609 certification - Study guides, Class notes & Summaries

Who Must Be Certified? Any person that services Motor Vehicle Air Conditioning (MVAC) must be certified. Servicing of motor vehicle air conditioning includes repairs, leak testing, and "topping off" of air conditioning systems low on refrigerant, as well as any other repair to the vehicle that requires dismantling any part of the air conditioner. NOTE: Service performed on HCFC-22 air conditioner systems typically found on busses, is NOT covered under section 609, but rather section 608 of the C...

MACS 609 CERTIFICATION EXAM QUESTIONS & ANSWERS CORRECT 100% The use of ultraviolet (UV) or fluorescent dyes in an HFO-1234yf system is: - answers Approved by some vehicle manufactures but not by others One effect of some refrigerant gases in the atmosphere is that they: - answers Contribute to trapping heat Which item is not mentioned in the SAE J2099 Standard of refrigerant purity? - answers Sludge When it has been determined that an A/C system has a low refrigerant charge, what s...

If lubricant is removed by recovery equipment during system refrigerant removal, what must be done with the lubricant? - Answer Re-install lubricant removed by the recovery equipment Before reuse, what must be done with HFC-134a that has been recovered from a mobile A/C system using recovery-only equipment? - Answer Question 2 options: Recycle the HFC-134a before reuse using certified equipment

If lubricant is removed by recovery equipment during system refrigerant removal, what must be done with the lubricant? - Answer Re-install lubricant removed by the recovery equipment Before reuse, what must be done with HFC-134a that has been recovered from a mobile A/C system using recovery-only equipment? - Answer Question 2 options: Recycle the HFC-134a before reuse using certified equipment When can HFC-134a become combustible in a mobile air conditioning system? - Answer If shop air ...

The U.S. EPA does characterize used refrigerants as hazardous waste False R-134a disposable refrigerant cylinder is ________ color coded: light blue The CO2 system would be acceptable to the EPA under the condition that MVAC system was designed to avoid concentrations in the passenger cabin that are above _____ for more than 15 minutes 3% Refrigerant containers which contain refrigerant more than 20 pounds can be sold to a person who holds _______ either Section 608 or Section 6...

EPA 609 Technician Certification Questions and Answers Already Passed 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 CFC-11 3. Ozone layer absorbs and scatters __________ form the sun Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant TRUE 5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity 80% 6. T/F Ester-based sy...

2024 MACS 609 CERTIFICATION EXAM WITH 100 ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS/ LATEST MACS 609 CERTIFICATION TEST 2024/2025 (BRAND NEW!!)

MACS 609 CERTIFICATION EXAM WITH VERIFIED SOLUTIONS...

When two or more refrigerants are mixed, what must be done with the mixture? Send off-site to EPA certified reclaimer for reclamation or destruction Which SAE Standard(s) must be referred to on the label of approved HFC-134a refrigerant recycling machines? SAE J2210 or SAE J2788 When it has been determined that an A/C system has a low refrigerant charge, what should be done? Perform a leak test procedure Which item is not mentioned in the SAE J1991 standard of refrigerant purity? ...