For service technicians handling Reznor unit heaters
this OEM flame sensor should be inspected during annual maintenance for carbon buildup or cracked porcelain insulators
the T7801B includes a 16-hour carry-over system to keep the dial moving when power is lost
Direct OEM Substitution: Eliminates the compatibility issues often found with universal or third-party PTAC air filters
this aluminum mesh filter ensures the system operates at its peak 2000 CFM capacity without premature loading
Field Controls 46234800 Motor Kit Freon For service technicians handling ReznorThe Field Controls 46234800 Motor Kit (Model SWG 4HDRMK) is the heavy duty stainless steel replacement motor kit engineered for SWG series power venters, including the SWG 4HD, SWGII 4HD, and SWG 4HDS. This OEM assembly is a direct replacement for the legacy 46275900 part number, providing a drop in solution for contractors servicing LP gas, natural gas, or oil fired heating systems. Since power venting relies on mechanical draft, this 1 20 HP shaded