it should fall within the 26mV to 32mV range

permanent brazing into the liquid line

preventing backup into the inducer housing

Can I use a universal switch instead of this 1

it has likely failed and requires replacement

Siemens Building Technology QAM2012.750 Temperature Sensor 319847-401 it should fall within theThe Siemens QAM2012. 750 is a professional grade duct averaging temperature sensor designed for precise climate monitoring in large scale air handling units and ductwork where temperature stratification occurs. Featuring a highly stable 1k Ohm Platinum RTD (Pt1000) sensing element with a 385 alpha coefficient, this unit ensures repeatable accuracy of + 0. 75F at 75F across its extensive 40F to 180F operating range. The sensor utilizes a 24 foot