Resideo F76S1056 Water Filter 321042-401 For technicians troubleshooting Lennox furnace

For technicians troubleshooting Lennox furnace pressure switch errors or bearing failure

providing reliable cooling control with direct-acting thermostats

and provides a point of access for system diagnostics

preventing nuisance breaker trips during startup

With a maximum temperature rating of 180°F and high-performance sealing technology

Resideo F76S1056 Water Filter 321042-401 For technicians troubleshooting Lennox furnaceThe Resideo F76S1056 is a high capacity 2 inch sediment water filter designed for large scale residential and commercial potable water systems. Featuring a 100 micron stainless steel mesh, this unit effectively captures suspended solids such as sand, rust, and scale, protecting downstream piping and sensitive components like pressure reducing valves and water heaters. The integrated backwash mechanism allows for rapid cleaning of the filter element