this device features an automatic reset mechanism and is calibrated for an opening temperature range of 190°F to 230°F

L240) on your existing part to ensure the furnace maintains its safety and efficiency ratings

this unit is engineered for maximum moisture and acid removal

provided the MFD ratings (30/3) are identical

McDonnell & Miller AP-3-SS-J Probe Rod this device features an automaticThe McDonnell & Miller AP 3 SS J (Part Number 176231) is a heavy duty, 39 inch (991mm) stainless steel probe rod designed for high precision liquid level sensing in commercial and industrial boiler applications. Engineered for compatibility with conductance type level controls, this ambient probe provides the critical conductive path required for low water cut off (LWCO) and pump control sequencing. In the field, its 300 series stainless steel