× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
w
3
w
3
e
3
3
r
3
g
2
2
b
2
M
2
V
2
f
2
c
2
New Topic  
glowupp glowupp
wrote...
Posts: 555
Rep: 0 0
6 years ago
Which type of space heater is most likely to NOT pass a local inspection?
 
  A) Catalytic B) Gravity operated C) Vented D) Unvented



[Ques. 2] Symptoms of an inefficient compressor include:
 
  A) High suction pressure, high discharge pressure, and low amp draw.
  B) High suction pressure, low discharge pressure, and low amp draw.
  C) Low suction pressure, low discharge pressure, and high amp draw.
  D) Low suction pressure, high discharge pressure, and high amp draw.



[Ques. 3] When troubleshooting an induced-draft gas furnace, what should be checked if the induced-draft fan comes on but the igniter is never energized?
 
  A) Check the draft pressure switch to see if it is closed.
  B) Check the microamp signal of the flame sensor.
  C) Check the incoming gas pressure.
  D) Check the control transformer.



[Ques. 4] A weeping relief valve on a hot water boiler may be an indication of:
 
  A) A water-logged expansion tank problem.
  B) Low return water temperature.
  C) An extinguished pilot light.
  D) A circulating pump that is running continuously.



[Ques. 5] When a geothermal heat pump system uses antifreeze in the loop, how is antifreeze added to the loop?
 
  A) By pouring the antifreeze in the loop after it is connected
  B) By temporarily connecting a purge unit
  C) By pouring the antifreeze in the loop before it is connected
  D) By pumping the antifreeze in under pressure
Read 60 times
3 Replies
Replies
Answer verified by a subject expert
Lissapoo12Lissapoo12
wrote...
Posts: 323
Rep: 5 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

glowupp Author
wrote...
6 years ago
I hope they're paying you for this Grinning Face with Smiling Eyes
wrote...
6 years ago
not really, just a volunteer... and you're welcome Wink Face
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  500 People Browsing
Related Images
  
 300
  
 698
  
 8050
Your Opinion
Which is the best fuel for late night cramming?
Votes: 234