Skip to main content

EV

The Auto Prof joins MACS Training Event

September 23, 2022

The Auto Prof is an automotive technical training organization. Company principal, Mike Bailey is a licensed automotive technician and instructor since 1991.
Read Article >

Trans/Air MFG Returns as a MACS exhibitor

September 21, 2022

Trans/Air Manufacturing, Corp. is setting new standards of comfort, reliability, and value for climate control in conventional, electric and hybrid buses and coaches.
Read Article >

CPI Fluid Engineering is a new MACS exhibitor

September 14, 2022

CPI, founded in 1971, is a global expert in engineering fluids for challenging applications in heat transfer and compression.  “Our mission is to advance the industries we serve by providing world-class engineered performance fluids, unmatched customer support and innovative collaboration.”
Read Article >

UAC returns as a MACS Exhibitor

September 13, 2022

UAC is a family owned and operated company since 1988, from Mansfield, TX specializing in Temp Control and Engine Cooling products.
Read Article >

IGas To Exhibit at MACS 2023 Trade Show

September 9, 2022

iGas USA, Inc. offers a full range of refrigerants. Originally joining MACS in 2017, iGas explains, “Our strength, and our mission, is to develop and bring to the market innovative solutions that will have a positive effect on a company's work and business. Each day we strive to design creative, safe and high-quality products that will: assist in lowering your cost of business, make daily work requirements easier, faster, and more economical and improve working conditions and the environment.”
Read Article >

You Knucklehead, you caused this compressor to lock up!

September 7, 2022

Last week's article ended with the following: "As I was completing the job, it hit me what had happened and my first thought was:  You Knucklehead, you caused this compressor to lock up!"  
Read Article >

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 >

Designing a Climate Control System for Electric Vehicles

June 3, 2022

How do engineers design climate control systems for electric vehicles
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 >