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SECTION 609 AUTOMOTIVE AC QUESTIONS WITH CORRECT ANSWERS.
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SECTION 609 AUTOMOTIVE AC QUESTIONS WITH CORRECT ANSWERS.
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SECTION 609 AUTOMOTIVE ACQUESTIONS WITH CORRECT ANSWERS
Which component of CFC refrigerant is the cause of ozone depletion?
A. Chlorine
B. Fluorine
C. Carbon
D. All of the Above - Answer A. Chlorine
The Stratospheric Ozone layer protects us from;
A. Polar Inversion
B. Chlorine Monoxide
C. Ultraviolet Radiation
D. Gamma Rays - Answer C. Ultraviolet Radiation
The current standard for recovery only equipment is SAE;
A. J2210
B. J2810
C. J1732
D. J2788 - Answer B. J2810
When checking a cylinder of recycled HFC-134a for non-condensable gasses at 70F,
the pressure should not exceed:
A. 50 PSIG
B. 76 PSIG
C. 90 PSIG
D. 134 PSIG - Answer 76 psig
Section 609 of the Federal Clean Air Act requires that all persons servicing motor
vehicle air conditioning must;
A. Use EPA approved equipment
B. Be certified in recovery procedures
C. Never intentionally vent refrigerant
D. All of the Above - Answer D. All of the Above
Recovery cylinders must be;
A. 30 lb. capacity
B. SAE approved
C. White in color
D. UL or DOT approved - Answer D. UL or DOT approved
, After charging a system using manifold gauges, the refrigerant in the hoses;
A. Can be vented
B. Must be recovered
C. Is disregarded
D. None of the Above - Answer B. Must be recovered
Violations of Section 609 of the Clean Air Act may result in;
A. $27,500 fine per violation
B. Loss of technician certification
C. An appearance in Federal Court
D. All of the Above - Answer D. All of the Above
After initial recovery procedures, the technician should;
A. Disconnect the recovery equipment
B. Add some refrigerant and leak test
C. Replace any failed components
D. Wait 5 minutes to determine if the system returns to a positive pressure - Answer D.
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;
A. 30 seconds
B. 30 minutes
C. 2 minutes
D. 1 hour - Answer C. 2 minutes
Before retrofitting a motor vehicle air conditioning system, make sure that the
replacement refrigerant is:
A. Readily available
B. HCFC-22
C. EPA - SNAP approved
D. A blend - Answer C. EPA - SNAP approved
Before charging a system with recycled refrigerant, the refrigerant should be checked
for;
A. Phosphene gas
B. Acids
C. Chlorine Monoxide
D. Non-condensables - Answer D. Non-condensables
Service hoses must have ________ within 12" (30cm) of the end of the hose.
A. Shrader Depressors
B. DOT tags
C. Shut off valves
D. Color codes - Answer C. Shut off valves
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