Isolating the break in a circuit by starting at a point where ...

[Beheh]

Isolating the break in a circuit by starting at a point where there is correct voltage, and moving one lead from point to point toward the nonfunctional load is called:
 
  A) Running the rat. B) Hopscotching.
  C) Quantitative analysis. D) Shotgunning.

Question 2

In order to facilitate air removal, a diaphragm-type expansion tank should be placed:
 
  A) Above the boiler, below the roofline. B) On the discharge side of the boiler.
  C) Above the highest terminal unit. D) On the supply aide of the boiler.

[blakcmamba]

Answer to Question 1

B

Answer to Question 2

B

[Beheh]

Excellent

[apple]

Thanks for the timely response, appreciate it