Lennox 36N91 Drain Spud 320734-701 As a critical multi-stage control

As a critical multi-stage control component

this ST9120C5005 fan timer regulates the combustion blower and circulating fan to maximize heat exchange efficiency and prevent component stress during startup and shutdown cycles

providing a seamless cut-out at 130°F and a vertical cut-in at 100°F

provided the seat remains clear of debris

Always match the reset type and temperature specifications found on the original equipment manufacturer's data plate

Lennox 36N91 Drain Spud 320734-701 As a critical multi-stage controlThe Lennox 36N91 Humidifier Drain Spud is a critical OEM replacement part engineered for high performance fluid management in HVAC whole house humidifiers. Designed to facilitate consistent condensate drainage, this component ensures that excess water is efficiently routed from the drain pan to the discharge line, preventing standing water and the resulting risk of scale buildup or mold growth within the system. This 1 2 inch OD discharge fitting is