What must the technician do before checking an air conditioning system for refrigerant leaks using a black light?

A) Turn the system off and allow the pressure to equalize
B) Evacuate the system
C) Install dye in the system
D) Overcharge the system by 10 oz.


C

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The General Requirements section specifies the products, equipment, and systems that are intended to be installed during the project.

Answer the following statement true (T) or false (F)

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The framework of a cooling tower most closely resembles.

a. steel and metal frame b. white pine column c. plastic screw seams and plates d. treated post and beam

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Uneven wear on the tire tread or a feathered edge across the entire tread indicates the need for a(n) ____________________.

Fill in the blank(s) with the appropriate word(s).

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Some of today’s important management challenges are managing diversity, change,

globalization, and downsizing.

Indicate whether the statement is true or false.

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