EPA 608 Type II Practice Test 1

Question 1

The state of a refrigerant leaving a refrigeration system's liquid receiver is:

Accepted Answer

High-Pressure Liquid

Answer

Low-Pressure Liquid

Answer

Low-Pressure Gas

Answer

High-Pressure Gas

Question 2

When the annualized leak rate reaches  _____ or more, leaks in industrial process and refrigeration units must be repaired with a 50-pound charge or larger.

Accepted Answer

30%

Answer

40%

Answer

10%

Answer

20%

Question 3

When evacuating a system, what is the minimum number of microns a vacuum pump must pull?

Accepted Answer

500 Microns

Answer

500000 Microns

Answer

50000 Microns

Answer

5000 Microns

Question 4

A high-pressure appliance with a capacity of less than 200 pounds. The level of an HCFC or HFC refrigerant must be evacuated (recovered) to:

Accepted Answer

0 inches of vacuum

Answer

4 inches of vacuum

Answer

10 inches of vacuum

Answer

15 inches of vacuum

Question 5

Which of the following is commonly contained in refrigerants made before 1950?

Accepted Answer

SO2

Answer

HNO6

Answer

NO2

Answer

None of the above

Question 6

According to EPA standards, removing which component is considered a "major repair"?

Accepted Answer

Compressor

Answer

Evaporator fan motor

Answer

Liquid line drier

Answer

switch

Question 7

Which of the following is used to prevent transient liquid slugs from getting into the compressor?

Accepted Answer

Accumulator

Answer

Recovery Equipment

Answer

Crank Driver

Answer

Radiator

Question 8

The disposable cylinders must be:

Accepted Answer

Discarded.

Answer

Recovered and used again.

Answer

Used for air.

Answer

Stored away.

Question 9

Which of the following do the filter driers remove?

Accepted Answer

Moisture and Particulates

Answer

Mold Only

Answer

Moisture Only

Answer

Particulates Only

Question 10

The usage of certified recovery equipment is the first step in using proper recovery practices that is certified by:

Accepted Answer

EPA approved laboratory

Answer

EPA field supervisors

Answer

EPA only

Answer

Manufacturers approved by UL