This thermostatic expansion valve features a 5/8" inlet and a 20-inch capillary tube

The normally closed configuration ensures the valve remains in a fail-safe shut position until the 11

When diagnosing heater failure

What causes this coil to buzz or hum after installation

Field Controls 46458041 Control Kit 326070-701 This thermostatic expansion valve featuresThe Field Controls 46458041 (Model CK 41P) is a professional grade control kit engineered to synchronize the operation of SWG Series Power Venters with 24VAC gas fired components. Designed specifically for gas furnaces, boilers, and unit heaters, this kit ensures the power venter is energized prior to burner ignition. It features a modular plug in connection for systems equipped with a 24V electric damper, simplifying the interface between the