Verify the pitch of your existing fan blade to ensure the airflow direction matches the unit’s design

ensuring protection against rain and sleet

A mid-point ground transformer balances the electrical stress across the secondary windings

This replacement vent damper is engineered for vertical or horizontal mounting

If the voltage is steady but the relay still hums or fails to latch

Carrier 50DK505913 Housing 326058-758 Verify the pitch of yourWhen you are troubleshooting a mid to large scale rooftop or package unit and find a hairline crack or significant corrosion in the vent assembly, the Carrier 50DK505913 Induced Draft Housing is the precise OEM replacement you need to restore negative pressure integrity. This heavy duty metal housing serves as the structural foundation for the induced draft motor and blower wheel, ensuring that combustion byproducts are safely and efficiently