Siemens Building Technology GJD221.1U Actuator 320074-702 this kit provides a fresh

this kit provides a fresh internal surface to restore smooth thermostatic movement

This 1" E-Valve repair kit features high-integrity stainless steel diaphragms and a precision-engineered seat ring to restore tight shut-off and stable pilot-operated control

it maintains the precise electrical characteristics and mounting footprint required for immediate field installation

As a Nordyne furnace part

Dual-Voltage Versatility: Field-selectable 120 or 240 Vac power input accommodates diverse electronic actuator drive power sources

Siemens Building Technology GJD221.1U Actuator 320074-702 this kit provides a freshThe Siemens GJD221. 1U is a high performance fire smoke damper actuator designed for critical life safety applications. Engineered for 120V systems, this OpenAir model delivers 20 lb in torque to ensure reliable operation of UL listed smoke control and combination fire smoke dampers. As a veteran grade spring return actuator, it features a 2 position (on off) control signal with a rapid 30 second driving time and a 15 second fail safe spring return.