The most common cause of airflow-related problems in ...

[brutforce]

The most common cause of airflow-related problems in air-conditioning units is:
 
  A) Dirty condenser coils. B) Electrical issues.
  C) Dirty air filters. D) Low refrigerant charge.

Question 2

When installing the outdoor unit of a split-system air-source heat pump, it is important to locate the unit:
 
  A) Below the frost line to reduce defrost cycles.
  B) As close to the house as possible to help shelter the unit from inclement weather.
  C) Under an overhang for protection against the weather.
  D) Above the snow line of the area.

[lindahyatt42]

Answer to Question 1

C

Answer to Question 2

D

[brutforce]

Excellent

[bitingbit]

Gracias!