CORE TEST 1

The color marking that is required on all pipes, hoses, or other devices which a flammable refrigerant passes and where a service connection is probable, must extend a minimum of how many inch(es) in both directions from such locations?

• 1

• 2.5

• 3.5

• 4.6

A refillable cylinder must not be filled above what percent of its capacity by weight:

• 50%

• 70%

• 80%

• 95%

HFC refrigerants contain which of the following?

• Fluorine, & Carbon

• Chlorine, Fluorine, & Hydrogen

• Hydrogen, Chlorine, & Carbon

• Hydrogen, Fluorine, & Carbon

What happens if EPA regulations change after a technician becomes certified?

• The technician certification is grandfathered for one year to allow time for re-certification.

• It will be the technician's responsibility to comply with any future changes in the law.

• The technician must take a new online certification test.

• The technician must attend a class to become re-certified

How do refrigerant blends leak from a system?

•      At a faster rate than other refrigerants

• At uneven rates due to different vapor pressures

• At a slower rate than other refrigerants

•    In the same way as other refrigerants.

As of 2017, how much can a technician be fined for violating the Clean Air Act, including knowingly releasing non-exempt refrigerant from appliances.

• $10,000 per day per violation

•    $17,531 per day per violation

•   $27,500 per day per violation

•     $44,539 per day per violation

Which element in a CFC or HCFC molecule causes ozone depletion?

• Fluorine

• Chlorine

• Carbon

• hydrogen

Refrigerant cylinders should be all of the following EXCEPT:

• Be free of rust and damage.

•     Filled to 95% of capacity.

•    Be labeled.

   

•   Be secure.

   

Distributors must verify which of the following before they can sell HFC or HCFC refrigerant?

• The Distributor is a section 608 certified distributor.

•   The distributor is selling section 608 certified refrigerant.

• The purchaser owns certified recovery and/or recycling equipment.

•      The purchaser is or employs a Section 608 certified technician.

Which of the following is not a reason to recover refrigerants?

•   Provide supplies for service after the refrigerant has been phased out.

•      Prevent venting to the atmosphere.

• Prevent stratospheric ozone depletion.

• Avoid violating the warranty on equipment.