Technician A says that with a properly operating air conditioning system, the compressor clutch should be engaged. Technician B says that the condenser should be hot and the evaporator cold. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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The finishing operations of a concrete surface usually involve striking, floating, and troweling. The sequence in which these three operations are generally performed is
A) striking, troweling, and floating. B) striking, floating, and troweling. C) floating, striking, and troweling. D) troweling, floating, and striking.
After shutdown of a centrifugal chiller is initiated, the compressor, chilled-water pump, and oil pump stop but the tower fans continue to run. The most likely reason is the _____.
a. stop-to-start timer is activated b. compressor start relay is energized c. condenser water temperature remains high d. recycle shutdown mode has been activated
Which of the following is one of the most common styles of saddle?
a. European c. Eastern b. Western d. Spanish
High pressure common rail fuel injectors are opened by _______
A) Solenoids B) Injector pump pressure C) Engine cam pressure D) Either A or C