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

Author Question: A furnace has quit operating. The LED lights on the control board alternately flash 2 long flashes, ... (Read 86 times)

jho37

  • Hero Member
  • *****
  • Posts: 531
on: Jul 26, 2018
A furnace has quit operating. The LED lights on the control board alternately flash 2 long flashes, pause, and then 4 short flashes. The flashes most likely indicate that
 
  A) The control board is receiving voltage B) A fault code of either 24 or 42
  C) the problem is with the 24 volt control circuit D) The furnace has power

Question 2

Water jet cutting systems operate at pressures as high as 55,000 psi.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kxciann

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 26, 2018
Answer to Question 1

B

Answer to Question 2

TRUE


jho37

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 26, 2018
Both answers were spot on, thank you once again


kxciann

  • Sr. Member
  • ****
  • Posts: 356
Reply #3 on: Jul 26, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

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

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Negative feedback control of a regulated variable. Negative feedback control of a regulated variable.
Control of blood glucose by pancreatic hormones. Control of blood glucose by pancreatic hormones.
Control of blood glucose level. Control of blood glucose level.
How Long Do You Ovulate After Your Period? How Long Do You Ovulate After Your Period?
An 82-kg painter stands on a long horizontal board 1.55 m from one end. This 27-kg board is ... An 82-kg painter stands on a long horizontal board 1.55 m from one end. This 27-kg board is ...
Control of mRNA stability by a riboswitch Control of mRNA stability by a riboswitch
Video: Digestive System Animation

For a complete list of videos, visit our video library