Ford dealers selling their first MPVs with R-1234yf
August 17, 2016
By Steve Schaeber, MACS Technical Editor We learned about Ford’s plans to begin building the 2017 Escape with R-1234yf refrigerant during a meeting with their regional parts and service manager...Read Article >
A/C performance issue
August 16, 2016
The part exists, sort of. The 2001 Dodge Caravan minivan with Automatic Temperature Control had poor rear A/C cooling performance and the technician decides (correctly) the issue is with the...Read Article >
A fleet for field work: servicing specialty equipment
August 2, 2016
By Stephen Petit, Siefkes/Petit Communications In heavy-duty A/C work, the service vehicle is essentially a shop on wheels — it’s vital for reaching equipment that operates virtually around the clock...Read Article >
Repeat blower motor issue
July 25, 2016
By Steve Schaeber, MACS Technical Editor An old boss of mine used to have a saying that goes something like: I ain’t got time to be doing the same thing...Read Article >
Change is coming to heavy duty refrigerants
July 18, 2016
By Steve Schaeber, MACS manager of service training Last year around this time the US Environmental Protection Agency (EPA) finalized Rule # 20, which was a Change of Status Rule...Read Article >
Servicing heavy duty truck, off-road and specialty vehicle A/C
July 14, 2016
By Robert Brocx The heavy duty truck, off-road work machine and specialty vehicle mobile air conditioning (HD MAC) industry has typically utilized air conditioning standards, procedures and technologies developed by...Read Article >
Clogged radiator!
July 8, 2016
Johnny’s Radiator in Warren, AR is very busy right now and trucks with clogged radiators like this are one reason why! Make sure air flow is not restricted. If you’re...Read Article >
Do you know how to handle A/C for off highway vehicles?
July 1, 2016
Like the light duty world, most heavy duty HVAC systems are tested using a laptop and specific software. However, the Freightliner M2 Business Class Truck HVAC controls and blower...Read Article >
Where have all the “leakers” gone?
June 28, 2016
By Ward Atkinson, MACS Technical Advisor It has been said that back in the days of R-12, A/C system engineers sometimes used “Band Aid” fixes to address A/C system issues....Read Article >
Regulating recharge
June 23, 2016
By Steve Schaeber, MACS manager of service training Summertime is here, and that means many shops are feeling the full heat of A/C season. With temperatures rising, customers seeking cool...Read Article >
Make sure to check for TSBs!
May 9, 2016
By Steve Schaeber, MACS Manager of Service Training When we teach A/C classes there are a few basic phrases we use on a regular basis to cover ourselves that act...Read Article >
Are you equipped with the right tools for mobile A/C repair?
May 2, 2016
View the May 2016 issue of award-winning MACS ACTION magazineRead Article >