Direct Replacement: Fully interchangeable with Lennox 58J9701 and replaces LB-86210A for seamless service

utilizing the genuine Carrier HVAC gasket 5H60-502 ensures a reliable

Durability: Engineered for over 100

If the blower motor bearings are worn

Lochinvar & A.O. Smith 100111255 Control Board 326070-701 Direct Replacement: Fully interchangeable withThe Lochinvar & A. O. Smith 100111255 Control Board is a critical OEM replacement part designed for high performance commercial water heaters and hydronic heating systems. As a central control board, it manages vital system diagnostics, ignition sequences, and multi stage temperature regulation to ensure peak operational safety. This HVAC control module is the direct replacement for obsolete part number 9006520005, engineered to restore factory spec