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Gary Hansen was in Phoenix last month at the 2011 SAE Alternate Refrigerant and System Efficiency Symposium. His report?
“Low GWP-refrigerant supply and pricing are top-of-mind for engineers and suppliers working on 2013-model-year vehicles, but those issues will get worked out,” Gary says. ”Shops and A/C technicians should be getting ready now in order to prevent the same types of contamination issues the industry experienced during the transition from R-12 to R-134a.
We didn’t design our R-9757 to prop up an overturned Cat scraper, but this machine’s owner said the unit’s stout construction kept it from rolling further onto the cab. Installed by Badger Truck Refrigeration just a week before, the unit kept right on running once the scraper was back on its wheels.