A weeping relief valve on a hot water boiler may be an indication ...

[JMatthes]

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.

Question 2

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

[Sammyo]

Answer to Question 1

A

Answer to Question 2

B

[JMatthes]

Thanks

[Sammyo]

Welcome