Part # 24 on the Modine Parts Diagram
Modine heater manual reset blocked vent switch. Modine Part # 5H73057 (Works with all gravity vent Modine PD, PAE, & PA heaters built after 1986)
Heater Part Options
An aftermarket part is any part not sourced from the heater manufacturer. By purchasing these parts direct, we save you money while still offering the same or better quality as OEM parts that come with the heater.