Refrigerant and Air Conditioning Quiz

Which component of CFC refrigerant is the cause of ozone depletion?

• chlorine

• fluorine

• carbon

• all of the above

The Stratospheric Ozone layer protects us from;

• polar inversion

• chlorine monoxide

• ultraviolet radiation

• gamma rays

The current standard for recovery only equipment is SAE;

• J2210

• J2810

• J1732

• J2788

When checking a cylinder of recycled HFC-134a for non-condensable gases at 70°F, the pressure should not exceed;

• 50 psig

• 76 psig

• 90 psig

• 134 psig

Section 609 of the Federal Clean Air Act requires that all persons servicing motor vehicle air conditioning must;

• use EPA approved equipment

• be certified in recovery procedures

• never intentionally vent refrigerant

• all of the above

Recovery cylinders must be;

• 30 lb. capacity

• SAE approved

• white in color

• UL or DOT approved

After charging a system using manifold gauges, the refrigerant in the hoses;

• can be vented

• must be recovered

• is disregarded

• none of the above

Violations of Section 609 of the Clean Air Act may result in;

• $27,500. fine per violation

• loss of technician certification

• an appearance in Federal Court

• all of the above

After initial recovery procedures, the technician should;

• disconnect the recovery equipment

• add some refrigerant and leak test

• replace any failed components

• wait 5 minutes to determine if the system returns to a positive pressure

After initial recovery procedure, if additional recovery is required, repeat the recovery process until the A/C system vacuum remains stable for;

• 30 seconds

• 30 minutes

• 2 minutes

• 1 hour