this motor ensures the safe evacuation of flue gases from the heat exchanger

This UL14-certified gearmotor provides reliable counter-clockwise (CCW) rotation and features a durable Type A round shaft

consistent pilot flame that maintains proper thermocouple heat saturation for reliable gas valve operation

ensuring the unit maintains its rated AFUE performance

It generally requires a 5 PSI differential to operate reliably

Lochinvar & A.O. Smith 100109916 Limit Control 318172-701 this motor ensures the safeThe Lochinvar & A. O. Smith 100109916 Dual Limit Control is a critical safety component designed for heavy duty commercial and residential heating systems. This OEM water heater part serves as a high precision manual reset limit switch, engineered to prevent hazardous overheating by interrupting the burner circuit when temperatures exceed the safe operational threshold. As a direct 100109916 replacement for legacy models 11B79 3, 9004529005, and