specifically a high-grade diaphragm assembly

including the VR8215S1248 and 13H41

making it a staple for technicians working on evaporators where external equalization is required

this L200F manual reset high limit switch monitors internal temperatures and executes a high temperature shutdown if the system exceeds the 200°F safety threshold

eliminating the need for mounting modifications often required with universal aftermarket kits

Lennox 56L56 Orifice 322055-301 specifically a high-grade diaphragm assemblyThe Lennox 56L56 LP Orifice is a high precision tapered orifice engineered for liquid propane (LP) conversion and gas flow regulation in residential heating systems. Also designated under the part number 56L5601, this authentic OEM Lennox replacement part is critical for technicians performing a natural gas to LP conversion on compatible furnace and unit heater models. It ensures the correct stoichiometric ratio by meting fuel into the burner assembly