Lennox 26W46 Pressure Switch 320788-703 and WeatherKing models such as

and WeatherKing models such as the (-)GEC

the 100110894 serves as a robust defense against heat-related fatigue in demanding hydronic and domestic hot water applications

or if the compressor hums without starting (suggesting the start capacitor isn't being engaged)

it integrates manual thermal protection to safeguard the windings against overheating in high-static environments

and 1680268

Lennox 26W46 Pressure Switch 320788-703 and WeatherKing models such asThe Lennox 26W46 Pressure Switch is a critical safety component designed for two stage gas furnaces, engineered to monitor the venting pressure and ensure the inducer motor is operating within specified parameters. This specific differential pressure switch features a dual setpoint configuration of 0. 65" WC and 1. 15" WC, facilitating the precise monitoring required for both low fire and high fire heating cycles. Built to meet OEM Lennox