Resideo ZD14X14TZ Damper 321702-401 this solenoid coil provides the

this solenoid coil provides the precise electromagnetic force required to actuate the valve plunger

The 0555176 is the updated lead-free version

or a complete failure of the motor to spin up during the pre-purge cycle

This bulb is specifically calibrated for Carrier/Bryant/Payne UV 1020 lamp bases

Dual-Speed Logic: Provides 1050/600 RPM flexibility for optimized system efficiency

Resideo ZD14X14TZ Damper 321702-401 this solenoid coil provides theThe Resideo ZD14X14TZ is a high performance 14x14 zone damper engineered for professional HVAC zoning systems. Built with a heavy duty extruded aluminum frame and parallel blades, this square zone damper provides superior airflow control with a low leakage design. The integrated 24Vac synchronous motor operates on a power closed spring return open logic, ensuring a fail safe normally open position during power loss. With a 30 second power close and 10