Siemens Building Technology 331-2968 Actuator 322057-301 A mid-point ground balances the

A mid-point ground balances the secondary voltage between two terminals

Ensure all ASCO valve internals are seated correctly during installation to prevent bypass issues and maintain rated flow coefficients

or specific diagnostic flash codes on the board that point to internal logic failure

this is a genuine Carrier part specifically machined for 17DK and 19DK series equipment

Siemens Building Technology 331-2968 Actuator 322057-301 A mid-point ground balances theAs a veteran HVACR technician, you know the reliability of the Siemens 331 2968 No. 4 pneumatic actuator. This pneumatic damper actuator is built with a rugged, all metal body designed for the positive or gradual actuation of HVAC dampers in mixing boxes, terminal units, and unit ventilators. Featuring a 4 inch stroke and an effective diaphragm area of 17. 9 sq. in., this unit provides the necessary thrust for precise air volume control. The 8 13 psi