which eliminates the need for field modifications and ensures peak airflow efficiency

ensuring perfect alignment and thread compatibility for the 3/8" liquid line

check the actual differential pressure at the switch ports during the inducer pre-purge

Specifically engineered for R410A systems

Can I use a 115V motor to replace the 69M31

Siemens Building Technology GRD226.1U Actuator 320788-702 which eliminates the need forThe Siemens OpenAir GRD226. 1U is a heavy duty fire and smoke damper actuator engineered for life safety systems requiring high reliability fail safe performance. Operating at 120V AC, this spring return actuator provides 30 lb in of torque, making it a standard choice for two position control of small to medium combination fire and smoke dampers. Designed to meet stringent UL555 and UL555S safety standards, the GRD226. 1U features a 30 second drive