Saturation Pressure and Temperature Quiz

What is the critical point temperature (°F) for Carbon Dioxide (R-744)?

• 85

• 87.8

• 90

• 95

What is the pressure (psig) at 86°F for HFO-1234yf?

• 71

• 99

• 133

• 174

At what temperature (°F) does HFO-1234yf have a pressure of 282 psig?

• 140

• 158

• 176

• 194

What is the pressure (psig) at 14°F for HFO-1234yf?

• 17

• 31

• 48

• 71

At what temperature (°F) does Carbon Dioxide (R-744) have a pressure of 476 psig?

• 20

• 25

• 30

• 35

What role does the EPA play in the regulation of refrigeration?

• It creates and enforces refrigeration laws

• It proposes rules and refines them after public comment

• It manufactures refrigeration equipment

• It provides funding for refrigeration research

What is the purpose of technician certification as established by the EPA under Section 609?

• To promote the use of alternative refrigerants

• To teach technicians to properly handle and recover refrigerants

• To increase the production of refrigerants

• To reduce the cost of refrigerants

What must technicians who repair or service any MVAC system be trained and certified by?

• A local community college

• An EPA-approved organization

• A private company

• A state government agency

What is the maximum moisture content allowed for recycled R-134a according to the SAE J2099 standard?

• 50 ppm by weight

• 100 ppm by weight

• 150 ppm by weight

• 200 ppm by weight

What is the maximum level of non-condensable gases allowed in recycled R-134a as per the SAE J2099 standard?

• 50 ppm by weight

• 100 ppm by weight

• 150 ppm by weight

• 200 ppm by weight