This is the third and final installment in the series on using makeup air unit (MAU) cooling coils as dry coolers. Part I introduced the concept and provided a case study with an air-cooled chiller ...

Nelson Mechanical Design was asked to investigate an underperforming chilled water system at a large home overlooking the south coast of Martha’s Vineyard. The installing contractor had been let go ...

The second case study in this series had a system configuration depicted in Figure 1. The condenser water system had heat trace on the outdoor piping as well as a basin heater in the cooling tower.