Is this the correct replacement for the older FM1D20A-120 model

A digital manometer is recommended for final verification

returning the connected damper or valve to its original position whenever power is removed

5-liter tool designed for heavy-duty HVAC and commercial maintenance

this kit prevents internal bypass and external leakage caused by seat erosion or elastomer degradation

Fenwal 35-665535-011 Ignition Module Els PW 17895 Is this the correct replacementThe Fenwal 35 665535 011 Ignition Module is a high performance, microprocessor based 24 VAC hot surface ignition control designed for heavy duty gas fired equipment, including boilers, furnaces, and water heaters. Engineered to manage the full combustion sequence, this module integrates safe start logic, flame sensing, and blower relay control into a single, compact unit. As a three try ignition model, it provides improved reliability in demanding