The purpose of an externally equalized thermostatic expansion valve is to ____.
A. compensate for excessive evaporator pressure drop
B. allow system to equalize faster
C. prevent the expansion valve from frosting up
D. allow refrigerant to expand in the compressor
Answer: A
You might also like to view...
In a typical multi-orifice, hydraulic injector nozzle, what force holds the nozzle valve on its seat?
A. spring force B. fuel pressure C. combustion pressures D. compression pressures
Mad cow disease is caused by a
What will be an ideal response?
(a) Determine the ideal critical diameter, D1, of an unalloyed 0.65 percent C steel with an austenitic grain size 7.
(b) What is the hardness of this steel, when it has (1) a 100 percent martensitic structure, and (2) a 50 percent martensitic structure? Give your answer in Rockwell?C units (HRC). (c) At what distance along a Jominy bar should one find the HRC of the 50 percent martensitic structure?
Explain the advantages unit ventilator type FCU's have in schools
What will be an ideal response?