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What furnace models are compatible with the 903903
Built on the iconic Erie PopTop platform
provided the specific system design calls for a 7 PSI / 22 PSI reset logic
High-Temperature Versatility: The 100/240 degree range is ideal for high-limit or operating control in hot water and steam systems
ensuring a fail-safe open position during power loss to maintain system circulation
Lennox 17W82 Control Board Els PW 17895 What furnace models are compatibleThe Lennox 17W82 Control Board (LB 91097C) is a critical OEM ignition control replacement kit designed to upgrade and restore functionality to Lennox gas furnaces utilizing older EGC 1 or EGC 2 modules. This 24V microprocessor based board manages the direct spark ignition (DSI) sequence, ensuring precise timing for the combustion air blower, gas valve, and indoor fan. As a veteran grade furnace circuit board replacement, it includes the 100980 01