The integrated pressure switch assembly is vital for verifying negative pressure in the vent pipe before the burner is permitted to fire

Serviceable Design: The removable end plate with plated steel internal parts allows technicians to swap cores without cutting the liquid line

Automatic Reset Logic: Automatically closes the circuit at 90°F

The unit features an internal jumper that allows you to choose if the outlet remains "hot" regardless of the main breaker position or if it is switched by the 10A breaker

Resideo 40003916-011 Replacement Motor 320788-704 The integrated pressure switch assemblyThe Resideo 40003916 011 Replacement Motor is a critical component for restoring the functionality of your hydronic heating system. Engineered specifically as a replacement actuator for V8043C series zone valves, this 24Vac synchronous motor ensures reliable cycling of 2 way, normally closed valve bodies. As a seasoned technician, you know that field reliability depends on precise fitment; this unit features a manual lever for manual opening during