EPA 608 Type II Practice Test

Practice EPA 608 Type II questions for high-pressure appliances, leak detection, recovery, evacuation and system components.

What the Type II Section Covers

High-pressure appliances like residential and commercial split systems, heat pumps, and packaged units.

10 Free EPA 608 Type II Practice Questions

Try these Type II questions free, no account required. Each one includes an explanation of the correct answer.

0 of 10 answered

Question 1 of 10

Before charging a new system with refrigerant, what should be done?

Pressurize with compressed air and leak check.

Pressurize with nitrogen (classified as an inert gas) and leak checked.

Pressurize with oxygen and leak check

None of the above

Show answer & explanation

Correct answer: Pressurize with nitrogen (classified as an inert gas) and leak checked.

Per the EPA Section 608 Type II exam content: Pressurize with nitrogen (classified as an inert gas) and leak checked.

Question 2 of 10

What tools can you use to find general area of leaks and pinpoint leaks?

Soap bubbles.

Look for oil residue

Electronic or ultrasonic leak detector will provide the general area of the leak

Refrigerant dye

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Correct answer: Electronic or ultrasonic leak detector will provide the general area of the leak

Per the EPA Section 608 Type II exam content: Electronic or ultrasonic leak detector will provide the general area of the leak

Question 3 of 10

Traces of oil around a sight glass inlet fitting of a refrigeration system might be the indication of:

A leak

Excessive oil in the system

An overcharge

A restriction at the TXV

Show answer & explanation

Correct answer: A leak

Per the EPA Section 608 Type II exam content: A leak

Question 4 of 10

Type II classification, as identified by EPA, applies to what equipment?

Small appliances with five (5) pounds of refrigerant or less

Refrigerators, freezers, and vending machine appliances

Low pressure appliances

Split air conditioning equipment with five (5) pounds of refrigerant or more

Show answer & explanation

Correct answer: Split air conditioning equipment with five (5) pounds of refrigerant or more

Per the EPA Section 608 Type II exam content: Split air conditioning equipment with five (5) pounds of refrigerant or more

Question 5 of 10

What is the purpose of the filter drier and when should it be changed?

To filter the oil. Change every year.

To remove moisture from the refrigerant, replace on a routine basis or anytime a system is opened

Cleans the air. Replace monthly

Dryer ’s air fil ters. Replace yearly

Show answer & explanation

Correct answer: To remove moisture from the refrigerant, replace on a routine basis or anytime a system is opened

Per the EPA Section 608 Type II exam content: To remove moisture from the refrigerant, replace on a routine basis or anytime a system is opened

Question 6 of 10

The majority of the liquid to be recovered from a system will be found in the:

Condenser

Receiver (when applied)

Low side of the system

Evaporator

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Correct answer: Receiver (when applied)

Per the EPA Section 608 Type II exam content: Receiver (when applied)

Question 7 of 10

Foaming at start-up may be found in what component? What does this mean?

Refrigerant in an accumulator foams on a low pressure.

Refrigerant in the compressor oil will cause oil foaming. Prevent refrigerant migration with a crankcase heater

Refrigerant in the receiver foams with high pressure

Refrigerant in the condenser will foam on hot days

Show answer & explanation

Correct answer: Refrigerant in the compressor oil will cause oil foaming. Prevent refrigerant migration with a crankcase heater

Per the EPA Section 608 Type II exam content: Refrigerant in the compressor oil will cause oil foaming. Prevent refrigerant migration with a crankcase heater

Question 8 of 10

What are preferred ways to measure a deep vacuum?

Use an analog vacuum gauge

Measure to 500 Microns is preferred or inches of Mercury (inches Hg).

Use a compound vacuum gauge on your manifold.

Measurement is not necessary

Show answer & explanation

Correct answer: Measure to 500 Microns is preferred or inches of Mercury (inches Hg).

Per the EPA Section 608 Type II exam content: Measure to 500 Microns is preferred or inches of Mercury (inches Hg).

Question 9 of 10

Why should you never start a hermetic compressor when under deep vacuum?

Motor winding could be damaged

Compressor valves could be damaged

Shaft could break

Moisture in refrigerant could freeze

Show answer & explanation

Correct answer: Motor winding could be damaged

Per the EPA Section 608 Type II exam content: Motor winding could be damaged

Question 10 of 10

What is the liquid line?

Line between the compressor and the metering device

Line between the evaporator and the metering device

Line between the condenser and the metering device

Line between the accumulator and the metering device

Show answer & explanation

Correct answer: Line between the condenser and the metering device

Per the EPA Section 608 Type II exam content: Line between the condenser and the metering device

Practice the Full Type II Question Bank

The complete Type II section has 430 practice questions. The first 5 of each practice session are free — unlock full access to keep going.

More Ways to Prepare

Start a timed EPA 608 Type II exam simulation
Try the EPA 608 Universal practice test covering Core, Type I, Type II and Type III together
Back to the EPA 608 practice test homepage
Read the EPA 608 study guide
Learn about the EPA 608 test format

Disclaimer: This site is an independent study tool and is not affiliated with or endorsed by the EPA. The sample questions are for practice purposes only and are not official EPA 608 exam content.