Rheem Mfg. Co., Air Conditioning Division redesigned its HVAC training program, “The Training Network™: Tools For Success,” formerly known as the Learning Center®. The new network will introduce programs throughout 2005, including courses on improving compressor reliability, comfort technologies and duct designs. It will continue its lineup of Top Technician® training programs on gas furnace, airflow, residential cooling systems, residential heat pumps, split A/C electrical and commercial rooftop.