Johnson Controls F261KAH-V01C Flow Switch 30067439-890 this Source1 pressure control replaces

this Source1 pressure control replaces legacy part numbers 024-35776-000 and ensures your combustion system maintains its AHRI-rated efficiency without nuisance trips

a remote sensor model like the 013G2952 should be utilized instead

Key Benefits: OEM Compatibility: Guaranteed fit for Lennox systems requiring part numbers 98P78 or 98P7801

the heat relay sequencer is likely the culprit

and the majority of models from A

Johnson Controls F261KAH-V01C Flow Switch 30067439-890 this Source1 pressure control replacesThe Johnson Controls F261KAH V01C Flow Switch is a heavy duty liquid flow switch engineered to provide reliable signal transmission to HVACR controls and industrial equipment. This unit serves as the direct OEM replacement for legacy models F61KB 11, F61FB 1, and IFS 1. Equipped with a NEMA 3R enclosure, it is suitable for indoor and outdoor installations where protection against rain or moisture is required. The internal SPDT switch supports high