Do you know your HVAC components?


 

The first part of any good under-hood inspection should include a label check. The labels below provide us with refrigerant charge specifications to correlate to the OE specifications found in service information. Notice the specifications for the R-1234yf charge capacity on the label match the service information specification. If this vehicle was sent from a collision shop, and we needed to perform an A/C service, but the specifications label was missing due to the accident, we’d have to look it up anyway. The fact that we have two areas to search for the specifications is to our advantage. If they didn’t match we would have some “Soul” searching to do (TSB’s, Preliminary Inspection Bulletins, etc.). Remember this is a later model car with a brand new refrigerant in it from the factory. As we’ve seen in the past, the factory adjusts charge amounts if there are In-service performance complaints.

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About macsworldwide

Mobile Air Conditioning Society (MACS) Worldwide Founded in 1981, MACS is the leading non-profit trade association for the mobile air conditioning, heating and engine cooling system segment of the automotive aftermarket. Since 1991, MACS has assisted more than 600,000 technicians to comply with the 1990 U.S. EPA Clean Air Act requirements for certification in refrigerant recovery and recycling to protect the environment. The Mobile Air Conditioning Society (MACS) Worldwide’s mission is clear and focused--as the recognized global authority on mobile air conditioning and heat transfer industry issues. www.macsw.org
This entry was posted in #1234yf, ACtion Magazine, Automotive Aftermarket, Mobile Air Conditioning, Training and tagged , , , , . Bookmark the permalink.

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