An efficient and trouble-free air conditioning system installation is more likely if the installation starts:
A) By pulling the refrigerant line set. B) By cutting holes to rough in the ductwork.
C) In the afternoon. D) With planning the installation.
D
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?CAD is the abbreviation for computer-aided design and computer-aided drafting.
Answer the following statement true (T) or false (F)
In determining the fire rating of an assembly through laboratory testing, an important criterion to meet is that it should maintain its structural integrity for the duration of its fire rating. What other criterion/criteria should the assembly satisfy during that duration?
What will be an ideal response?
?In SAW, the heat is produced from ____.
A. ?a chemical reaction in the flux B. ?an arc between the work and a metal electrode C. ?heat applied to granular flux material D. ?the atmosphere reacting with the flux
Explain why high pressure must be maintained in the condenser.
What will be an ideal response?