The Sensus 143-82-021-02 regulator spring is a critical calibration component engineered for Sensus 122 and 243-8 gas pressure regulators

this unit offers a drop-in solution with standard spade terminals for fast integration

this specific cover plate is designed for the standard 1F90 and 1F70 series and is not compatible with the Blue 6-inch or 12-inch touchscreen models

Installation requires standard regulator adjustment tools

Leak Prevention: Maintains a secure seal to prevent water damage to the combustion chamber and burner tray

Reznor 61652 Orifice The Sensus 143-82-021-02 regulator springAs an HVAC technician, you know that unit performance starts with an exact fuel to air mixture. The Reznor 61652 Orifice is a precision engineered LP main burner orifice designed specifically for liquid propane conversions and replacements in Reznor heating units. This 1. 45 mm brass orifice is critical for maintaining the correct manifold pressure and input rate, ensuring clean combustion and preventing the soot buildup or delayed ignition often seen