In what mode of operation is the pilot solenoid not energized?
A. The low speed heat mode
B. The low speed cool mode
C. The defrost mode
D. The high speed heat mode
Answer: B
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Which of these is not an important consideration in refrigerant piping design?
A) Friction losses, which reduce compressor capacity. B) Height of compressor with respect to cooling coils. C) Velocity to move oil in the suction line. D) Thermal expansion of the hot gas line.
Los cables temporales que sostienen la lámina de aluminio deberían ____.
a. dejarse sobre la lámina de revestimiento b. cortarse de dejarse caer c. cortarse y reutilizarse d. cortarse y desecharse como corresponde
Technician A says that the brake pedal should be depressed when measuring castor. Technician B says that the steering wheel should be locked in the straight ahead position when performing camber adjustment. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The goals of most sustainable energy codes and standards are:
A) Improve building efficiency, reduce waste, and reduce economic impact. B) Improve financial efficiency, reduce construction delay, and reduce economic impact. C) Improve energy efficiency, reduce waste, and reduce environmental impact. D) Improve construction efficiency, reduce cost, and reduce construction time.