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HOT WATER PICTURES QUIZ

Total questions: 42

Worksheet time: 21mins

Name
Class
Date
1.
What type of hot water storage cylinder is shown
a)
Double feed indirect cylinder with coil
b)
Direct Cylinder 
c)
Double feed indirect cylinder with annulus
d)
Combination cylinder
2.
Which section of pipework is missing from  a diagram of a hot water system?
a)
Primary open vent pipe
b)
Secondary open vent 
c)
Primary cold feed 
d)
Secondary cold feed pipe.
3.
What is the name of the tool shown
a)
Immersion heater spanner.
b)
Water pump pliers
c)
Circlip pliers.
d)
Water pump pliers
4.

This picture shows?

a)

A unvented cylinder

b)

A thermal store

c)

A Direct cylinder

d)

A Indirect cylinder

5.

Which method of heat transfer is illustrated on the diagram

a)

radiation

b)

conduction

c)

convection

d)

thermal relaying

6.

This picture shows a?

a)

Immersion heater

b)

Surry flange

c)

Essex flange

d)

Cylinder thermostat

7.

What valve should be installed on the outlet of a cold water cistern

a)
b)
c)
d)
8.

What type of water system is shown?

a)

Indirect hot water cylinder

b)

Single feed hot water

c)

Solar hot water

d)

Instantaneous hot water

9.

What is this tool used for?

a)

Checking flow rate of water

b)

Checking the pressure of water

c)

Checking the PH of water

d)

Checking the temperature of the hot water

10.
The additional pipework circuit fitted to a hot water system to overcome dead-legs in the system is known as a
a)
primary circulation system
b)
Trace heating 
c)
secondary circulation system
d)
inverted loop system.
11.
what component does this symbol represent?
a)
Single check valve 
b)
Double Check Valve 
c)
No Check Valve 
d)
Any Check valve 
12.
What type of water heating device is shown
a)
Single point water heater
b)
Multipoint water heater
c)
Combination cylinder.
d)
Direct cylinder
13.
What type of shower system is shown
a)
Instantaneous electric shower.
b)
Pumped shower with double impellor pump.
c)
Pumped shower with single impellor pump
d)
Gravity feed shower
14.
What type of hot water system is shown
a)
Direct system heated by immersion heater.
b)
Indirect system with single feed cylinder
c)
Unvented system fed by a boiler.
d)
Direct system heated by a combination boiler.
15.
What type of hot water system is shown in figure
a)
Indirect system with single feed cylinder
b)
Combination cylinder system.
c)
Direct system
d)
Indirect system with double feed cylinder
16.
In the  figure , what component does the symbol represent?
a)
Service Valve 
b)
Drain valve
c)
Double check valve 
d)
Float operated valve.
17.
What type of hot water storage cylinder is shown
a)
Single feed indirect cylinder
b)
Double  feed indirect cylinder
c)
Direct cylinder
d)
Unvented cylinder
18.
The connection for a secondary circulation system return should be made at what point in the hot water cylinder?
a)
Bottom third of the cylinder
b)
Top third of the cylinder
c)
Middle point of the cylinder
d)
Just prior to the open vent connection
19.
Which one of the following heat sources is regarded as a renewable source of energy?
a)
Coal in a solid fuel boiler
b)
Gas in a condensing boiler
c)
Solar panels on the roof of a property
d)
Electricity supplying an immersion heater
20.
What type of shower is this?
a)
Instantaneous electric shower
b)
Thermostatic bar mixer type
c)
Gravity fed shower
d)
Bath mixer shower
21.

The purpose of this valve is to?

a)

Control the water flow to the cylinder

b)

Prevent hot and cold water mixing in the pipe work

c)

Mix hot and cold water to prevent scalding

d)

Prevent the water in the cylinder from reaching above 65 dc

22.
What is used at a basin outlet to prevent contamination of the water system?
a)
AUK2 air gap
b)
AUK3 Air gap
c)
AG air gap
d)
AG4 air gap
23.
What is this item?
a)
Pressure/temperature relief valve
b)
Double check valve
c)
Stop valve
d)
Blending valve
24.
Which of the following appliances is most likely to offer the customer low pressure at a hot water outlet?
a)

Combination cylinder

b)
Direct cylinder
c)
Combination unit
d)
Indirect cylinder.
25.

What type of hot water stroage vessel is this

a)

Pressurised unvented

b)

Open vented

c)

Combination type

d)

Hot jacket type

26.

What type of hot water storage cylinder is this

a)

Indirect single feed

b)

Primatic

c)

Combination "Fortic"

d)

Double feed unvented

27.

What type of water heater is classed as a localised water heater

a)
b)
c)
d)
28.

What is this device called

a)

A TMV Thermostatic mixing valve

b)

A TSV Thermostatic shower valve

c)

A TRV Thermostatic radiator valve

d)

A TCV thermostatic cylinder valve

29.

A pump is required on a secondary circulation system- what should the pump be made from

a)

Cast Iron

b)

Ferrous metal

c)

Any heating pump will do as long as its metal

d)

Bronze

30.

Identify: Direct hot water cylinder via a boiler.

a)

b)

c)

d)

31.

Identify: Open vented, indirect gravity fed system.

a)

b)

c)

d)

32.

This picture shows a?

a)

Primatic cylinder

b)

Unvented cylinder

c)

Thermal store

d)

Combination boiler

33.

This picture shows a?

a)

Temperature pressure relief valve

b)

Pressure relief valve

c)

Blending valve

d)

Immersion stat

34.

This picture shows a?

a)

Temperature pressure relief valve

b)

Pressure relief valve

c)

Blending valve

d)

Immersion stat

35.

What must be done to prevent one pipe circulation?

a)

The vent should go across at a slight rise for a min of 450 mm.

b)

The vent should go across at a slight fall for a min of 450 mm.

c)

The vent should go straight up from the cylinder.

d)

Two vent pipes should be used.

36.

What is shown in the image?

a)

Vent Pipe

b)

Cold Water takeoff

c)

Parasitic Circulation

d)

High Pressure Vessel

37.

What is shown in the image?

a)

Centralised Hot Water System

b)

Combination Hot Water System

c)

Unvented Hot Water Cylinder

d)

Localised Hot Water System

38.

What is shown in the image?

a)

Hot water Cylinder

b)

Cold Water Storage Cistern

c)

Shower Hopper

d)

Water Tank

39.

This image shows?

a)

A tank connector

b)

A tap connector

c)

A union fitting

d)

A Essex flange

40.

This picture shows

a)

A shower pump

b)

A single impeller pump

c)

A double impeller pump.

d)

A negative head pump

41.
What type of hot water system is shown in figure
a)
Indirect system with single feed cylinder
b)
Combination cylinder system.
c)
Direct system
d)
Indirect system with double feed cylinder
42.
What type of shower system is shown
a)
Instantaneous electric shower.
b)
Pumped shower with double impellor pump.
c)
Pumped shower with single impellor pump
d)
Gravity feed shower

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