75" diameter wheel features a 5/16" bore and is designed for clockwise (CW) rotation

The unit features an internal jumper that allows you to choose if the outlet remains "hot" regardless of the main breaker position or if it is switched by the 10A breaker

installing a fresh 30046335-859 during every disassembly is standard practice to secure the 8100 Series' performance

it should be paired with a compatible 1/2-inch NPT bulb well to protect the capillary bulb

The York S1-025-26390-001 limit switch is a critical safety component designed for precise thermal regulation within residential gas furnaces

Lennox 49K85 Ignition Pilot Assembly 30067439-890 75" diameter wheel features aMaintaining reliable ignition in Lennox gas furnaces requires precision components like the Lennox 49K85 Spark Ignition Pilot Assembly. This OEM spark igniter pilot is a direct fit replacement engineered for intermittent pilot ignition systems, providing a consistent high voltage spark to initiate the burner cycle. Transitioning from a failed assembly to this technical grade unit restores system safety by preventing unburnt gas accumulation. The 49K85