Robust Signal Transfer: Designed to provide stable electrical feedback to modern control boards for consistent system performance optimization

while the compact housing saves valuable space in crowded enclosures

Key Benefits for Technicians: Universal Compatibility: Optimized for use with Fenwal 35-72 series and Mark 10DX control systems

spring return actuators

When a furnace technician encounters a tripped rollout

York S1-029-19387-019 Orifice 323055-751 Robust Signal Transfer: Designed toThe York S1 029 19387 019 Orifice is a precision machined #84 burner orifice engineered for exact fuel metering in residential and light commercial furnace assemblies. As an OEM replacement part for York, Coleman, and Luxaire systems, this component is critical for maintaining the correct manifold pressure and ensuring total BTU output aligns with nameplate specifications. Proper orifice sizing is essential for achieving a clean stoichiometric ratio,