RETA CARO Exam Latest Version 2025-
2026| Questions and Accurate Answers |
Verified Solution 100%
Which refrigerant has the highest mass flow requirement at the same evaporator and condensing
temperature?
CFC-12
which refrigerant is the first to be phased out by Montreal Protocol
CFC-12
As the ratio between the evaporator and condensing pressure increases
the theoretical discharge temperature increases
Under the Montreal Protocol
as long as a technician does not perform work on the refrigerant containing portions of a system they do
not need to be certified
Refrigerant leaks are detected using
Either a sulfur stick on ammonia or electronic leak detector for CFCs or HCFCs
the primary reason for concern about CFC-12 concentration in an engine room is
