As a Manual Reset device

this relay is designed for the standard electrical specifications of the AJ compressor line

they require manual calibration

this part is commonly used in units labeled as Tappan

If the differential pressure drops below the set-point

Carrier 48TM403029 Plate Assembly 326010-701 As a Manual Reset deviceThe Carrier 48TM403029 Plate Assembly is a critical structural and functional component engineered for specific Carrier rooftop units and HVAC systems. Designed to maintain the integrity of the internal cabinet architecture, this plate assembly ensures precise alignment and secure mounting for internal hardware, preventing vibration related fatigue. When performing a direct replacement, this OEM Carrier part restores the mill spec fit required for