Quiz Answers - Domestic Gas
Answers to the Domestic Gas Test:
1. c) 10 volumes of air for 1 volume of gas
2. a) Yellow flame, soot deposits in and around the burner and flue exit
3. c) Headache, nausea, lethargy, red complexion
4. d) Compression fittings in voids
5. d) 8mbar
6. d) A minimum of 19mbar at maximum flow rate of ≥6m3/hr
7. a) So that the appliance can provide flexible heat outputs
8. a) To create initial flue draught
9. b) 170mm
10. c) 75mm
11. c) It should extend at least 150mm beyond the edge of the incandescent material
12. c) 200mm inside the exhaust outlet and where CO2 concentrations read at the highest steady level
13. a) At a constant maximum rate during the sample period
14. a) Open-flued or room-sealed boilers
How did you do?
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Oh dear! You need to refresh your knowledge of Gas Principles. Look at Corgi Essential Gas Safety Domestic Manual (GID1) or Domestic Gas Safety (CNN1) Workbook (TWB1) to improve your knowledge.
5 - 9
Not bad....... you may find it useful to purchase and use the Domestic Gas Safety (CNN1) Workbook (TWB1) to improve your knowledge.
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