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It isn’t blowing cold enough
June 29, 2022
"It isn't blowing cold enough.” Most any auto repair shop that does A/C work will often hear customers say this phrase. It can be the result of any number of things that can be wrong with an A/C system. Often it is a case of common things such as, a low refrigerant charge, a refrigerant overcharge, contaminated refrigerant, a blend door issue, a cooling fan problem, or maybe a weak compressor.Read Article >
OEM oil capacity information
June 7, 2022
If you are installing an OEM replacement compressor in this example then it "should" contain 4.5 ounces of oil but if the compressor is not drained and the oil measured, the amount will not be known for sure. Also, if an aftermarket compressor is being installed, there is no standard that exists in the industry regarding the amount of oil that might be shipped in a replacement compressor. It might have no oil in it, a partial charge, or a full charge or even more than a full charge. To make matters worse, the OEM does not provide the total system capacity for this vehicle.Read Article >
Compressor lubrication tips
May 26, 2022
We will focus on lubrication information that is often encountered and how it can be interpreted incorrectly and result in the incorrect amount of oil being installed in a system.Read Article >
Compressors 101
May 2, 2022
You are invited to attend a compressors 101 class I will be conducting next week at the MACS training facility in Lansdale, PA. The title of the class is Behavioral Characteristics of Various Compressor Types. It is happening live on Wednesday May 11 from 5:30 to 9:00pmRead Article >
Tools and Diagnostic Equipment for Mobile A/C Service
April 29, 2022
Remember it is up to the individual service company or technician to ensure they are following the requirements established in the location where they are working.Read Article >
Your A/C season supply list
April 20, 2022
Unfortunately, something that is often absent from these A/C shopping lists is vacuum pump oil, and multiple containers of it should be included.Read Article >
The desiccant myth
April 12, 2022
There is a myth that exists involving A/C service work and driers that seems to come up from time to time. I have encountered it when handling tech calls and have seen it come up in A/C forums. Read more to find out what it is.Read Article >
No drier replacement, no compressor warranty!
April 6, 2022
Compressor manufacturers and parts distributors are adamant about driers being replaced when one of their compressors are installed. No drier replacement, no compressor warranty!Read Article >
What is a receiver drier?
March 29, 2022
With A/C season just around the corner, this seems like a good time to provide some updated information on these units. NOTE: Receiver driers are sometimes called filter driers and accumulators are sometimes called accumulator driers.Read Article >
Refrigerant reminders
March 1, 2022
It could be a challenging year keeping adequate supplies of R-134a on hand and it will be more expensive.Read Article >
