use a standard service wrench to adjust the stem in small increments

and allergens to protect indoor air quality

using the 54G3001 identical replacement ensures you maintain the original airflow CFM required for proper heat rejection

it creates a reliable water seal that prevents high-temperature vapor from reaching the sensitive bellows of your Honeywell L404

High backpressure reduces the pressure differential necessary for the thermodynamic disc to seat

Lennox 94C90 Gas Valve THPU32HP7Y use a standard service wrenchThe Lennox 94C90 is an OEM standard opening natural gas valve designed for precision fuel regulation in residential and light commercial heating systems. Operating on a 24V AC control circuit, this valve features a 3 4" x 3 4" NPT connection, ensuring high capacity flow for larger BTU furnace applications. As a direct OEM replacement gas valve, the 94C90 is identical to part number 94C9001 and is commonly found in Lennox G11 and G12 series units. It