Fault isolation diagrams and troubleshooting tables help the ...

[fagboi]

Fault isolation diagrams and troubleshooting tables help the technician locate problems through the process of:
 
  A) Sublimation. B) Elimination. C) Extrapolation. D) Interpolation.

Question 2

The dampers on registers are normally not used for balancing the system airflow because:
 
  A) They are more difficult to adjust than dampers in the duct system.
  B) They do not seal off tightly enough to be used for balancing dampers.
  C) They will produce excessive noise in the space.
  D) Most registers do not have integral dampers.

[Sophiapenny]

Answer to Question 1

B

Answer to Question 2

C

[fagboi]

Thanks for the timely response, appreciate it

[bitingbit]

Excellent