Viessmann 7868810 Pressure Switch 318172-701 Heavy-Duty Contacts: Engineered to handle

Heavy-Duty Contacts: Engineered to handle high electrical loads without premature pitting or sticking

Technical Specifications and Benefits Direct OEM Replacement: Engineered specifically for ICP brands including Heil

heat-resistant elastomer prevents hardening and cracking under extreme furnace temperatures

Should I replace the run capacitor during installation

Continuous Air Venting: Automatically discharges air and non-condensable gases to maintain system efficiency

Viessmann 7868810 Pressure Switch 318172-701 Heavy-Duty Contacts: Engineered to handleThe Viessmann 7868810 Air Pressure Switch is an essential safety component engineered for precision monitoring of combustion air and flue gas flow within high efficiency heating systems. This differential pressure switch integrates a factory calibrated 131A cable assembly, ensuring seamless communication with the burner control unit. By detecting minute changes in static or differential pressure, the 7868810 ensures that the inducer fan is providing