Lennox 94H80 Orifice Using an automatic reset limit

Using an automatic reset limit switch prevents permanent lockouts during temporary airflow restrictions

As a genuine OEM York replacement part

Technicians should refer to the original relay's specifications

inspecting the sensor lead for heat-induced brittle insulation or terminal corrosion is a standard diagnostic step

ensuring the root cause of the overheat is addressed before the system resumes operation

Lennox 94H80 Orifice Using an automatic reset limitThe Lennox 94H80 Burner Orifice is a precision engineered LP gas conversion component specifically designed for liquid propane heating applications. Featuring a precise . 0570 orifice size, this OEM Lennox replacement part is critical for maintaining the correct gas to air ratio, ensuring clean combustion and stable flame patterns. As a direct successor to the 94H8001 and LB 83508, this orifice is frequently utilized in Lennox GHR26 series furnaces