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As a veteran HVACR technician
the system will remain de-energized as a safety precaution
Professional technicians recommend using strain relief pliers to compress the bushing around the cable before snapping it into the mounting hole
technicians must consult the manufacturer’s derate tables to determine if a different orifice drill size is required to compensate for lower oxygen density
and plastic tubing
York S1-029-25456-000 Burner Orifice As a veteran HVACR technicianThe York S1 029 25456 000 Burner Orifice is a precision engineered component designed for high efficiency gas furnace manifolds. This #43 burner orifice features a . 089 inch diameter aperture, specifically calibrated to ensure exact BTU input ratings and optimal combustion performance across compatible York, Coleman, and Luxaire heating systems. As a direct replacement for S1 029 20423 043, this 2 groove (2Grv) model maintains the critical gas flow
