Explain why a service technician should exercise caution with the contents of a plugged drain line.

What will be an ideal response?What will be an ideal response?


Chemical drain cleaner may have been used and might splash back. Drains in medical labs or hospitals also might contain infectious materials or medical chemicals that form explosive mixtures when exposed to metals and agitated.

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A ____ is necessary in any power equipment engine that uses a battery to assist with powering electrical components.

a. load system b. charging system c. distribution system d. conversion system

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Terrazzo flooring is divided in two types: (i) thick-set (i.e., cementitious) terrazzo and (ii) thin-set (i.e., epoxy) terrazzo. Describe the anatomy of thin-set terrazzo.

What will be an ideal response?

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Which of the following could cause this condition?

A walk-in with TEV is 10° too warm and has the following conditions: ? Subcooling is 10° ? Superheat is 25° a. Dirty condenser b. Restriction in the liquid line c. Overcharge d. TEV stuck open

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The sum of the tributary widths is equal to a quarter of the total distance between the bearing points on each side of the beam being determined.

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

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