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If the HVAC blower is running but there is no heat
It acts as the logic interface for the fan relay but does not directly handle high-voltage line power for the motor itself
The Auto-Load Regulation (ALR) feature ensures that the output pressure remains constant despite changes in the airflow requirements of the downstream pneumatic actuators
Can I use this board for a residential furnace
While originally designed for standard refrigerants
Cleveland Controls AFS-952-1-B Switch THPU32HP7Y If the HVAC blower isThe Cleveland Controls AFS 952 1 B is a heavy duty adjustable differential pressure switch engineered for sensing air flow and pressure in rigorous commercial and industrial HVAC applications. Featuring a robust NEMA 4 enclosure, this unit provides superior protection against dust and moisture, making it ideal for rooftop units and harsh mechanical environments. The AFS 952 1 B offers a precise set point range of . 05" to 12. 0" w. c., allowing for