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09Sep

Participating members of MACS since 1999, Pacific Best Inc. (PBI) is a manufacturer’s master distributor of automotive cooling products. PBI offers the greatest selection of radiators, condensers, fan assemblies, intercoolers, external oil coolers and more for all makes and models. The manufacturers we partner with use the most advanced equipment and are operated by an experienced and professional team.

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09Sep

NFICON offers a full line of leak detectors for automotive applications. From standard refrigerants like R134a and R1234yf to CO2 and hydrogen forming gas applications, INFICON can help.

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09Sep

I have been in the transportation climate control industry for 30 years now and have had the good fortune to have learned from some of the best people in the industry. Although I specialize in the school and transit bus sector, all large systems pose the same certain challenges that require the use of proper equipment and tools to perform the repairs correctly.

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08Aug

All too often when a compressor lock-up occurs, the compressor itself is blamed for the lock-up. While it is possible for a manufacturing defect to cause a lock-up, there is usually a problem related to the service work or a problem with the system that is the culprit.

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08Aug

MACS member Rob Bollinger discusses a 2015 Acura TLX blower motor issue and installation

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08Aug

If you work on Toyota, Lexus and Scion A/C systems, chances are that you have encountered a B1479 diagnostic trouble code on a system that will not operate. 

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07Jul

I have encountered many tech calls where a technician had replaced an expansion valve because of a problem with an evaporator freezing up and was frustrated because that did not fix the problem.

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07Jul

If there is an issue with an A/C system, then obviously that needs to be fixed and that will aid in cool down time.  However, if a system is working properly and a customer is complaining, then the focus needs to shift toward educating the customer on steps they can take to improve cool down time.

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07Jul

Motor vehicles have become increasingly more complex over the last two decades to meet the ever-tightening emissions regulations and increased fuel economy requirements, as well as passenger comfort and safety.
This added complexity means technicians are flooded with additional data when diagnosing faults on vehicles. Below is a table outlining the difference between a modern vehicle and a vehicle from 20 years ago. This is only a high-level example to illustrate the differences

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05May

EPA has listed HFO-1234yf under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Non-road Vehicles and Servicing Fittings for Small Refrigerant Cans

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04Apr

MACS celebrates Earth Day 2022

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03Mar

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.

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