4.
Which of the following statements is correct for describing the compressor's theory
of operation?
a. When the pressure in the storage tank reaches 80 psi, the compressor stops,
and the purging cycle begins.
b. When the pressure in the storage tank reaches 60 psi, the compressor stops,
and the purging cycle begins.
c.
The cooling coil runs only during the pumping cycle.
d. The compressor starts again when the pressure in the tank decreases to
80 psi and the pumping cycle begins.
MD0366
1-14
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