Serviceability features all service and maintenance performed outside the building, consuming no interior floor space. Additional service features included variable-speed ECM blower motor, scroll two-stage compressor, high- and low-pressure switches, compressor time delay. Ventilation package options factory or field installed. Acoustical sound accessories can be added for even lower operating sound levels as requirements and budgets dictate.

Source: ACHR News (a part of news report)

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