Lennox 16A07 Ignition Control Kit 318172-701 Y64T21-0 is the direct replacement

Y64T21-0 is the direct replacement for Y64T22-0

this manual reset furnace limit switch requires a technician to physically inspect the system for airflow obstructions or heat exchanger issues before restarting

this Emerson A-F-D cartridge is the standard for protecting expensive system components in residential and commercial applications

Technicians often encounter localized pitting or blade deformation on older units

Flexible Installation: The 30" capillary length and standard 4-way dial type simplify integration into diverse equipment configurations

Lennox 16A07 Ignition Control Kit 318172-701 Y64T21-0 is the direct replacementAs an HVAC professional, you know that a failed ignition sequence is one of the most common service calls during peak heating season. The Lennox 16A07 Ignition Control Kit (also identified as the 614148 04 replacement kit) is the specified OEM solution for restoring high performance operation to Lennox G32 and GHR32 gas furnaces. This technical kit is engineered to manage the critical timing of the combustion air inducer, Hot Surface Ignitor (HSI),