What visual clues on a system can indicate the presence of a refrigerant leak?
A) A greenish stain around the area of the leak
B) Refrigerant bubbles forming around the leak
C) A visible cloud of refrigerant in the area of the leak
D) Oil stains around the area of the leak
Question 2
Where should the humidity level sensor be placed?
A) In the return-air plenum B) In the dehumidifier
C) In the conditioned space D) In the outside air supply duct