FAB-101 EPA Week 4 Homework (Type II)

Who must be certified as a Type II Technician or a Universal Technician?

• Technicians working with small appliances

• Technicians working with motor vehicle air-conditioning systems

• Technicians working with medium, high, and very high-pressure appliances

• Technicians working with residential heating systems

What is the maximum leak rate for commercial refrigeration as of January 1, 2019?

• 10% of the charge per year

• 20% of the charge per year

• 30% of the charge per year

• 40% of the charge per year

What must be done if an appliance with 50 or more pounds of refrigerant exceeds the threshold leak rate?

• Repair the appliance within 30 days

• Replace the appliance immediately

• Ignore the leak if it's minor

• Conduct a verification test within 60 days

How is the applicable maximum leak rate determined for an appliance with dual use?

• By the lowest percentage of use

• By the highest percentage of use

• By the average percentage of use

• By the total charge capacity

What is the maximum allowable leak rate for commercial refrigeration before requiring inspections?

• 10%

• 15%

• 20%

• 25%

How long can a cold storage warehouse operate an appliance leaking above the threshold rate without repair?

• 6 months

• 9 months

• 12 months

• 18 months

Leak inspections are required for ____________ according to the Section 608 Leak repair Regulations.

• Only new appliances exceeding the maximum allowable leak rate

• Only appliances with over 500 pounds of refrigerant exceeding the maximum allowable leak rate

• All appliances with 50 pounds or more of refrigerant exceeding the maximum allowable leak rate

• Only for residential appliances exceeding the maximum allowable leak rate

What must be performed before any additional refrigerant is added to an appliance?

• A follow-up verification test

• A pressure test

• An initial verification test

• A temperature test

When first inspecting an operating hermetic system known to be leaking, you should first look for traces of what?

• Liquid refrigerant pooled up

• Oil or oil stains

• Water pooled up

• Liquid refrigerant Stains

When recovering a different refrigerant type than the last refrigerant recovered using that specific recovery equipment, What impurities might the recovered refrigerant and the recovery equipment contain?

• Dust and pollen

• Acids, moisture, and oil

• Sand and gravel

• Rust and metal shavings