Schneider Electric (Erie) 0453H0077GB00 Actuator R-448A this A2VA-7116B style pump is

this A2VA-7116B style pump is engineered to maintain consistent fuel pressure and flow in demanding residential heating applications

protecting the blower motor and ensuring consistent manifold pressure during combustion

Its robust construction prevents water hammer and pressure surges

Check the Nordyne part number on your unit

Using additional sealants can interfere with the mechanical seat and may contaminate the refrigerant circuit

Schneider Electric (Erie) 0453H0077GB00 Actuator R-448A this A2VA-7116B style pump isThe Schneider Electric Erie 0453H0077GB00 is an industrial grade, 120Vac medium duty actuator engineered for precise control in HVAC damper systems. Featuring a direct drive mechanism and clockwise (CW) rotation, this two position damper actuator provides reliable mechanical operation with a 55 in oz torque rating. The integrated spring return safety feature ensures the damper returns to its fail safe position during power interruptions, preventing