EPA Type 2 Review

Front

What should be drained from the evaporator and condenser prior to recovering refrigerant from a chiller suspected of having tube leaks?

Back

Water

Front

What type of heaters are used on refrigeration and air-conditioning compressors to reduce the amount of refrigerant in the oil?

Back

Crankcase heaters

Front

What is the time frame for repairing an appliance with 50 or more pounds of a regulated refrigerant that has exceeded the threshold leak rate?

Back

30 days

Front

If an appliance with a charge of 200 pounds or more of a regulated refrigerant passes the initial verification leak test, when must a follow-up verification test be conducted?

Back

Within 10 days

Front

As of January 1, 2019, what are the maximum leak rates for comfort cooling, commercial refrigeration, and industrial process refrigeration?

Back

10% for comfort cooling, 20% for commercial refrigeration, 30% for industrial process refrigeration.

Front

What is the purpose of crankcase heaters in refrigeration systems?

Back

To reduce the amount of refrigerant in the oil and to reduce oil foaming in the compressor crankcase.

Front

What happens if an appliance with a regulated refrigerant exceeds the threshold leak rate?

Back

The equipment owner or operator must repair the appliance within 30 days.

Front

What is the consequence of not having a certified service technician available for service regarding appliance leak repair deadlines?

Back

It cannot be used as a reason to extend the appliance leak repair deadline.

Front

What is the initial verification test in the context of refrigerant leak detection?

Back

A test conducted to determine if an appliance is leaking above the threshold limit.

Front

What is the significance of the 10% leak rate for comfort cooling systems?

Back

It is the maximum allowable leak rate per year as of January 1, 2019.