After you supply air to the trailer, make sure the air lines are not crossed and the trailer brakes are working. This is done by:
a. Applying and releasing the trailer brakes and listening for the sound of the brake.
b. Watching your mirrors to see if the trailer lights come on.
c. Lifting the brake pedal.
a. Applying and releasing the trailer brakes and listening for the sound of the brake.
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Masonry cuts are usually the same whether they are block, brick, tile, or other materials.
Answer the following statement true (T) or false (F)
Technician A says that a visual inspection can determine if brake linings contain asbestos. Technician B says that it is OK to blow brake dust with compressed air. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Butterfly valves are typically used in _____ pressure and temperature applications.
a. very low b. low to medium c. medium to high d. very high
Refrigerant in liquid form is normally put into the system through the ____.
A. liquid line B. suction line C. hot gas line D. liquid return line