Question

1) When the quantity of refrigerant exceeds the amounts defined in CSA B52 the refrigerant containing parts shall be located:

a) outside the building and in the boiler room b) outside the building and in a Class- T machinery room c) in the boiler room and in a Class- T machinery room

d) in an approver air duct system and in the boiler room

2) Which type of breathing apparatus is required when using Group A or B refrigerants?

a) double filtered gas mask

b) air purifying respirator

c) positive pressure self-contained breathing apparatus

d) negative pressure self- contained breathing apparatus

Answer 1

1)

Outside the building and in a Class-T machinery room

2)

Positive pressure self-contained breathing apparatus