Hot Water - System Choice
Quiz
•
Other
•
1st - 9th Grade
•
Medium
Steven Jackson
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9 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
The choice of Hot Water system depends on which of the following points -
The number of hot water outlets
Running cost and fuel efficiency
The number of cold water outlets
Number of occupants
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Centralised Hot Water Systems are where-
It has to be installed in the middle of the house.
Hot water is delivered from a central point to all outlets.
Must be contained in a cylinder.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a direct cylinder not have ?
Hot Water Thermostat
Coil
Drain off
4.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
The Hot Water Draw Off Pipe Must -
incorporate 450mm of horizontal pipe
service valve
rise slowly
connect to the open vent
connect to the side of the cylinder
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the CWSC is 5m above the Hot Water Cylinder the pressure of the hot water will be -
5 bar
1 bar
0.1 bar
0.5 bar
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you had low pressure and flow rate how could you increase the Hot Water output -
install a direct system
install an instantaneous system
install a storage system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why have an open vent on a Hot Water system -
so water can be drawn off from this pipe
feeds the CWSC
allows for the expansion of water
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The open vent must be a minimum of -
15 mm
22 mm
28 mm
Doesn't matter
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At what temperature can we control a solid fuel Direct Cylinder -
60 - 65
50 - 55
Doesn't matter
There is no real way of controlling the temperature
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