often due to restricted airflow or a weak internal bimetallic spring

Check for continuity across the 24V heater terminals

This is the structural steel mounting plate itself

What tools are required for this replacement

Danfoss 032U7115 Valve 326058-756 often due to restricted airflowThe Danfoss 032U7115 is a robust EV220B 15 series solenoid valve body engineered for demanding HVACR and industrial fluid control applications. This normally closed (N C), 2 2 way servo operated diaphragm valve features a 1 2 inch G thread connection and is constructed from high grade brass with EPDM seals, making it ideal for water, brine, and neutral media. Designed for reliability in the field, it operates with a differential pressure range of 0. 3