Explain what a limit switch is, as well as its function and how it affects the control circuit
What will be an ideal response?
The limit switch is a safety control. It prevents the furnace from overheating. As long as the plenum chamber temperature is below the setting of the limit switch, the switch remains closed. If the plenum chamber temperature rises to the switch setting, it opens to de-energize the entire 24 V circuit and close the automatic gas valve.
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Grass seed plants produce new leaves only in the spring
Indicate whether the statement is true or false
In a 2-ton capillary tube system, the unit does not develop full capacity. Head pressure is low and suction pressure is high. What is the problem?
What will be an ideal response?
When the late Sam Walton was opening his new Hypermart stores, television ads would
show Sony television sets being chopped into two pieces by a sword-wielding Samurai warrior. The accompanying dialogue said, “You can go elsewhere and spend more or get considerably less Sony.” What competitive strategy does this approach represent?
a. Differentiation b. Focus c. Overall cost leadership d. Analyzer e. Prospector
On a job application, if a question does not pertain to you, write ____.
A. Does not pertain to me B. Nothing, just leave it blank C. Not applicable or NA D. Can't answer this