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Whether you are performing a seasonal tune-up or a specific burner assembly repair
the S1-026-34027-000 is the standardized OEM replacement for the discontinued S1-2702-3191
Whether you are servicing a boiler or a large-scale furnace
preventing dangerous over-firing or inefficient operation
Lennox 98M86 Rollout Switch Whether you are performing aThe Lennox 98M86 Rollout Switch is a critical furnace safety limit designed to monitor burner temperatures and prevent hazardous flame rollout conditions. This thermal rollout switch features a 350 degrees F actuation point with a manual reset mechanism, ensuring that a technician must inspect the combustion area for heat exchanger breaches or venting issues before the system becomes operational again. As a Single Pole Single Throw (SPST) component,
