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 56 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?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

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?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Neuropeptides and Peripheral Peptides Involved in Control of Food Intake and Metabolism Neuropeptides and Peripheral Peptides Involved in Control of Food Intake and Metabolism
A warning sticker on an E85 pump warning to only use this fuel in vehicles designated as flexible ... A warning sticker on an E85 pump warning to only use this fuel in vehicles designated as flexible ...
Heat Stress and Wind Chill: Indices of Human Discomfort Heat Stress and Wind Chill: Indices of Human Discomfort
A 44-g block of ice at -15°C is dropped into a calorimeter (of negligible heat c A 44-g block of ice at -15°C is dropped into a calorimeter (of negligible heat c
How much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C? How much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C?
Control of mRNA stability by a riboswitch Control of mRNA stability by a riboswitch
Video: Properties of macromolecules (Explained with No Audio)

For a complete list of videos, visit our video library