What is the best pH level to maintain in a water tower?
A) The pH of the water has very little effect on the operation of the cooling tower.
B) Between 6.5 and 9
C) Lower than 6
D) Higher than 9
B
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Technician A says that all steering components have exact specifications to determine replacement. Technician B says that the dry park test is the best way to determine the condition of steering linkage components. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Use the cutting planes shown to draw the sectional views.
A compressor that has the motor and compressor in one housing that is welded together is called a ____________________ type.
Fill in the blank(s) with the appropriate word(s).
The ____ can tell the control circuit whether a liquid is at a certain level or not.
a. bounce switch b. floor switch c. toggle switch d. float switch