Secure the bulb to a horizontal section of the suction line near the evaporator outlet

meaning it will fully open via spring return if the 24V power source is disconnected

How do I reset the module after an oil trip

simplifying the electrical setup during installation

York S1-7670-3451 Filter Retainer Els PW 29614 Secure the bulb to aThe York S1 7670 3451 Filter Retainer is a precision engineered OEM replacement part designed to secure air filtration media within York, Coleman, and Luxaire air handling units and furnace cabinets. As a critical HVAC filter clip, this component maintains constant tension against the filter frame, ensuring a tight seal that prevents air bypassa common cause of evaporator coil fouling and degraded indoor air quality. Fabricated from high grade spring