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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Soot buildup or cracks in the ceramic insulator are also physical signs that the 123970 sensor needs replacement
Use a multimeter to check for electrical continuity across the terminals in the 'ON' position
Precision engineered for standard 48-frame blower motors (5-5/8 inch diameter)
Safety Monitoring: Automatic one-hour reset functionality and continuous flame monitoring ensure safe system operation during extended heating cycles
LP Optimized Performance: Designed to handle the unique combustion characteristics of Liquid Propane
Lennox 27W18 Condensate Pan 323613-751 Soot buildup or cracks inThe Lennox 27W18 Condensate Pan (LB 65843E) is a critical OEM replacement part engineered for high performance HVAC condensate management. This EPDM condensate drain is designed to withstand the thermal cycling and moisture exposure common in residential and commercial air handlers. As a genuine Lennox replacement part, it ensures a precise fit under the evaporator coil, maintaining safe system operation and preventing the structural water damage