Equipment

Blue Tree Systems

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March 2014, TruckingInfo.com - Department

Once Around the Yard: Tracking Helps Close the Doors

A sensor-switch in the door header can be tricked with a magnet, telling a reefer’s electronic controls the doors are closed and allowing the unit to run. So K&J managers use tracking to determine what the rig’s really doing.

By Tom Berg

Common sense suggests that if a trailer’s doors are open, its refrigeration unit ought to be shut down. But many customers disagree, thinking the products will be better protected if cooled air continues to circulate as freight is being unloaded.

Tags: Trailers, Reefers, Carrier Transicold, Blue Tree Systems, Once Around the Yard

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