Senior Service Engineer

Senior Service Engineer Interview Questions and Answers for Freshers

Updated 13 Feb 2025

Q1. What is per axel load for different configuration vehicle like 6X2/6X4 etc..?

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Per axle load varies for different vehicle configurations like 6X2/6X4 etc.

Per axle load is the maximum weight that can be carried by a single axle of a vehicle.
For a 6X2 configuration, the per axle load is typically around 7-8 tons.
For a 6X4 configuration, the per axle load is typically around 10-11 tons.

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I will focus on understanding the customer's needs and recommending the most suitable products based on their requirements.

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The brake system in a wheel loader is responsible for controlling the stopping and slowing down of the machine.

The brake system in a wheel loader typically consists of multiple components such as brake pedals, brake calipers, brake discs, and brake fluid.
The brake pedals are used by the operator to apply pressure and activate the brakes.
The brake calipers clamp down on the brake discs to create friction and slow down or stop the wheel loader.
Brake fluid is used to transfer th...read more

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The type of axle used for a dumper can vary depending on the specific model and requirements.

Common types of axles used for dumpers include single axles, tandem axles, and tri-axles.
Single axles are typically used for smaller dumpers with lower load capacities.
Tandem axles are commonly used for medium-sized dumpers and provide better stability and weight distribution.
Tri-axles are used for larger dumpers with higher load capacities and offer increased load-bearing capabilitie...read more

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The HD785-5 and HD785-7 are different models of heavy-duty trucks.

The HD785-5 and HD785-7 are both models of the HD785 series of trucks.
The main difference between the two models is the technology and features they offer.
The HD785-7 is a newer model and may have improved performance, fuel efficiency, and safety features compared to the HD785-5.
The HD785-7 may also have a higher payload capacity or a more advanced engine.
It is important to consult the technical specifications ...read more

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Different angles affect tyre wear and performance.

Camber angle affects the wear on the inside or outside of the tyre.
Toe angle affects the wear on the edges of the tyre.
Caster angle affects the stability and steering of the vehicle.
Incorrect angles can lead to uneven wear, reduced performance, and safety issues.
Regular alignment checks can help maintain proper angles and prolong tyre life.

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Ans.

SI and CI engines are types of internal combustion engines.

SI engine stands for Spark Ignition engine, also known as gasoline engine.
CI engine stands for Compression Ignition engine, also known as diesel engine.
SI engine uses spark plugs to ignite the air-fuel mixture, while CI engine relies on compression to ignite the fuel.
SI engine has a lower compression ratio compared to CI engine.
Common parts of an SI engine include cylinders, pistons, spark plugs, intake and exhaust va...read more