
Followed by proper storage and preparation techniques in the kitchen
Ends with the presentation of the final dish to the customer
Example: Sourcing organic vegetables from a nearby farm, storing them properly in the kitchen, and prepari
I am expecting a competitive salary based on my experience, skills, and the responsibilities of the role.
Research the average salary range for Line Cooks in your area to have a realistic expectation
Consider your level of experience, skills, and the specific duties required for the position when determining your salary expectation
Be prepared to negotiate and discuss benefits in addition to salary
I applied via Recruitment Consulltant and was interviewed in Nov 2024. There was 1 interview round.
The duration of Sodexo interview process can vary, but typically it takes about less than 2 weeks to complete.
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