The internal O-ring stuffing box is serviceable while the system is under pressure

Common symptoms include the inducer motor running continuously without ignition

The JCI logo is prominently displayed

making it a critical stock item for any service truck focused on residential or light commercial cooling systems

Direct OEM Replacement: Guaranteed compatibility with Reznor 28V indicator circuits for seamless integration

Sensus 143-82-021-01 Spring The internal O-ring stuffing boxThe Sensus 143 82 021 01 Blue Black Spring is a critical calibration component designed specifically for the Sensus 243 8 gas regulator. In the field, technicians rely on this spring to establish a precise outlet pressure range of 5" to 8. 5" w. c. (Water Column). This replacement regulator spring is engineered to maintain consistent downstream pressure, ensuring the diaphragm case assembly responds accurately to load fluctuations. Its blue black