Exam 65: Heating and Air-Conditioning System Service

What type of service valves are used with R-134a?

(Multiple Choice)

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Question 21

Which reading represents the lowest vacuum reading?

(Multiple Choice)

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Question 22

When replacing an air conditioning component, all of the following are true about the refrigerant oil EXCEPT ________.

(Multiple Choice)

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Question 23

The radiator usually cools better if the front air cam is removed.

(True/False)

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Question 24

A defective thermostat can cause the engine to operate ________.

(Multiple Choice)

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Question 25

Showing 21 - 25 of 25

Exam 65: Heating and Air-Conditioning System Service

What type of service valves are used with R-134a?

Which reading represents the lowest vacuum reading?

When replacing an air conditioning component, all of the following are true about the refrigerant oil EXCEPT ________.

The radiator usually cools better if the front air cam is removed.

A defective thermostat can cause the engine to operate ________.

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