This umbrella adapter for V100 is specifically engineered to interface with the Honeywell CA100A116 cartridge found in legacy Honeywell V100 zone valves

If the pressure is sufficient but the switch remains open (check with a multimeter for continuity)

installing this genuine 100092683 ignition part is the most reliable way to resolve common "no heat" calls and lockout errors

and 12L4001 without field modifications

Direct Furnace Integration: Standardized terminal spade connectors allow for rapid York furnace repair and minimal downtime

Carrier 10HB50106802 Sensor Well 319847-401 This umbrella adapter for V100The Carrier 10HB50106802 is a professional grade 4" Sensor Well designed for high accuracy temperature monitoring in commercial and industrial HVACR systems. As a genuine Carrier OEM replacement part, this thermistor well provides the necessary isolation between sensitive temperature sensors and the process fluid, protecting the thermistor from high pressure and corrosive elements while maintaining thermal conductivity. This specific model is commonly