This kit focuses on the housing assembly

By replacing critical internal wear components

ensuring compatibility with Lennox 13CHPA and 15CHPXA series units

Does this fit all York furnaces

Can I use this to replace an older TEC2102 or TEC2600 series thermostat

Dwyer Instruments 1900-1MR Pressure Switch 340155-7026 This kit focuses on theThe Dwyer Instruments 1900 1MR is a professional grade differential pressure switch designed for critical monitoring of air and non combustible gases. This compact low pressure switch features a manual reset mechanism, ensuring the system remains locked in an alarm state until a technician can verify the cause of the pressure deviation, making it an essential component for HVAC safety limit applications. With an adjustable range of 0. 4" w. c. to 1.