When the compressor in a system using capillary tubes is sweating, it is a sign of ____.
A. refrigerant overcharge
B. dirty evaporator
C. evaporator blower motor problem
D. any of the above
Answer: D
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Which of the following steps should come first in an analysis of system operating conditions?
a. Measure and record the compressor current. b. Listen for abnormal sounds as the unit starts. c. Connect a gauge manifold to the system. d. Record the superheat at the outlet of the evaporator.
What is the plastic section modulus on the x-x axis of a W16 x 57 structural steel rolled shape?
What will be an ideal response?
Cycloidal motion is the most popular cam profile development for smooth-running cams at high speeds.
Answer the following statement true (T) or false (F)
If one branch of a parallel circuit opens, the other branches are not affected because their current through ________
A. decreases B. stops C. increases D. remains the same