Central Heating Systems QuizL3P2U7,1.12

Central Heating Systems QuizL3P2U7,1.12

Professional Development

10 Qs

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Central Heating Systems QuizL3P2U7,1.12

Central Heating Systems QuizL3P2U7,1.12

Assessment

Quiz

Science

Professional Development

Practice Problem

Hard

Created by

Craig Boothright

Used 3+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What effect can trapped air have on a heating system?

Causing cavitation leading to pump failure, excessive noise and corrosion

Causing leaks in the system

Reducing the water pressure

Increasing the system efficiency

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why should we remove the pump before filling the system?

To replace the pump with a new one

To clean the pump

To check for pump damage

To prevent debris from entering the pump

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which radiator should be filled with water first?

The nearest radiator on the top floor

The furthest radiator on the top floor

The furthest radiator on the ground floor

The nearest radiator on the ground floor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be checked before filling open vented systems?

The pressure gauge

The pressure relief valve

The water level in the F&E cistern

The pressure in the expansion vessel

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the cold flush in the filling process?

To increase the system water pressure

To remove any debris that entered the system during installation

To check for leaks in the system

To adjust the pressure in the expansion vessel

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be done if the pressure in the sealed system falls towards zero pressure during filling?

Continue filling without any action

Stop filling and call for professional help

Go back to the filling loop and fill back up to 1 bar pressure

Open the pressure relief valve to release excess pressure

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be visually checked after the system is full?

The water level in the F&E cistern

The pressure in the expansion vessel

Leaks across the system

The pressure gauge

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