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

Author Question: The operation of modern induced-draft equipment is normally controlled by: A) An electronic ... (Read 42 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
The operation of modern induced-draft equipment is normally controlled by:
 
  A) An electronic board.
  B) A simple control system with very few controls.
  C) An elaborate system of mechanical switches and sensors.
  D) Manually operated valves, levers, and shutters.

Question 2

The main limit switch shuts the gas valve down when:
 
  A) The heat exchanger area becomes overheated. B) The blower motor overheats.
  C) The monthly BTU limit has been reached. D) The house temperature reaches 80F.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leeeep

  • Sr. Member
  • ****
  • Posts: 315
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

A


Mimi

  • Member
  • Posts: 542
Reply 2 on: Jul 27, 2018
Wow, this really help

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

A controlled fire being set as part of ecosystem management in Jasper National Park. A controlled fire being set as part of ecosystem management in Jasper National Park.
New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670 New England children like David, Joanna, and Abigail Mason (painted by an unknown artist around 1670
A medical records department. (Paper records are becoming obsolete, replaced by electronic records.) A medical records department. (Paper records are becoming obsolete, replaced by electronic records.)
A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ... A typical variable cam timing control valve. The solenoid is controlled by the engine computer and ...
Schematic of a typical electronic throttle control (ETC) system. Note that terminal #5 is always ... Schematic of a typical electronic throttle control (ETC) system. Note that terminal #5 is always ...
The cascade of events by which the stroke-induced release of glutamate kills neurons. The cascade of events by which the stroke-induced release of glutamate kills neurons.
Video: Proteins

For a complete list of videos, visit our video library