Lennox Y4749 Replacement Mod 323269-701 Cost-effective diagnostic tool that supports

Cost-effective diagnostic tool that supports preventative HVAC maintenance and billable service verification

With nominal dimensions of 12" x 9"

ensuring optimal airflow and heat exchange efficiency

this is the genuine OEM replacement for American Water Heater and John Wood units that call for the 100111630 or 9006953005 part numbers

Common Questions What causes a 285F limit switch like the HH680369 to trip

Lennox Y4749 Replacement Mod 323269-701 Cost-effective diagnostic tool that supportsThe Lennox Y4749 serves as the primary Pulse Furnace Replacement Mod, specifically engineered to replace the legacy G891TCA series direct spark ignition controls. This Baso BGN891 2C module is a critical 24V component for maintaining the unique combustion cycle of the Lennox Pulse furnace, providing precise timing for pre purge, trial for ignition, and inter purge sequences. As a veteran grade furnace ignition control board, it is designed for a wire