use the control as packaged

It is highly recommended to use this fixed OEM pressure switch to ensure the factory-specified safety parameters of the HVAC system are maintained without the risk of manual calibration errors

heavy-duty interface for field calibration

s requirement

Lochinvar & A.O. Smith 100278058 Adapter 323613-751 use the control as packagedThe Lochinvar & A. O. Smith 100278058 Adapter is a critical venting component designed for professional high efficiency HVACR installations. This DuraVent appliance adapter is engineered specifically to transition between the units flue collar and the vent pipe system, ensuring a gas tight seal for Category II, III, and IV gas appliances. Built from premium grade materials, this adapter is compatible with condensing boilers and water heaters from the