
Phase 1 306 Hot water checkpoint test

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Other
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Professional Development
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Medium
Ben Ashford
Used 11+ times
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40 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following cylinder types is a direct cylinder?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
State the minimum size of open vent pipe which terminates over a cold water storage cistern that is allowed under the Water Regulations for a secondary domestic hot water system.
15mm
22mm
28mm
32mm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the recommended temperature setting for the thermostat to an immersion heater in a hot water storage cylinder?
90°C
70°C
60°C
50°C
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of hot water storage cylinder is shown in this diagram?
Direct cylinder
Combination unit
Double feed indirect cylinder
Single feed indirect cylinder
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A hot water storage cylinder heated by an immersion heater only is considered to be what type of hot water storage system?
Direct
Indirect
Electrolytic
Instantaneous
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When water is heated in a hot water storage cylinder, stratification will occur. Which of the following best describes stratification?
The hottest water is in the middle of the cylinder; the coldest water is at the top and bottom of the cylinder
The coldest water is at the top of the cylinder and the hottest water is at the bottom of the cylinder
The coldest water is in the middle of the cylinder; the hottest water is at the top and bottom of the cylinder
The hottest water is at the top of the cylinder and the coldest water is at the bottom of the cylinder
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The recommended minimum size of primary circulation pipework between a small (under 35kW) solid fuel boiler serving a direct hot water cylinder only is:
15mm
22mm
28mm
35mm
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