This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The microprocessor control board in a packaged heat pump has the correct inputs and outputs to ... (Read 10 times)

natalie2426

  • Hero Member
  • *****
  • Posts: 524
on: Jul 24, 2018
The microprocessor control board in a packaged heat pump has the correct inputs and outputs to energize
  the reversing valve, but the valve does not energize. What is the next logical step in the troubleshooting
  process?
 
  a. Replace the control board
  b. Check the control board further for defects
  c. Check the reversing valve coil
  d. Replace the reversing valve

Question 2

With a dual-fuel heat pump, at what outdoor temperature is the heat pump typically locked out and the
  furnace activated to provide heat?
 
  a. Below 25F
  b. Below freezing
  c. Slightly above the structure's balance point
  d. 10F below the balance point


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Reply #1 on: Jul 24, 2018
Answer to Question 1

c

Answer to Question 2

c


natalie2426

  • Hero Member
  • *****
  • Posts: 524
Reply #2 on: Jul 24, 2018
Thanks


SamMuagrove

  • Sr. Member
  • ****
  • Posts: 312
Reply #3 on: Jul 24, 2018
Welcome :)


« previous next »
 

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Sodium potassium pump Sodium potassium pump
Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
A pharmacist can explain to a patient why medication may look different and ensure the correct ... A pharmacist can explain to a patient why medication may look different and ensure the correct ...
Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier. Removing the bed from a pickup truck makes gaining access to the fuel pump a lot easier.
Control of the cell cycle by cyclin-dependent kinases, and the checkpoints at which they operate Control of the cell cycle by cyclin-dependent kinases, and the checkpoints at which they operate
Active solar technologies use for heat, cool, and produce electricity Active solar technologies use for heat, cool, and produce electricity
Video: Magnetic resonance imaging (MRI)

For a complete list of videos, visit our video library