306 hot water systems 1 Quiz
Authored by Darren Harvey
Construction
2nd Grade
Used 20+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Between what temperatures does the bacteria Legionella multiply?
15–35°C
20–25°C
20–45°C
25–35°C
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify the item shown here.
Cylinder thermostat
Boiler thermostat
Immersion heater thermostat
Room thermostat
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
At what temperature should the hot water in a hot water cylinder be stored at?
40°C
50°C
60°C
70°C
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
According to the Water Supply (Water Fittings) Regulations, at less than what temperature should the hot water in a domestic property not be distributed?
55°C
65°C
45°C
35°C
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
The HSE state in their guidance about 'the control of Legionella bacteria in water systems' that the return temperature on a secondary return system should not be less than…
70°C
60°C
50°C
40°C
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the approximate temperature range for instantaneous water heaters?
15–35°C
20–45°C
35–55°C
45–65°C
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Identify the item shown here.
Flow reducing valve
Pressure regulating valve
Thermostatic mixer valve
Thermostatic regulating valve
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