An open door switch on a gas furnace will cause:

A) A complete system shutdown–no system operation at all.
B) The combustion process to shut down, but will not affect the indoor blower.
C) The door open alarm to sound, but will not affect system operation.
D) The indoor blower to shut down, but will not affect the combustion process.


A

Trades & Technology

You might also like to view...

A mule is typically used to thread pipe from 2-1/2 to _____ inches in diameter.

a. 3 b. 4 c. 6 d. 8

Trades & Technology

A good trail mix for chinchillas would include _____

a. unshelled nuts b. chocolate candies c. sunflower seeds d. salted peanuts

Trades & Technology

Sampling for ____________________ involves comparing samples from areas of a field where plants

show a problem with areas where plants do not show a problem.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

____ refers to the pleasurable response you get to an object or experience.

A. Ergonomics B. Aesthetics C. Impact D. Yield

Trades & Technology