or a failure to reach zero ghost pressure (in negative pressure systems) when checked with a manometer

Universal Application: Compatible with residential and commercial HVAC units

Integral vent limiter simplifies installation by meeting safety standards for indoor venting without extra piping

Field Adjustable: While factory set at 29 PSIG

This model is technically identical to the K16RA-72H

Carrier HD52AR154 Motor 319825-402 or a failure to reachThe Carrier HD52AR154 Motor is a high efficiency ECM blower motor engineered for precise airflow management in residential HVAC systems. Operating at 120V, this direct drive motor features an integrated electronic control module that allows for variable speed operation, significantly improving SEER ratings compared to standard PSC motors. As an OEM Carrier replacement part, it ensures exact fitment and electrical compatibility, eliminating the