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hvac safety

Authored by Joe Goetluck

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University

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hvac safety
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is correct when referring to large refrigerant or nitrogen tanks?

The protective cap must be on when the tank is not in use.

Safety goggles or glasses must be worn when moving the tank.

Large tanks should not be carried, they should be secured to an approved cart.

All of the above are correct.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When it is necessary to perform electrical work in an area that has a damp or wet floor, which of the following can be done to minimize the chance of electrical shock?

Place a rubber mat on the floor.

Place a rubber mat on the floor.

Wear insulated boots and gloves.

All of the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When using a torch to braze a fitting, the technician should use the proper size ____, wear ____, and always have a ____ nearby.

copper pipe, insulated boots, fire extinguisher

torch tip, insulated boots, protective fire shield

torch tip, safety glasses, fire extinguisher

acetylene tank, safety glasses, bucket of water

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An example of a pressure vessel is ____.

a small ship containing refrigerant cylinders

the compressor in a refrigeration unit

a cylinder containing refrigerant

a portable dolly

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A fusible plug is a metal fitting that has a hole drilled through it and the hole is filled with

material with a low melting point

plastic

copper fused with brass

a metal alloy that will burn when overheated

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When transferring refrigerants from a cylinder to a refrigeration system or any other container, you should always wear ____.

goggles with side shields and gloves

heavy protective clothing

rubber gloves

industrial steel-toed shoes and an insulated cap

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Before using a voltmeter, always ____.

Zero the ohms adjustment.

Touch the two leads together to insure continuity.

Set the range selector to a setting higher than the voltage you expect to read.

Turn off the power.

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