When installing a split system, what should be done prior to opening the installation valves?
What will be an ideal response?
Evacuate the lines and coil
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About 10 percent of the timber harvested in the United States each year is Douglas fir
Indicate whether the statement is true or false.Technician A says that brake drums on the same axle should be close to the same inside diameter for best brake balance. Technician B says that a brake drum may be cracked if it rings like a bell when tapped with a light steel hammer. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
What routine service procedure could result in lower fuel economy, which the owner may discover?
A) Using the wrong viscosity oil B) Replacing tires C) Replacing the air filter D) Either A or B
Which lamp will illuminate at the output of the magnitude comparator in the following figure?
What will be an ideal response?