What combination of symptoms only occurs on a unit with an inefficient compressor?
a. Low superheat and high subcooling
b. Low suction pressure and high head pressure
c. Low head pressure and high suction pressure
d. High head pressure and high suction pressure
c. Low head pressure and high suction pressure
You might also like to view...
A catalytic converter is being tested with an infrared pyrometer. Which is an acceptable result?
A) The temperature of a catalytic converter is the best test to perform to locate a restricted unit. B) The inlet should be hotter than the outlet by 10%. C) The outlet should be hotter than the inlet by 10%. D) Both the inlet and outlet should be the same temperature after the converter reaches operating temperature.
Switching regulators are more efficient than linear regulators primarily due to
A) capacitive coupling B) the control transistors don't conduct all the time C) fewer current-conducting components D) advanced processor control efficiency
Which of the following is the least likely complaint on a truck set with excessive positive caster?
A. hard steering B. wandering C. low speed shimmy D. darting
Structural ____ involved in a job using a wooden roof are required to draw roof configuration diagrams.
A. drafting clerks B. CAD technicians C. CAD managers D. site engineers