Tool-Free Installation: No special tools or machinery dismantling required for assembly

and freezing sensors—to maintain peak system performance and efficiency without full unit replacement

Use the range screw to set the cut-in point and the differential screw to determine the cutout point

What are the signs that this blower housing panel requires replacement

Heatcraft Refrigeration 28913401 Pressure Switch 321894-706 Tool-Free Installation: No special toolsThe Heatcraft Refrigeration 28913401 Pressure Switch is a high performance low pressure control designed specifically for commercial refrigeration systems, including walk in coolers and freezers. As a genuine OEM replacement part, this low pressure switch with conduit ensures seamless integration with Heatcraft, Bohn, and Chandler units, providing critical compressor protection by monitoring refrigerant levels. When the system detects insufficient