Preventive Maintenance Quiz

Preventive Maintenance Quiz

University

7 Qs

quiz-placeholder

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Preventive Maintenance Quiz

Preventive Maintenance Quiz

Assessment

Quiz

Others

University

Practice Problem

Hard

Created by

lucky izuogu

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of preventive maintenance (PM)?

To increase the cost of maintenance

To reduce the number of employees

To ensure the refrigerating plant and equipment are in good operating condition

To increase the size of the equipment

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a benefit of a good PM program?

Increased energy consumption

Increased operating efficiency and a reduction in energy consumption

More frequent breakdowns

Higher overall maintenance costs

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be checked weekly in the compressor lubrication system?

The type of refrigerant used

The temperature of the room

The operation of the compressor lubrication including pump, cooling coil, and heater

The color of the oil

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be done if there is a noticeable drop in oil level in the vane seal oiler on centrifugal compressors?

Add more oil

Replace the leaking seal

Ignore it

Change the compressor

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What indicates a small leak in units with centrifugal compressors?

A change in refrigerant color

An increase in oil pressure

The purge pump operating several times per hour

A decrease in room temperature

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be done if the system has a positive displacement compressor?

Increase the room temperature

Stop the compressor and check the shaft seals for excessive oil leakage

Change the oil type

Check the refrigerant type

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be checked regarding the air filters?

The temperature of the room

The type of refrigerant used

The condition of the air filters, and clean or replace filters if necessary

The color of the filters

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