When leak testing a low-pressure chiller, the pressure should not be allowed to exceed 10 psig to avoid:
A) High compressor current draw.
B) Opening the high-pressure cutout and shutting the system down.
C) Freezing the chiller bundle.
D) Breaking the rupture disk and losing the refrigerant charge.
D
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In an open-type motor, dropping the starting winding out of the circuit is accomplished by a centrifugal switch mounted on the motor that opens once the motor has reached 35% of its full speed.
Answer the following statement true (T) or false (F)
Which post-Civil War writers best reflected the social concerns of the new urban age? Which writers reflected a nostalgic interest in the American or European past? Which tendency do you admire most, and why?
What will be an ideal response?
Which of the following AWG wiring sizes is the minimum that should ever be used on any trailer light circuit?
A. 12 gauge B. 16 gauge C. 18 gauge D. 20 gauge
A journeyman carpenter employed by a small firm is more likely to _____.
a. specialize in one skill area b. be highly trained c. perform a variety of tasks d. have lower job satisfaction