For technicians performing pool heater repair

confirm if your specific application requires a new well or gasket separately

Common Questions How do I change the damper action on this controller

Key Benefits Precise Compatibility: Custom-tailored for 5/16" stems in older VB-3752 valves and VA-3200 actuator configurations

System Safety: Restores the critical barrier between combustion exhaust and indoor air quality

Lochinvar & A.O. Smith 100109691 Thermostat 318423-701 For technicians performing pool heaterThe Lochinvar & A. O. Smith 100109691 Thermostat is a high limit LP thermostat engineered for precise temperature regulation in commercial and residential water heaters. This OEM replacement part (formerly part number 100109691) is critical for maintaining safety protocols and operational efficiency within the combustion chamber. Designed specifically for liquid propane applications, this surface mount thermostat ensures accurate thermal sensing to