the EK-165S features 5/8" sweat (ODF) solid copper connections

this motorized zone damper uses a 24Vac power open/power closed actuator to ensure positive position control without the failure points typical of spring-return models

Can I use this switch for liquid propane (LP) applications

drastically reducing heat transfer efficiency and forcing the system to cycle more frequently

When a "Sensor failure" or "SNS" code is detected

Williams P043800 Pilot Generator 320734-701 the EK-165S features 5/8" sweatThe Williams P043800 Pilot Generator is an essential OEM thermoelectric component specifically engineered for the Williams Monterey Top Vent Furnace 250 and 350 series. As a critical part of the furnace control assembly, this high grade thermocouple replacement converts thermal energy from the pilot flame into the millivoltage required to operate the gas valve without an external power source. This millivolt generator features heavy duty construction