Using a single-line labelled diagram, sketch a system to supply hot and cold water to a kitchen sink, as shown in the accompanying sketch - Leaving Cert Construction Studies - Question 3 - 2009
Question 3
Using a single-line labelled diagram, sketch a system to supply hot and cold water to a kitchen sink, as shown in the accompanying sketch.
Include the following in ... show full transcript
Worked Solution & Example Answer:Using a single-line labelled diagram, sketch a system to supply hot and cold water to a kitchen sink, as shown in the accompanying sketch - Leaving Cert Construction Studies - Question 3 - 2009
Step 1
Rising Main
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Answer
The rising main should be a 12 mm pipe that supplies water to the system from the main supply.
Step 2
Water Storage Tank
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Answer
Include a water storage tank with a capacity of 230 litres per minute, properly insulated to minimize heat loss.
Step 3
Hot Water Cylinder
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Answer
Sketch an insulated hot water cylinder connected to the system.
Step 4
Pipework to Hot and Cold Taps
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Answer
Illustrate the pipework leading to the hot and cold taps, indicating the sizes of the pipes, with the cold feed being 22 mm and the hot water supply being 22 mm.
Step 5
Valves
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Answer
Include all necessary valves in the diagram:
A stop valve connected to the kitchen sink.
A gate valve on the cold water feed.
A drain off valve for maintenance purposes.
Step 6
Typical Sizes of Pipework
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Answer
Indicate that the pipe sizes used in the system should include 22 mm for the cold water feed, 22 mm for the hot water supply, and additional pipe sizes as necessary.
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