Top 14 Boiler Questions and Answers [With PDF]

Today I am going to discuss some Boiler Questions and Answer.

As I have discussed much of boilers in the previous session, If you didn’t go through, then this is the right time to read those boilers functioning, working and more, links are at the end of this session.

Now, let’s dig into the boiler questions and answers quiz and later on you can download this whole Boiler Qna in adding more value to this session.


What is a boiler?

As the name suggests, Boiler is a closed shell appliance used to generate steam using various fuel mediums.

What is a double boiler?

The double boiler is a low pressure, externally fired boiler. It is made of a double boiler shell or pot placing one by one in an upward direction.

How to make a double boiler?

Double pot is placed under the furnace with water when hot gases are generated through burning fuel, water starts to boil and hence cause to generate steam.
Generated steam heat up the next pot.
This double boiler is generally used in the kitchen to melt chocolate and butter and steam cooking items.

How to use a double boiler?

A double pot is placed one by one in an upward direction pouring water in it and then turning the fuel burner on. This cause generation of steam into the first shell and this further release to the second pot placed above the first pot.
This further heat up the food placed in the second pot.
Easy. Isn’t it?

What is a boiler room?

The boiler room is a mechanical room where various mechanical equipment is stored and operate from there including boilers also.

How long does a boiler last?

The average age of the boiler is from 11 to 16 years depends on the maintenance and loads on it.

What does a boiler do?

The boiler is usually used to generate steam to fulfil the mechanical and Electricity purpose.
The best example of boiler usage is – Thermal power plants.

How to turn on the boiler?

First, you need to check the essential setups and then release the feed pump to feel the required water.
Now, Need to supply the fuel source or electricity to fire up the combustion chamber. Rest is automated.

How much does a boiler cost?

The average cost of the boiler is from £450 to £3000, depending upon the type and the function of the boiler, you are looking for.

How to clean a water boiler?

Those green mold or rust can cause to happen to water boilers with continuous usage.
To get rid of this, this must be clean and to clean, you need the solution of Vinegar-water solution.
First, put vinegar and water in equal amounts and then run the boiler. This will swell the rusting from inside due to the steam formation and thus clean with hand by switching off the boiler.

How to bleed a boiler?

Boiler flushing or boiler bleeding is a process to clean out the boiler inside and break out the jam inside the pipes.
To bleed the boiler, the boiler needs to be its maximum settings and needs to watch out that when to release the pressure inside generated by turning on the maximum setting of the boiler.

How to drain the boiler?

The boiler can be drained out by using a Blow-off cock in a conventional boiler.

What is the difference between a boiler and a furnace?

The basic difference between boiler and furnace is working. The furnace is used to supply hot gases or flue gases or heat to the boiler and Otherside the boiler is used to generate the steam.

How does the boiler work?

The combustion chamber is fired to generate hot gases to heat up the water located inside the tubes. This exchange of heat cause to generate steam into the boiler and this steam transfer to further use.
This is the simple and short working of the boiler.


That’s it for now in this boiler questions and answers, I hope you liked this short session.

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Here are some suggested articles on boilers, you should read these also-

Thank you for being with me. I hope to see you in the next session.

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