Fenwal 35-615937-997 Ignition Module 319852-301 provided the pilot flame is

provided the pilot flame is adjusted to the correct intensity

protecting the electrical service and internal wiring from high inrush current

designed to maintain precise tension and friction parameters required for consistent enthalpy wheel rotation

eliminating the alignment issues common with generic components

By loosening this screw

Fenwal 35-615937-997 Ignition Module 319852-301 provided the pilot flame isThe Fenwal 35 615937 997 is a microprocessor based Direct Spark Ignition (DSI) control engineered for a 24VAC input. This specific unit features an integrated OEM Captive Air inducer relay, ensuring the combustion blower establishes proper airflow before the ignition sequence initiates. Designed for rigorous HVACR environments, it offers a 60 second pre purge and a 60 second inter purge period to clear the combustion chamber, followed by a 15 second