An R22 system specifies a superheat of 15°F at the current operating conditions. The technician measures a suction pressure of 70 psig and a suction line temperature of 65°F. The system is
A) undercharged B) overcharged C) charged correctly
A
Trades & Technology
You might also like to view...
Estimating by rule of thumb can be accomplished even by the most inexperienced mason.
Answer the following statement true (T) or false (F)
Trades & Technology
What are the three issues in regard to waiver questions?
What will be an ideal response?
Trades & Technology
After leveling, the last frame member of a knockdown metal door frame to be secured is the _____.
a. strike jamb b. hinge jamb c. head jamb d. closer sleeve
Trades & Technology
In which of these situations is it necessary to use outdoor air for combustion on an induced-draft furnace?
A) It is always necessary. B) In locations where the outdoor temperature does not fall below 32°F. C) When the furnace is within 50? of a living space. D) When there are chemicals near the furnace
Trades & Technology