Exam (elaborations)
G2 Gas Technician Module 13 Revised.
- Course
- Institution
G2 Gas Technician Module 13 Revised.
[Show more]
Seller
Follow
lydiaomutho
Content preview
G2 Gas Technician Module 13 RevisedIf inadequate combustion air is in a tightly sealed house what happens? -
ANS-Potenially leads to severe indoor air quality problems
When changing a part of the heating system what 4 factors must the gas technician
take into account? - ANS-The building envelope, external environment, mechanical
systems, and occupants
What comprises the building envelope? - ANS-Foundation and floor slabs, walls, roofs,
and windows and doors
What does the skin in the building envelope do? - ANS-Protects the underlying material,
maintains building integrity and reduces heat loss and heat gain
What is the function of the vapour barrier? - ANS-It is used to maintain proper humidity
levels inside the house. In winter if not present the relative humidity will decrease
causing it to feel colder then it is.
What does insulation do? - ANS-It is a poor conductor of heat and will prevent the ex
filtration indoor heat to the outside.
Name 2 signs of poor attic ventilation. - ANS-Curling shingles in summer and icicle
dams in the winter
What is the function of the air barrier and where is it located? - ANS-The air barrier is
located between the bricks and wood studs. It allows moisture to be removed through
venting.
What are three types of building construcion? - ANS-Balloon frame, Double/solid brick,
platform (most common)
How do occupants affect the building system? What are some actions that do this? -
ANS-As the more occupants increase the relative humidity will also increase. Cooking,
bathing, smoking and plain old breathing.
Mechanical impact consist of equipment and appliances within the building. Name a
few. What should the gas tech consider? - ANS-Water heaters, dryers, motors,
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lydiaomutho. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $7.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
78861 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now