This topic contains a solution. Click here to go to the answer

Author Question: What does the emergency heat setting do on a heat pump thermostat? A) De-energizes the ... (Read 71 times)

nummyann

  • Hero Member
  • *****
  • Posts: 576
What does the emergency heat setting do on a heat pump thermostat?
 
  A) De-energizes the refrigeration circuit and operates the system on auxiliary heat
  B) Sounds an alarm whenever the temperature drops below the thermostat set point
  C) Adds auxiliary heat to the heat from the refrigeration circuit in cold weather
  D) Shuts down all system operation to prevent damage to the system components

Question 2

What is the purpose of the second line on a two-pipe oil delivery system?
 
  A) To double the amount of oil that can be delivered and increase capacity
  B) To allow smaller piping
  C) To allow two flow rates for two-stage oil burners
  D) To send the oil that was pumped but not burned back to the tank



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

A

Answer to Question 2

D



nummyann

  • Hero Member
  • *****
  • Posts: 576
Both answers were spot on, thank you once again



brbarasa

  • Sr. Member
  • ****
  • Posts: 308

 

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

For a complete list of videos, visit our video library