controlled by the captive trippers on the 7-day dial

a 440V rating is a superior replacement because it can handle higher voltage spikes than the original 370V part

ensuring motor leads stay clear of the rotating fan blades

Enhanced System Safety: Accurately monitors negative pressure to prevent hazardous operation during venting failures or inducer blockages

this 18” damper is essential for protecting constant volume systems from bypass-related performance drops

Lochinvar & A.O. Smith 100109680 Pilot 319825-402 controlled by the captive trippersThe Lochinvar & A. O. Smith 100109680 Pilot Assembly is a critical OEM replacement part engineered for precise ignition control in high efficiency residential and commercial gas water heaters and boilers. As a veteran grade pilot burner assembly, this component ensures consistent flame rectification and system reliability, preventing the nuisance lockouts often caused by carbon buildup or worn thermocouples. This kit features a robust thermopile and