Why is my heater requiring a manual reset on the vent switch

The unit is housed in a durable NEMA 1 enclosure

ensuring reliable measurement for air

this sensor eliminates the erratic readings associated with aged or failing probes

Armstrong International 75A6 Trap THPU32HP7Y Why is my heater requiringThe Armstrong International 75A6 Trap is a heavy duty cast iron float and thermostatic steam trap engineered for high capacity industrial applications. Featuring a 1 1 2 inch NPT connection and a precision engineered 19 64 inch orifice, this Series A trap is designed to handle a maximum operating pressure of 75 PSI. It excels in modulating steam pressure systems, providing continuous condensate drainage and immediate air venting through an integrated